Brother International BES-941BC Instruction Manual - English
Brother International BES-941BC Manual
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- Brother International BES-941BC | Instruction Manual - English - Page 1
BES-941BC BES-1241BC INSTRUCTION MANUAL Please read this manual before using the machine. Please keep this manual within easy reach for quick reference. NINE NEEDLE FOUR HEAD ELECTRONIC EMBROIDERY MACHINE TWELVE NEEDLE FOUR HEAD ELECTRONIC EMBROIDERY MACHINE - Brother International BES-941BC | Instruction Manual - English - Page 2
companies or persons is illegal. The use of such materials without the permission of their owners may result in criminal or civil liability. • This manual may be subsequently modified without prior notice. • Brother Industries, Ltd. shall assume no responsibility for any consequences of using this - Brother International BES-941BC | Instruction Manual - English - Page 3
you very much for buying a BROTHER sewing machine. Before using your new machine, please read the safety instructions below and the explanations given in the instruction manual. With industrial sewing machines, it symbol at left means "you must make the ground connection".) BES-941BC • BES-1241BC 1 - Brother International BES-941BC | Instruction Manual - English - Page 4
the wall outlet. Lightning may cause problems with correct operation. Installation Machine installation should only be carried out by a qualified technician. Contact your Brother dealer or a qualified electrician for move by placing the leveling seat on the sound floor. 2 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 5
Brother dealer or a qualified technician. If the machine develops a problem, contact your nearest Brother qualified technician. Ask your Brother dealer or a qualified proper replacement parts as specified by Brother. If any safety devices have machine. Any problems in machine operation which result - Brother International BES-941BC | Instruction Manual - English - Page 6
machine. Please follow the instructions on the labels at all times when using the machine. If the labels have been removed or are difficult to read, please contact your nearest Brother dealer. 1 Safety devices or for 30 minutes after shut-off. Otherwise burns may result. 4 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 7
6 3 Belt cover Finger guard 4 7 5 3 2 BES-941BC 7 1 1 BES-941BC • BES-1241BC 2 5 - Brother International BES-941BC | Instruction Manual - English - Page 8
clean the head of the floppy disk drive periodically. Do not remove the disk out of the drive during the access lamp is lit. 6 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 9
as shown below. Slide the notch in this direction to prevent data loss or overwriting. Slide the notch in this direction to write data. BES-941BC • BES-1241BC 7 - Brother International BES-941BC | Instruction Manual - English - Page 10
model name. Check the model before using the machine. The display is BES-941BC. Configuration of this manual This manual consists of the following chapters: Chapter 1 Preparation of Embroidery Machine This Chapter describes the specifications, installation and preparatory procedures of starting up - Brother International BES-941BC | Instruction Manual - English - Page 11
Chapter 9 List of Error Messages Provides information on error codes and action to be taken. Chapter 10 Troubleshooting Provides troubleshooting for the machine. Connection and Installation of Optional Equipment Describes connections between the machine/computer and optional equipment available. - Brother International BES-941BC | Instruction Manual - English - Page 12
Screen Composition Initial Screen Starting Sewing Operation ( page 72) Canceling of Sewing STOP Thread trimming Selection of Embroidery data ( page 59) Setting of Needle Bars ( page 92) Hoop Retract Area Check Editing of Embroidery data ( page 77) 10 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 13
Setting of thread breakage sensor ( page 94) Setting of Machine ( page 97) BES-941BC • BES-1241BC 11 - Brother International BES-941BC | Instruction Manual - English - Page 14
Contents SAFTY INSTRUCTIONS 1 Before Starting Operation 6 Procedure of Reading This Manual 8 Screen Composition 10 Chapter 1 Preparation of Embroidery Machine 1. Specifications 18 2. Names of Machine Components 19 3. Installation 21 3-1 Transportation of Machine 21 3-2 Installation of - Brother International BES-941BC | Instruction Manual - English - Page 15
Automatic Step-Back 95 Setting of Lower Thread Counter/Stitch Counter 96 Setting of Machine 97 Embroidery Hoop 97 Speed Range ...98 Speed of Each Speed Range 99 Setting of Mending 100 Thread Hoop Automatic Retract 106 Movement to Registered Sewing Start Point 106 BES-941BC • BES-1241BC 13 - Brother International BES-941BC | Instruction Manual - English - Page 16
of Environment 107 Return to Start Point 107 Speed Range 107 Checking the Embroidery Area 108 Power Voltage 109 Setting of RS-232C Communication Speed 109 Display 7-2 Inching Mode during Embroidering (Forcible Hoop Movement 132 8. Detection of Zero Point 133 14 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 17
137 2-1 Head ...137 3. Greasing 139 3-1 Head ...139 3-2 Feed Guide Section 143 3-3 Lower shaft module 144 Chapter 8 Standard Adjustment 1. Adjusting 158 Chapter 9 List of Error Message Chapter 10 Troubleshooting Mechanical Section 166 Electrical Section 168 Connection and Installation - Brother International BES-941BC | Instruction Manual - English - Page 18
16 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 19
Chapter 1 Preparation of Embroidery Machine - Brother International BES-941BC | Instruction Manual - English - Page 20
embroidery machine head 12 needle embroidery machine head (four-head type) (four-head type) Pattern embroidery (ZSK format) 3.5 floppy disk (brother ECS format) Automatic thread trimmer Needle thread between machine heads) 400 mm Embroidery hoops in different sizes, Bobbin winder, Parts for - Brother International BES-941BC | Instruction Manual - English - Page 21
Chapter 1 Preparation of Embroidery Machine 2. Names of Machine Components BES-941BC Operation panel Pulley cover Pulley Fluorescent lamp switch Thread tension dial Thread tension switch Thread guide A Thread guide B Thread guide C Cotton stand Rear Fluorescent lamp Power switch F table - Brother International BES-941BC | Instruction Manual - English - Page 22
round arm set R (4) • Tubular round arm set L (4) Others F table assembly Optional Accessories • Holder base 30 x 43 (4) Other embroidery hoops in different sizes • Sash frame assembly * Other Tajima embroidery hoops that can be used with BAS-412A and 416A • Cap frame (4) Cap frame drive assembly - Brother International BES-941BC | Instruction Manual - English - Page 23
a strong electric noise. Failure to do so may cause the embroidery machine to malfunction. Be sure to connect the ground. If the run a high risk of receiving a serious electric shock, and problems with correct operation may also occur. Secure the machine with the casters 941BC • BES-1241BC 21 - Brother International BES-941BC | Instruction Manual - English - Page 24
Chapter 1 Preparation of Embroidery Machine When using a crane Rope L-shaped steel Rectangular bar Place two rectangular bars on the four L-shaped steels on the When lifting the machine, make sure that the ropes do not contact the machine table or the tension plate. 22 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 25
Installation of Machine r q e w Chapter 1 Preparation of Embroidery Machine 1. Place the attached cushion sheets w and leveling plates will be stable. Note) If the floor is not strong enough, the embroidery machine may be rocked during operation. In such a case, it is recommended that a secure base - Brother International BES-941BC | Instruction Manual - English - Page 26
Chapter 1 Preparation of Embroidery Machine 3-3 Preparation of Needle Bar Case BES-941BC w qy u o ei r t 1. Loosen the bolt q and set screw o, and move the needle case w to the left. 2. dislocated and the position of the needle bar case w will need to be adjusted. 24 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 27
BES-1241BC Chapter 1 Preparation of Embroidery Machine Bridge r Connecting shaft Fixing bracket Fixing bracket B !1 !2 o t q !0 o q o u y i e w 1. Remove q and 2 pieces of fixing screw w. 6. Attach the linear guide cover !1 by 2 pieces of tightening screw !.2 BES-941BC • BES-1241BC 25 - Brother International BES-941BC | Instruction Manual - English - Page 28
Chapter 1 Preparation of Embroidery Machine 3-4 Mounting of Table Mounting of F table q r q w e e w 1. Tentatively mount the F table guides U q and L w on both sides of the legs using two bolts each. 2. Tentatively mount there F table supports F e on the leg front using two bolts each. 3. - Brother International BES-941BC | Instruction Manual - English - Page 29
Chapter 1 Preparation of Embroidery Machine o Pin i t (A) y (A) u q Lower by 1 mm e 4. Mount four drilling bolts i, spring L u into the cover o on the leg. Adjust the height of the F table guide U q and the F table support F e so that the table top surface will become 1 mm lower than the bed top - Brother International BES-941BC | Instruction Manual - English - Page 30
1 Preparation of Embroidery Machine Procedure to mount F table when using the flat frame and the sash frame e r i w u y e t w 1. Dismount the F table R t, M y, and L u once, and lower the F table support F e. Then, place the F table R t, M y, and L u on the F table guide L w bending section - Brother International BES-941BC | Instruction Manual - English - Page 31
o u !0 Chapter 1 Preparation of Embroidery Machine y t !0 3. Fix the legs and the table using the F table stays A (2 pcs.) o and B (2 pcs.) !0 while the F table R t, M y, and L u • When the F table is at the lower position, the F table stays A and B need not be used. BES-941BC • BES-1241BC 29 - Brother International BES-941BC | Instruction Manual - English - Page 32
of Embroidery Machine 3-5 Mounting of Cotton Stand BES-941BC Thread guide C Thread guide B Thread guide A Front e r w t q 1. Attach four thread guide support bars w to the cotton stand assembly q, while fitting into the four holes. 2. Mount the thread guide assembly e on the thread guide support - Brother International BES-941BC | Instruction Manual - English - Page 33
BES-1241BC e Thread guide C Thread guide B Thread guide A Chapter 1 Preparation of Embroidery Machine r Front w t q 1. Attach four thread guide support bars w to the cotton stand assembly q, while fitting into the four holes. 2. Mount the thread guide assembly e on the thread guide support bars w - Brother International BES-941BC | Instruction Manual - English - Page 34
Chapter 1 Preparation of Embroidery Machine 3-6 Lubrication to Needle Bar Case Proper two sections of the needle bar. (See the left figure.) Note) • Use the Brother's specified embroidery machine oil (Nisseki Embroidery Lube No. 10 or the equivalent). • Supplying an excessive amount of oil will - Brother International BES-941BC | Instruction Manual - English - Page 35
Chapter 1 Preparation of Embroidery Machine 3-7 Grounding Note) • When connecting the power supply, make sure to connect it to the grounding cable (with green and yellow stripes). • When plugging in the outlet, use a plug suited to the outlet. Grounding cable BES-941BC • BES-1241BC 33 - Brother International BES-941BC | Instruction Manual - English - Page 36
of the START switch, resulting in bodily injuries. 4-1 Upper Threading BES-941BC 1 2 3 4 5 6 Needle Bar No.3,6,9 No.2,5,8 No.1,4,7 7 8 1. Pass the upper thread from the cotton stand through the hole of the thread guide right above each cotton stand bar from the lower side. 2. Pass the - Brother International BES-941BC | Instruction Manual - English - Page 37
Embroidery Machine 4. Pass the thread through the hole of the upper thread guide (U), wind it into the tension disk clockwise once, and place it on the spring. 5. Pass the thread through each hole of the upper thread guide (U) and the thread guide hole of the thread guide right above each cotton - Brother International BES-941BC | Instruction Manual - English - Page 38
Embroidery Pass the thread through the hole of the upper thread guide (U), wind it into the tension disk clockwise once, and guide (U) and the thread guide (C). 6. After passing the thread through the hole of the thread guide (U), insert the thread into the right side of the inner thread guide - Brother International BES-941BC | Instruction Manual - English - Page 39
Chapter 1 Preparation of Embroidery Machine 4-2 Replacement of Bobbin Note) Remove dust, lint and oil from the bobbin case before replacement. Removing bobbin case w w 1. Hold the knob w and attach the bobbin case securely. 2. Close the rotary hook cover B q. q BES-941BC • BES-1241BC 37 - Brother International BES-941BC | Instruction Manual - English - Page 40
Chapter 1 Preparation of Embroidery Machine 4-3 Replacing and Selecting Needle q w * Relationship between materials and needles Material Needle Needle thickness Denim Leather #14, # , use DBxK23 #11 because its rounded point prevents the knit thread from breaking. 38 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 41
Chapter 1 Preparation of Embroidery Machine 4-4 Attachment of Embroidery Hoop and Frame Tubular square hoop r e w q y u t q 1. Insert the fixing pins of the tubular round arms R q and fit the frame projecting part u into the hole of the tubular square hoop t securely. BES-941BC • BES-1241BC 39 - Brother International BES-941BC | Instruction Manual - English - Page 42
Chapter 1 Preparation of Embroidery Machine • By changing the tubular round arm mounting width, various sizes can be set. Note) Change the width, referring to the pin position. 360mm 400mm 40 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 43
Holder base (optional) Chapter 1 Preparation of Embroidery Machine q w r i y y e y r Felt Table t e, t u 1mm 1mm Attaching the holder base frame 1. Set the machine front. [Adjustment] Loosen two bolts of the F table support F y and move it in the direction of the arrow for adjustment. BES - Brother International BES-941BC | Instruction Manual - English - Page 44
Embroidery Machine 6. Check that the clearance between the Y-axis cover u and the mounted holder base frames L e and R t is even when viewed from the right and left sides. [Adjustment] Loosen the right and left bolts of the F table guide e using the thumb bolts r. q r e w 42 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 45
Chapter 1 Preparation of Embroidery Machine 3. When the mounting pitch of the holder base is 550 mm, mount the holder base vertically to the X-axis feed frame q and holder base frame C w using the thumb bolts r. r q r w BES-941BC • BES-1241BC 43 - Brother International BES-941BC | Instruction Manual - English - Page 46
Chapter 1 Preparation of Embroidery Machine Sash frame (optional) w q r t y q e t y e e Attaching the sash frame 1. Set the table. (Refer to "3-4 Mounting of Table" (Page 26) for left and right sides, and two sash clips 220 y horizontally on the upper and lower sides. 44 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 47
Chapter 1 Preparation of Embroidery Machine 4-5 Flat Frame Every Other Head Operation When sewing with the flat frame, the sewing range becomes 460 mm maximum and remove the presser feet for heads No. 2 and No. 3. 2. Set the frame to flat hoop every other head operation. BES-941BC • BES-1241BC 45 - Brother International BES-941BC | Instruction Manual - English - Page 48
of Embroidery Machine 4-6 Adjustment of Thread Tension Adjustment of upper thread Adjust upper thread tension to 0.7~1.3N (70~130 gf) when the thread is pulled at the needle bar thread guide. 0.7~1. be adjusted to 6~8 mm in height and 0.07~0.12 N (7~12 gf) in force. 46 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 49
Chapter 1 Preparation of Embroidery Machine 2. For adjusting the height, loosen the screw q and turn the tension spring bracket w. 3. For adjusting the tension spring force, screw so that the lower thread will come out smoothly. 0.15~0.3N (15~30gf) To tighten To loosen BES-941BC • BES-1241BC 47 - Brother International BES-941BC | Instruction Manual - English - Page 50
Chapter 1 Preparation of Embroidery Machine 48 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 51
Chapter 2 Embroidering Procedures After installation of machine start embroidering. This chapter explains about the operation panel on the machine as well as precautions for the actual embroidering process. - Brother International BES-941BC | Instruction Manual - English - Page 52
of Data and Embroidering" page 59) Specifies a sequence of colors (sequence of needle changes) in sewing data. ( "Setting of Needle Bars" page 92) 50 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 53
is pressed again, the hoop returns to the previous position. Checks the embroidering area. Moves the hoop automatically into the embroidering area when the embroidery position is out of the area. ESC INS DEL END 123 . ABC DEF 456 G H I JKL MNO 789 PQRS TUV WXYZ 0 SPACE Used for selecting - Brother International BES-941BC | Instruction Manual - English - Page 54
screen contrast. SBUS interface connector Not used (Do not connects anything.) RS-232C interface connector Connect personal computer with BE-100 installed, etc. 52 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 55
Chapter 2 Embroidering Procedures Switches at Machine Heads BES-941BC START Power switch BES-1241BC Between head No. 1 and No. 2 Between head No. 3 and No. 4 Stop switch on Tension Plate THREAD SENSOR lamp HEAD switch MENDING lamp MENDING switch STEP BACK/FWD switch BES-941BC • BES-1241BC 53 - Brother International BES-941BC | Instruction Manual - English - Page 56
on, thread breakage sensor is functioning. When the light is off, the sensor is not effective. When the embroidery machine stops due to thread breakage, the lamp flashes. HEAD switch When it is set to ON, needle ) for further details. If any error occurs, it can be reset. 54 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 57
Flowchart of Preparation for Embroidering Turn on the machine power. ( page 56). Retrieve the embroidery data ( page 57). "Chapter 3 Selection of Data and Embroidering" ( page 59) Edit the retrieved embroidery data. "Chapter 4 Editing of Embroidering Data" ( page 77) Press on the operation panel - Brother International BES-941BC | Instruction Manual - English - Page 58
to the machine. 2. A message is displayed on the LCD as soon as the power is turned ON. BES-941BC BES-1241BC 3. The alarm sounds three times. The needle bar and the presser foot move up. The hoop moves . STOP An angle at which the hoop feeding finishes is displayed. 56 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 59
data is selected and read. 3. Press key. Required embroidery data is selected and read. Selected embroidery data is read. Start Embroidering 1. Press to check the embroidering area. 2. Press to start embroidering. Sewing is started and the next screen is displayed. BES-941BC • BES-1241BC 57 - Brother International BES-941BC | Instruction Manual - English - Page 60
Chapter 2 Embroidering Procedures 58 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 61
Chapter 3 Selection of Data and Embroidering This Chapter describes how to select embroidery data in order to start embroidering. - Brother International BES-941BC | Instruction Manual - English - Page 62
are displayed in the lower right of the screen.) Modification of data name ( Page 68) Deletion of embroidery data ( Page 66) Embroidering Operation Embroidering start ( Page 72) Embroidering feedhold ( Page 73) Embroidering ) by a specified number of stitches ( Page 74) 60 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 63
floppy disk Registration Data created by BE-100 Machine memory Sewing Reading Registration of Embroidery Data from Floppy Disk Register embroidery data from a floppy disk into the machine memory. Types of data to icons are displayed in the lower right of the screen.) BES-941BC • BES-1241BC 61 - Brother International BES-941BC | Instruction Manual - English - Page 64
disk, press the eject switch. 3. When it comes out, pull it straight. When the access lamp if ON, never press the eject switch. Otherwise, embroidery data in the floppy disk may be destroyed. Eject switch Access lamp Registration of Sewing Data into Machine Memory 1. Load a floppy disk with sewing - Brother International BES-941BC | Instruction Manual - English - Page 65
Data in floppy disk displays a pattern name. Icon indicating a kind of selected data Name of a selected embroidery pattern (It may be the same as a file name.) 6. Select data to register by pressing ten keys step 4 is finished. Load a floppy disk for data registration. BES-941BC • BES-1241BC 63 - Brother International BES-941BC | Instruction Manual - English - Page 66
. Embroidery data is selected and read. When a free space is specified in the memory, a screen for reading data from the floppy disk is displayed. Refer to "Registration of Sewing Data into Machine Memory" (steps 5 and afterward on Page 63). 5. The initial screen is displayed. 64 BES-941BC • BES - Brother International BES-941BC | Instruction Manual - English - Page 67
Connect the operation panel and the personal computer with BE-100 installed in order to register the embroidery data into the machine memory. 1. Connect the personal computer with BE-100 installed and the the . When a floppy disk is set When no floppy disk is set BES-941BC • BES-1241BC 65 - Brother International BES-941BC | Instruction Manual - English - Page 68
Memory Embroidery data can be deleted from the machine memory. 1. Press . A list of registered data is displayed. 2. Select a screen by pressing . Currently displayed screen No. of screens to be selected 3. Select embroidery data to delete by pressing ten keys or . 66 BES-941BC • BES - Brother International BES-941BC | Instruction Manual - English - Page 69
DEL is pressed, the confirmation message is displayed. 5. When key is pressed, selected embroidery data is deleted from the memory. When deleting embroidery data in the machine memory entirely: When deleting embroidery data registered in the machine memory entirely, turn ON the power to the machine - Brother International BES-941BC | Instruction Manual - English - Page 70
" to "TEST003". A maximum number of characters to use for an embroidery data name is 8. The following kinds of characters can be used. . 1 . 3 times 2 times 1. Press . Embroidery data saved in the memory is displayed. 2. A list of embroidery data is displayed. Select a screen by pressing . - Brother International BES-941BC | Instruction Manual - English - Page 71
again. 5. Input a new data name by pressing ten keys. When modifying embroidery data names entirely 6. Pressing DEL deletes currently reversed characters. 7. Press 8 twice "S" is input. 10. Press 8 twice. T U V "T" is input. 11. Press 0 SPACE once. "0" is input. BES-941BC • BES-1241BC 69 - Brother International BES-941BC | Instruction Manual - English - Page 72
only one character: [FLNWER] can be modified to [FLOWER] in the following procedures. 6. Press . 7. Press twice and display "N" reversely. 8. Press DEL . "N" is deleted. 70 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 73
9. Press 6 M N O four times. "O" is input. Chapter 3 Selection of Data and Embroidering 10. Press . A data name is modified by the above procedures. BES-941BC • BES-1241BC 71 - Brother International BES-941BC | Instruction Manual - English - Page 74
When a cap hoop is set, select [CAP]. FLAT CAP HOOP 2. Specify an embroidery hoop set on the machine, referring to "Embroidery Hoop" ( Page 97). Starting Sewing Operation For details of specifying a sewing start speed range The range can be modified by pressing . 72 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 75
which is currently being sewn is canceled. When canceling all patterns, press ESC once again. 2. A message for confirmation is displayed. When canceling sewing, press . BES-941BC • BES-1241BC 73 - Brother International BES-941BC | Instruction Manual - English - Page 76
five times. 2. Input the number of stitches to move by pressing ten keys. 3. Press the . END The needle steps forward (back) as specified. 74 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 77
Chapter 3 Selection of Data and Embroidering 4. The embroidery head advances (retracts) by a specified number of stitches. For Step Forward (Back) 1. Press . Stitches steps forward (back) by a specified amount. Resuming Sewing 1. Press . Sewing is started. BES-941BC • BES-1241BC 75 - Brother International BES-941BC | Instruction Manual - English - Page 78
memory of the machine is written to the floppy disk. The format of the data to be written is brother ESC or TAJIMA TFD. 1. Press the button. The embroidering data stored in the memory is displayed. 2. . The selected embroidering data is stored on the floppy disk. 76 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 79
Chapter 4 Editing of Embroidering Data Pressing on the operation panel after reading embroidering data displays the em- broidering data editing screen. Simple op- eration by using embroidering data is avail- able on this screen. - Brother International BES-941BC | Instruction Manual - English - Page 80
Embroidering Data What Can the Machine Do? Editing Enlargement/reduction is executed ahead of rotation. When an embroidery pattern is so set to be rotated by 90˚ and then enlarged by 2 times in the Thread trimming feed number ( Page 87) Swing width correction ( Page 87) 78 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 81
sewing data. 2. Press . 3. Press to select an angle or use ten keys to specify an angle. 4. Press END . The initial screen is displayed again. BES-941BC • BES-1241BC 79 - Brother International BES-941BC | Instruction Manual - English - Page 82
the X/Y directions 3. Press . are reversed in black. 4. Input enlargement/reduction ratio by pressing ten keys. 5. Press END . The initial screen is displayed again. 80 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 83
. 5. Press . is reversed in black. 6. Input enlargement/reduction ratio in the Y direction by pressing ten keys. 7. Press END . The initial screen is displayed again. BES-941BC • BES-1241BC 81 - Brother International BES-941BC | Instruction Manual - English - Page 84
point. Zero point-symmetric mirror pattern The pattern is reversed on the basis of the embroidering start point. 1. Sewing data is read. 2. Press . 82 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 85
. The initial screen is displayed again. Zero Point-Symmetric Mirror Pattern 3. Keep pressing until is displayed. 4. Press END . The initial screen is displayed again. BES-941BC • BES-1241BC 83 - Brother International BES-941BC | Instruction Manual - English - Page 86
number of repetitions in the vertical and horizontal directions, by pressing ten keys. The vertical and horizontal directions are changed over by pressing . 84 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 87
For setting a distance between the centers of each pattern 6. Select the direction of repetitions by pressing . 7. Press END . The initial screen is displayed again. BES-941BC • BES-1241BC 85 - Brother International BES-941BC | Instruction Manual - English - Page 88
. 1. Read sewing data. 2. Press three times. 0 Stitch Deletion 3. Select this function by pressing . 4. Press END after setting is finished. Press when setting continuously. 86 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 89
. 3. Select this function by pressing . 4. Select a correction amount in the X direction by pressing . 5. Reverse by pressing . 6. Input a correction amount in the Y direction by pressing . BES-941BC • BES-1241BC 87 - Brother International BES-941BC | Instruction Manual - English - Page 90
Chapter 4 Editing of Embroidering Data 7. Press END after setting is finished. Press when setting continuously. 88 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 91
Chapter 5 Setting This Chapter describes how to set a sewing speed, correct trouble including thread breakage and others related to machine motions. - Brother International BES-941BC | Instruction Manual - English - Page 92
thread counter counts ( Page 96) Stitch counter indication ( Page 96) Setting of Machine Selection of embroidery hoop ( Page 97) Display of every head/every other head ( Page 97) Speed range ( speed ( Page 107) Method of checking the embroidery area ( Page 108) Power voltage ( Page 109) 90 BES - Brother International BES-941BC | Instruction Manual - English - Page 93
) Automatic hoop retract ON/OFF ( Page 106) Hoop Movement Registration of embroidering start point ( Page 105) Movement to registered sewing start point ( Page 106) BES-941BC • BES-1241BC 91 - Brother International BES-941BC | Instruction Manual - English - Page 94
to insert a feedhold, then press . STOP A feedhold mark is displayed. 4. Press END . Modified setting is saved and the previous screen is displayed again. 92 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 95
Chapter 5 Setting Insertion of Hoop Retract 1. Press to highlight the position right next to the position to insert the hoop retract and press . 2. Press the END button. The changed setting is stored and the previous screen is displayed. BES-941BC • BES-1241BC 93 - Brother International BES-941BC | Instruction Manual - English - Page 96
by pressing . The number of needle bars changes in the sequence of : ALL (all needle bars) 1 2 ... 9 or 12 (max.) ALL ... 3. Select by pressing . 94 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 97
thread breakage sensor When stepping back by preset number of stitches 4. Press END . Modified setting is saved and the previous screen is displayed again. BES-941BC • BES-1241BC 95 - Brother International BES-941BC | Instruction Manual - English - Page 98
by pressing ten keys. Number of stitches 3. Press END . Modified setting is saved and the initial screen or halt screen is displayed again. 96 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 99
Setting of Machine Machine motions can be set. Chapter 5 Setting Embroidery Hoop Specify a type of an embroidery hoop set on the machine. A type of a hoop to be selected varies depending on a END . Modified setting is saved and the previous screen is displayed again. BES-941BC • BES-1241BC 97 - Brother International BES-941BC | Instruction Manual - English - Page 100
speed range by pressing ten keys. 6. After modification is finished, press END . Modified setting is saved and the previous screen is displayed again. 98 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 101
5. Input a required speed by pressing ten keys. 6. After modification is finished, press END . Modified setting is saved and the previous screen is displayed again. BES-941BC • BES-1241BC 99 - Brother International BES-941BC | Instruction Manual - English - Page 102
all heads automatically For not stopping embroidering at the mending end point and continuing embroidering Manually trim the lower thread immediately after resetting a thread breakage error if feeding by stitch Page 127). 1. Press . 2. Select by pressing . 3. Press . 100 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 103
than the input value. Modify this figure. After setting all items, press END . Modified setting is saved and the initial screen is displayed again. BES-941BC • BES-1241BC 101 - Brother International BES-941BC | Instruction Manual - English - Page 104
Thread withdrawal length can be set before thread trimming. The input range is 0 ~ 100mm. This function is previously set to 15mm upon shipments. 102 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 105
pressing . 3. Press . 4. Set whether to select the inching mode by pressing . 5. Press END . Modified setting is saved and the previous screen is displayed again. BES-941BC • BES-1241BC 103 - Brother International BES-941BC | Instruction Manual - English - Page 106
by pressing . 3. Press . 4. Specify coordinates of the upper left of the sewing area. Move the hoop by pressing . Indicates a currently set embroidery area 5. Press Pressing . set a maximum area designated for a currently set hoop. 6. Specify coordinates of the lower right of the sewing area - Brother International BES-941BC | Instruction Manual - English - Page 107
1. Press once again. Modified setting is canceled and the initial screen or halt screen is displayed again. The hoop returns to the initial point. BES-941BC • BES-1241BC 105 - Brother International BES-941BC | Instruction Manual - English - Page 108
. 2. The hoop moves and the zero point is detected. Then the hoop moves to a registered start point. 3. The initial screen is displayed again. 106 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 109
screen is displayed again. Speed Range For setting whether to reflect modified machine speed to all needle bars. 1. Press twice. 2. Select by pressing . 3. Press . BES-941BC • BES-1241BC 107 - Brother International BES-941BC | Instruction Manual - English - Page 110
Modified setting is saved and the previous screen is displayed again. Checking the Embroidery Area The embroidery area can be checked according to the following procedure. The following two checking changed settings are stored and the previous screen is displayed. 108 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 111
Press END . Modified setting is saved and the previous screen is displayed again. Setting of RS-232C Communication Speed Speed for transferring embroidery data between the operation panel and a personal computer with BE-100 installed. The transmission speed can be selected within the range of 9600 - Brother International BES-941BC | Instruction Manual - English - Page 112
set. The following languages can be selected. Display JPN Eng Espan~ l fr. Contents Japanese English Spanish French 1. Press twice. 2. Select by pressing . 3. Press . 110 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 113
. 3. Press . 4. Select [Beep] by pressing . 5. Select a kind of sound by pressing . 6. Press END . Modified setting is saved and the previous screen is displayed again. BES-941BC • BES-1241BC 111 - Brother International BES-941BC | Instruction Manual - English - Page 114
the startup speed of the main shaft with . 6. Press the END button. The changed settings are stored and the previous screen is displayed. 112 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 115
error can be set. The following resetting methods can be set. MANUAL AUTO RETRY Manually resets entanglement Automatically resets entanglement Automatically resets entanglement and restarts the The changed settings are stored and the previous screen is displayed. BES-941BC • BES-1241BC 113 - Brother International BES-941BC | Instruction Manual - English - Page 116
. 4. Select by pressing . 5. Validate or invalidate the boring mode by pressing . When the boring mode is valid When the boring mode is invalid 114 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 117
sewing start and end positions and sewing start position after trimming thread. Setting lock stitch at the sewing start position 1. Press twice. 2. Select with . BES-941BC • BES-1241BC 115 - Brother International BES-941BC | Instruction Manual - English - Page 118
stored and the previous screen is displayed. Setting the lock stitch on the sewing send position 1. Press twice. 2. Select with . 3. Press . 4. Select with . 116 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 119
stitch. Validating the lock stitch Invalidating the lock stitch 6. Press the END button. The changed settings are stored and the previous screen is displayed. BES-941BC • BES-1241BC 117 - Brother International BES-941BC | Instruction Manual - English - Page 120
are stored and the previous screen is displayed. Invalidating speed limit in a short pitch 1. Press the button after the setting screen is displayed. 118 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 121
. 2. Select with . 3. Press . 4. Designate the feed end angle with . 5. Press the END button. The changed settings are stored and the previous screen is displayed. BES-941BC • BES-1241BC 119 - Brother International BES-941BC | Instruction Manual - English - Page 122
colors Name of data 1. Press three times. 2. Select by pressing . 3. Press . 4. Check information about patterns. 5. Press ESC . The previous screen is displayed again. 120 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 123
needle bars per head 1. Press three times. 2. Select by pressing . 3. Press . 4. Check information about the machine. 5. Press ESC . The previous screen is displayed again. BES-941BC • BES-1241BC 121 - Brother International BES-941BC | Instruction Manual - English - Page 124
ROM version, etc. can be checked. Contents of information to be displayed are as shown below. Software version Main CPU ROM version Machine's bridge type (W: wide bridge S: standard bridge) Upper axis CPU ROM version 5. Press ESC . The previous screen is displayed again. 122 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 125
Chapter 6 Operation of Machine - Brother International BES-941BC | Instruction Manual - English - Page 126
if a pattern comes out of the hoop. • Pressing starts embroidering. • After embroidering is finished, the machine is placed in the stand-by state. 124 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 127
the switch, the knob of the switch pops up and emergency stop is reset. Press the power switch to turn on the power again. BES-941BC • BES-1241BC 125 - Brother International BES-941BC | Instruction Manual - English - Page 128
opposite side. 5. Press the START switch on the operation panel or the start switch located between the machine heads to resume operation. or 126 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 129
completed, the other machine heads (except those halted or with bed retracted) also start embroidering. Manual operation The mending start and end positions can be set for each machine head using the MENDING lamps are turned on (except for halted machine heads) . BES-941BC • BES-1241BC 127 - Brother International BES-941BC | Instruction Manual - English - Page 130
breakage error is occurring, refer to "Setting of Mending" ( Page 100) as well in order to correct missing stitches caused by a thread breakage. 128 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 131
Jog Embroidering Chapter 6 Operation of Machine BES-941BC BES-1241BC • Jog embroidering can be used to the machine. 5. Hoop Feed Position • In order to ease mounting and dismounting of the embroidery hoop, another needle position can be set as a hoop feed position in the movable area - Brother International BES-941BC | Instruction Manual - English - Page 132
position Note) The outline of pattern can be checked in rectangle or octagon by setting "Checking embroidery area" in "Enviromment 1". 6-2 Automatic Hoop Movement in Area 0.1mm (Example) 0.1mm Embroidering area . Enlarge the embroidering area on the operation panel. 130 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 133
Chapter 6 Operation of Machine 7. Jog Switches 7-1 Hoop Movement to Start Position The hoop can be moved before starting embroidering and the start position can be set arbitrarily. BES-941BC • BES-1241BC 131 - Brother International BES-941BC | Instruction Manual - English - Page 134
embroidering, correct it by using the jog switches. 3. Pressing the "END" switch resets the inching mode. END 4. Press the "START" switch restarts embroidering. 132 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 135
with the machine stopped. Initial screen 2. The hoop moves and the zero point is detected. Temporary stop screen 3. The initial screen is displayed again. BES-941BC • BES-1241BC 133 - Brother International BES-941BC | Instruction Manual - English - Page 136
Chapter 6 Operation of Machine 134 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 137
Chapter 7 Maintenance - Brother International BES-941BC | Instruction Manual - English - Page 138
oil out of the reach of children. • Keep the machine clean at all times to prevent machine trouble. • Keep the machine clean. Remove dirt with a soft, dry cloth. If necessary, clean with the detergent benzene or thinner for cleaning the machine. 1. Cleaning Rotary Hook 136 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 139
the machine's service life, supply oil to the following places at regular intervals. (Note) • When oiling, be sure to supply Brother's machine oil (Nisseki Sewing Lube #10 or the equivalent) using the dropper. • Excessive oiling may cause the material to be stained. 2-1 Head BES-941BC Supply oil - Brother International BES-941BC | Instruction Manual - English - Page 140
Chapter 7 Maintenance BES-941BC Lubricate the following part indicated by the arrow ("clearance" between the connecting rod and the needle thread take-up bearing) once a week. at the lower part of the arm. Connecting rod Thread take-up bush Head cover Connecting rod 138 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 141
the machine's service life, supply places indicated by the arrow once a month. w q BES-941BC 1. Remove two connectors from the rear of the needle bar r needle case w. 3. Loosen three screws e, and remove the presser foot guide plate r. y t 4. Loosen two bolts t, and remove the arm e cover - Brother International BES-941BC | Instruction Manual - English - Page 142
and remove needle bar case y. 4. Loosen three bolts u, and remove presser foot guide plate i. 5. Grease all the grooves of the thread takeup cam o and the work then tighten the bolts. • When attaching the presser foot guide plate !1 i, move the presser foot up and down by the retracting lever - Brother International BES-941BC | Instruction Manual - English - Page 143
the machine. u i u !1 !2 y t o w q r o !0 e q r BES-941BC 1. Remove two connectors from the rear of the needle bar case. 2. Loosen four bolts q, and engaged, and then tighten the bolts. • When attaching the presser foot guide plate r, move the presser foot up and down by the retracting lever to - Brother International BES-941BC | Instruction Manual - English - Page 144
the presser foot guide plate i. 5. Loosen two bolts o, and remove the cap !6 eaves guide !0. 6. Loosen grease the presser bar spring !4, the pressure bar guide bracket !5, the pressure bar metal U !6 the bolts. • When attaching the presser foot guide plate i, move the presser foot up and down - Brother International BES-941BC | Instruction Manual - English - Page 145
Section Check the X-feed linear guides (2 positions) and the Y-feed linear guides (one each on the right and left). the X-feed linear guides (3 positions), the Y-feed linear guides (one each on the right and left), and the linear guide inside the No. 3 bed. Slide the guide to spread grease entirely - Brother International BES-941BC | Instruction Manual - English - Page 146
get any grease on the PCB or the encoder. 6. Turn the needle gap adjusting screw to let grease conform to the coil springs. 144 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 147
it if polyester tape is not available. 10. Reassemble the module by reversing this procedure. 11. Carry out the thread trimming test for checking. BES-941BC • BES-1241BC 145 - Brother International BES-941BC | Instruction Manual - English - Page 148
Chapter 7 Maintenance 146 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 149
Chapter 8 Standard Adjustment - Brother International BES-941BC | Instruction Manual - English - Page 150
engineers. 1. Adjusting Needle Bar Height 180° q y u t q e w r 10.8mm Tighten the screw u so that the clearance can be even. y i t Do not hit this section. u i 148 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 151
shaft. Adjust the position of the needle bar thread guide so that the set screw r on it is turned clamp set screw e, the hole in the needle bar guide should face the front. 4. After adjustment is finished, dead center stopper does not hit the needle bar guide rail i at this time. • When tightening the - Brother International BES-941BC | Instruction Manual - English - Page 152
Chapter 8 Standard Adjustment When using the bottom dead center gauge 180° q q w e Cutting section u i o t y r Cutting section e 10.8mm Tighten the bolt o so that the clearance can be even. i !0 u Do not hit this section. o !0 150 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 153
the needle bar clamp so that it faces the front. Note) • Make sure that the top dead center stopper u does not hit the needle bar guide rail !0 at this time. • When tightening the upper dead point stopper bolt o, insert the longer side of the attached wrench into the bolt and tighten - Brother International BES-941BC | Instruction Manual - English - Page 154
it stops. Note) After replacing rotary hooks, refer to "4. Adjustment of Timing Between Needle and Rotary Hook (Page 154)" and adjust the timing. 152 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 155
bar No. 1 q. The illustration at the left shows the case of BES- 941BC. For BES-1241BC, the No. 12 needle becomes 9. w e 3. Remove two " and the stop mark "NH " are aligned. 5. Turn the rotary hook r manually so that the rotary hook point is aligned properly. 6. Loosen the set screw y on - Brother International BES-941BC | Instruction Manual - English - Page 156
position for adjustment of the rotary hook. 140˚ 150 200 Rotary hook's point 4. Turn the pulley B q manually until the relationship between the needle point and the rotary hook's point can be easily checked (at around 140° rotary hook's point can fit with each other. 154 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 157
above the cloth top surface when it is at the alignment position (where the pulley B indication mark " " and the cover indication mark " " are aligned). BES-941BC • BES-1241BC 155 - Brother International BES-941BC | Instruction Manual - English - Page 158
of the movable knife r is projected by 1 mm from the fixed knife t. 1mm * Precautions for tightening the two bolts e: Triangle part of movable knife BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 159
again. Check that the clearance between the movable knife r and the fixed knife t is 1 mm. 7. When adjusting again, follow the step 2 and 1mm after. BES-941BC • BES-1241BC 157 - Brother International BES-941BC | Instruction Manual - English - Page 160
deflection in the belt q when 9.8 N (1 kgf) of pressure is applied. The machine operating direction is counterclockwise when seen from the machine pulley end. 158 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 161
Chapter 9 List of Error Messages - Brother International BES-941BC | Instruction Manual - English - Page 162
necessary to press the again to start sewing.) Errors E-1C and E-1D are not displayed due to mechanical problems. Remove unused presser foot, or it may be damaged Presser foot down error When the power is turned same error occurs again, adjust the presser foot switch. 160 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 163
error This is not usually displayed. ERROR A6 Main shaft motor CPU communication command error ERROR A7 Main shaft motor CPU send/receive error BES-941BC • BES-1241BC 161 - Brother International BES-941BC | Instruction Manual - English - Page 164
may be faulty. Readjust it. Turn the power off and on once. If the same error occurs again, the main PCB is faulty. 162 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 165
check error E-FB ERROR FB E-FF ERROR FF Send time up error No status is returned from main shaft, lower shaft motor, or CPU. BES-941BC • BES-1241BC 163 - Brother International BES-941BC | Instruction Manual - English - Page 166
Chapter 9 List of Error Messages 164 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 167
Chapter 10 Troubleshooting If there is any indication of trouble with the machine, check and correct as described in the table. If the trouble cannot be corrected, turn off the power and contact your distributor for corrective actions. - Brother International BES-941BC | Instruction Manual - English - Page 168
Troubleshooting Mechanical Section Check these points once again Problem • Is the embroidery hoop too small? with embroidery hoop • Check edge caught in the machine? (Are embroidery hoop and other related parts operating embroidery data normal? • Is the XY carriage belt loosened? 166 BES - Brother International BES-941BC | Instruction Manual - English - Page 169
these points once again Chapter 10 Troubleshooting Problem Machine operation abnormal Check Point in the rotary hook race so that the rotary hook can be rotated forcibly by manual operation. 2.Check that the machine pulley is set to 100˚ of the scale, hook correct? BES-941BC • BES-1241BC 167 - Brother International BES-941BC | Instruction Manual - English - Page 170
Troubleshooting Electrical Section Cautions • Be sure to turn off the power of the machine and unplug the power cord before checking cable connections. • When you check connection of the cables as instructed in this manual position detection sensor with a new one. 168 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 171
Troubleshooting a new solenoid is installed. • Are there any problems with the main shaft mechanism? (i.e., The screw of the replace the main PCB with a new one. • Manually turn the color change pulley. If it is panel change when the color change pulley is manually turned? If not, check to see if - Brother International BES-941BC | Instruction Manual - English - Page 172
Troubleshooting blinks. If there is no problem, lower the thread breakage sensitivity Enter the encoder signal mode and manually turn the main shaft pulley. If the power transformer. • Manually turn the main shaft pulley • In the encoder signal test mode, manually turn the main shaft pulley and check - Brother International BES-941BC | Instruction Manual - English - Page 173
Chapter 10 Troubleshooting Symptom Measures Thread is frequently new one. The lower shaft motor standby position error occurs. • Is the rotary hook rotated manually? This is not a fault. • Check to see if connection from the lower shaft sensor PCB PCB is proper. BES-941BC • BES-1241BC 171 - Brother International BES-941BC | Instruction Manual - English - Page 174
Chapter 10 Troubleshooting Symptom Measures Lower shaft motor overcurrent error occurs. • Is the red LED for the BC PCB off? If not, refer to the block sensor to the head PCB is proper. Replace the wiper sensor with a new one. Replace the head PCB with a new one. 172 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 175
Chapter 10 Troubleshooting Symptom Measures Presser foot down error Main shaft rotation speed error occurs. • Enter the encoder signal test mode and manually turn the main shaft pulley. If it is abnormally heavy, the main shaft mechanism is circuit is faulty. BES-941BC • BES-1241BC 173 - Brother International BES-941BC | Instruction Manual - English - Page 176
Chapter 10 Troubleshooting Symptom Measures Only cooling fan motor stops. • Check to see if the cooling fans on the left of the main PCB and inward of check to see if connection from the X-axis motor to the main PCB is proper. • Replace the main PCB with a new one. 174 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 177
Chapter 10 Troubleshooting Symptom Measures Y-axis motor overcurrent stop occurs. • Measure the resistance values of pin 1 and pin 2, pin 2 and pin 3, pin 3 and pin 4, and 16 on the power supply PCB in the control box is proper. • Replace the head PCB with a new one. BES-941BC • BES-1241BC 175 - Brother International BES-941BC | Instruction Manual - English - Page 178
Chapter 10 Troubleshooting Symptom Wiper solenoid does not operate. The lower shaft PCB is faulty. The lower shaft module is faulty. Measures • Check to see reset when the power of the machine is turned on again. Start from the step 3 to prohibit the operation again. 176 BES-941BC • BES-1241BC - Brother International BES-941BC | Instruction Manual - English - Page 179
Connection and Installation of Optional Equipment - Brother International BES-941BC | Instruction Manual - English - Page 180
winder stay q with nut 4 !.0 2. Mount the thread winder assembly (set) e on the thread winder stay q with the tightening screw !1. 3. Mount the thread guide r with the drilling bolt set 6 x 20 !4 and nut 6 !.3 4. Mount the spool shaft B t and pan y, spool mat u, and spool cushion i with nut 5 !5 and - Brother International BES-941BC | Instruction Manual - English - Page 181
the bobbin hold r. Note) If the thread cannot be wound evenly, loosen the screw t and move the thread guide e right and left for adjustment. y In order to wind more threads around the bob- bin, loosen the thread does not come out when the motor is not cooled enough.) BES-941BC • BES-1241BC 179 - Brother International BES-941BC | Instruction Manual - English - Page 182
INSTRUCTION MANUAL BROTHER INDUSTRIES,LTD. NAGOYA,JAPAN Printed in Japan 155-941, C41 S93941-002 1999.09. H (1)
INSTRUCTION MANUAL
Please read this manual before using the machine.
Please keep this manual within easy reach for quick reference.
NINE NEEDLE FOUR HEAD ELECTRONIC EMBROIDERY MACHINE
TWELVE NEEDLE FOUR HEAD ELECTRONIC EMBROIDERY MACHINE
BES-941
BC
BES-1241
BC