Brother International RH-9820 Instruction Manual - English
Brother International RH-9820 Manual
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- Brother International RH-9820 | Instruction Manual - English - Page 1
RH-9820 INSTRUCTION MANUAL Please read this manual before using the machine. Please keep this manual within easy reach for quick reference. ELECTRONIC EYELET BUTTON HOLER - Brother International RH-9820 | Instruction Manual - English - Page 2
much for buying a BROTHER sewing machine. Before using your new machine, please read the safety instructions and the explanations given in the instruction manual. With industrial sewing machines, it is normal to carry out work while positioned directly in front of moving parts such as the needle - Brother International RH-9820 | Instruction Manual - English - Page 3
indications and their meanings This instruction manual and the indications and symbols that are used on the machine itself are provided in order to ensure safe operation of this machine and to prevent accidents and example, the symbol at left means "you must make the ground connection".) RH-9820 i - Brother International RH-9820 | Instruction Manual - English - Page 4
sewing machine's total air consumption. Insufficient pneumatic delivery capability may cause problems with correct operation. Installation Machine installation should only be carried out by a qualified technician. Contact your Brother result. Keep the oil out of the reach of children. ii RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 5
sewing, as this may result in personal injury or damage to the machine. If an error occurs in machine operation, or if abnormal noises or smells are noticed, immediately turn off the power switch. Then contact your nearest Brother dealer or a qualified technician. If the machine develops a problem - Brother International RH-9820 | Instruction Manual - English - Page 6
Warning labels The following warning labels appear on the sewing 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 2 3 Do not touch the knife or press - Brother International RH-9820 | Instruction Manual - English - Page 7
0332B Belt cover (Rear) 0331B 0333B 0486B 0334B RH-9820 0485B v - Brother International RH-9820 | Instruction Manual - English - Page 8
64 3-18. Setting the scrap holder for the knife ........ 26 7-6. Manual sewing (manual mode 65 3-19. Installing and removing the work clamp plates 27 7-7. Switching the sewing mode while sewing is in progress 67 3-20. Lubrication 28 3-20-1. Adding oil 28 3-20-2. Lubrication 29 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 9
amount 95 9-23. Adjusting the lower thread feeding amount - Brother International RH-9820 | Instruction Manual - English - Page 10
1. NAMES OF MAJOR PARTS 1. NAMES OF MAJOR PARTS 0335B The accessory switches shown below to use for starting the sewing machine will vary depending on the pulley (11) Feed base (12) Cotton stand (16) Needle guide cover (17) Belt cover *: CFTM is a trademark of SanDisk Corporation. RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 11
Sewing speed Sewing shape Sewing length Stitch pitch Zigzag width Taper bartack length Work clamp height Starting method Feed mechanism Needle Safety devices Upper shaft motor Air pressure Air consumption Power supply Weight RH-9820-00 RH-9820-01 RH-9820-02 which stops the machine when the safety - Brother International RH-9820 | Instruction Manual - English - Page 12
2. MACHINE SPECIFICATIONS 2-2. Sewing shapes Eyelet buttonhole Without bartack Taper bartack Straight bartack Straight buttonhole Round bartack Without bartack Circular stitch Taper bartack Straight bartack Round bartack 0536B-0539B 0540B-0543B 0544B 3 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 13
Brother dealer or a qualified electrician for any electrical work that may need to be done. The sewing machine weighs approximately 120 kg. Installation of the sewing machine to the sewing machine may result. All cords should be secured at least 25 mm away from any moving parts. Furthermore, do - Brother International RH-9820 | Instruction Manual - English - Page 14
2 x 2 mm dia. 10 depth (from underneath table) For power switch For table leg For bed base For provisionally holding bed base Melamine veneer panel 0338B 5 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 15
place of purchase for further details. NOTE: When embedding the machine head into the table, be sure to install the L-shaped 20 depth (From underneath table) For valve unit For cotton stand For table leg For bed support plate Shaded area should be C10 For operation panel 4 x 2 mm dia. 10 depth - Brother International RH-9820 | Instruction Manual - English - Page 16
control box (1), check that the model plate (2) on the control box (1) is "RX9820" to indicate that it is an RX-control box for RH-9820 sewing machines. (1) Control box (3) Bolts [4 pcs.] (4) Plain washers [4 pcs.] (5) Nuts [8 pcs.] NOTE: Check that the control box (1) is at least 10 mm away from - Brother International RH-9820 | Instruction Manual - English - Page 17
the machine head, install the three treadle mounting bolts (A) to the table. * Insert the bolts (A) securely so that their heads do not protrude out from the top of the table. (Refer to "3-12. Installing the treadle unit (when using the treadle)".) Table 0343B (Continued on next page) RH-9820 8 - Brother International RH-9820 | Instruction Manual - English - Page 18
the machine head onto the table, have four or more people hold the machine head by the places indicated by the four locations in the illustration. • Do not hold by the head support lever (6) are needed when moving the machine head, so store them in a safe place. Provisionally secure 9 gap RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 19
[4 pcs.] (5) Bolts [4 pcs.] (6) Washers (large) [4 pcs.] (7) Nuts [4 pcs.] After installing the machine head, remove the fixing bolts (8) and washers (9). NOTE: The fixing bolts (8) and washers (9) are needed when moving the machine head, so store them in a safe place. 0348B 0349B RH-9820 10 - Brother International RH-9820 | Instruction Manual - English - Page 20
will lock onto section A. 2. To return the machine head from the first step: After gently lifting up the machine head, remove the head support lever (4) from section A of the hinge support shaft (5), and then hold the bed at both sides and gently return it to its original position. 11 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 21
The oiler should be installed while the machine head is tilted back. (Refer to "3-5. Tilting back and returning the machine head".) (1) Dust oiler support (2) Screws [2 pcs.] (3) Oiler (4) break. • Once installation is complete, return the machine head to its original position. 0354B RH-9820 12 - Brother International RH-9820 | Instruction Manual - English - Page 22
so that it is at the far left of the table when looking from the front of the sewing machine. * Do not use the thread guide (1) which is provided a an accessory with the cotton stand. (2) Cotton stand (3) Washer (4) Nut when the cotton stand is installed on the right side".) 0357B 13 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 23
not touch the table leg. • Be careful to avoid injury from items such as sewing machine parts and the corners of table drawers during installation. 0358B 3-11. Installing the 2-pedal foot side) is depressed, the sewing machine will start. Work clamp switch Start switch 0361B 4923Q RH-9820 14 - Brother International RH-9820 | Instruction Manual - English - Page 24
, the work clamp will be lowered, and when it is depressed to the 2nd step, the sewing machine will start. 1st step 2nd step 4441Q 0359B 3-12-2. When embedding into the table (1) Treadle is depressed to the 2nd step, the sewing machine will start. 1st step 2nd step 4441Q 0360B 15 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 25
> When the work clamp switch (left side) is depressed, the work clamp will be lowered, and when the start switch (right side) is depressed, the sewing machine will start. [When embedding into the table] 0363B Start switch Work clamp switch 0364B 0385B RH-9820 (Continued on next page) 16 - Brother International RH-9820 | Instruction Manual - English - Page 26
, the hand start switch (1) can be moved forward, back and sideways to adjust its position. Once adjustment is complete, securely tighten the screws (8). 0312B 17 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 27
0365B 1. Remove the eight screws (1), and then remove the control box cover (2). 2. Gently tilt back the machine head. 3. Pass the cord bundle through the table hole, and then pass it into the control box through careful not to pull on the connectors. 0524B (Continued on next page) RH-9820 18 - Brother International RH-9820 | Instruction Manual - English - Page 28
pedal foot switch, hand start switch 10-pin Operation panel 8-pin Hammer position sensor Machine head safety switch 3-pin (Y home position, cooling fan) sensor 12-pin STOP HEAD) P10 (SENSOR2) P12 (AIR1) P25 (AIR2) Cord clamp (5) (5) (5) (5) (5) (6) (6) (6) (6) (6) (7), (8) (7), (8) 19 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 29
the ground connection. (Refer to "3-14-2. Connecting the ground wire".) Connectors Machine head memory 7-pin Upper shaft motor 3-pin Synchronizer 14-pin Connectors θ-feed motor and θ-feed motor harnesses so that they do not touch the PMD P.C. board. 0367B (Continued on next page) RH-9820 20 - Brother International RH-9820 | Instruction Manual - English - Page 30
not get pulled too tightly inside the control box. • Securely close the cord presser plate (9). If dust gets inside the control box, it may cause problems with operation. 7. Check that the cords do not get pulled, and then gently return the machine head to its original position. 21 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 31
a serious electric shock, and problems with correct operation may also occur. 0369B (1) Ground wire from upper shaft motor harness (2) Ground wire from the machine head (3) Ground wire from foot to those mentioned above. Refer to the CE instruction manual for further details. 0336B RH-9820 22 - Brother International RH-9820 | Instruction Manual - English - Page 32
into a properly-grounded AC power supply. * The inside of the control box uses single-phase power. NOTE: Do not use extension cords. They may cause problems with correct operation of the sewing machine. Green/yellow wire (Ground wire) 0371B 23 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 33
result. 1. Insert air tube No. 1 coming from the machine head into the nipple for the air unit assembly (1). (The numbers appear on the air tubes coming from the sewing machine. ) 2. Insert accessory air tube No. 5 and (small) (3) to the underside of the table with the screw (4). 0373B RH-9820 24 - Brother International RH-9820 | Instruction Manual - English - Page 34
cock (5). Air will enter the bowl and the pointer will move. 5. Repeat steps 1 to 4 until the desired air pressure is obtained. Close Open 0376B 25 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 35
3-17. Installing the eye guard CAUTION Attach all safety devices before using the sewing machine. If the machine is used without these devices attached, injury may result. 3. INSTALLATION (1) Eye guard assembly (2) Plain washers , and the scraps will collect inside the knife base. 0379B RH-9820 26 - Brother International RH-9820 | Instruction Manual - English - Page 36
Turn the upper shaft pulley (1) forward to align the mating mark (A) on the pulley with the notch (B) in the machine head. * The needle will be set to the needle up stop position. 2. Move the feed base (2) forward. Install by carrying out the "Removal" procedure given above in reverse. 27 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 37
, be sure to add more lubricating oil. If this is not done, problems such as seizing may occur. • Be careful not to add too much lubricating oil. If too much lubricating oil is added, it may overflow inside the sewing machine. 1. Tilt back the - Brother International RH-9820 | Instruction Manual - English - Page 38
non-use, lubricate the sewing machine in the places indicated by arrows in the illustration below. • Oil may get onto the thread while lubrication is being carried out. Carry out a test sewing to ensure that your arrows. 4. Once lubrication is complete, install the work clamp plates. 29 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 39
4. PREPARATION BEFORE SEWING 4. PREPARATION BEFORE SEWING 4-1. Installing the needle CAUTION Turn off the power switch before installing the needle. Otherwise the machine may operate if the start switch is pressed by > DO x 558 80 - 120 Nm (Schmetz 558) (Seen from the front) 0395B RH-9820 30 - Brother International RH-9820 | Instruction Manual - English - Page 40
4. PREPARATION BEFORE SEWING 4-2. Threading the upper thread Thread the upper thread correctly as shown in the illustration below. * The illustration mode".) * Use the accessory threader (2). ( in the illustration shows the position for inserting the threader.) Upper thread 0396B 31 RH-9820 0398B - Brother International RH-9820 | Instruction Manual - English - Page 41
4. PREPARATION BEFORE SEWING 4-3. Threading the lower thread When threading the lower thread, first remove the work for inserting the threader.) (Refer to "4-2. Threading the upper thread" for details on using the threader.) 0400B RH-9820 32 - Brother International RH-9820 | Instruction Manual - English - Page 42
4. PREPARATION BEFORE SEWING 4-4. Threading the gimp When 00 specifications> Gimp should be clamped (when using about #8 spun thread or finer as the gimp) Gimp should be clamped Gimp should not be clamped (when using a thicker gimp) 33 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 43
stand on the right side, it is recommended that you use the accessory thread guide (3). (4) Lower thread (5) Gimp (6) Upper thread Install the thread spool pins (1) and (2) so that their thread holes face as shown in the illustration below. Operator Direction of thread holes RH-9820 0405B 34 - Brother International RH-9820 | Instruction Manual - English - Page 44
1. Loosen the screws (3) at the left and right, and then move the cloth guides (2) forward or back to adjust the sewing margin . * can be adjusted to between 10 - 30 mm. 2. Once adjustment is complete, securely tighten the screws (3). - Brother International RH-9820 | Instruction Manual - English - Page 45
SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-1. Name and function of each operation panel item 0406B (1) Power indicator Illuminates when the power is turned on. (2) CAUTION indicator Illuminates when an error Illuminates when the material setting position is set to "front". RH-9820 36 - Brother International RH-9820 | Instruction Manual - English - Page 46
SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 0406B (18) BEFORE key This key is used to set cutting operation to cutting before sewing. (19) BEFORE indicator Illuminates when cutting operation is set to cutting before sewing . (35) Display This shows program numbers and messages. 37 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 47
the ON side. [The display examples are for a -01 specification sewing machine.] The power indicator (2) will illuminate and the contents the mode (automatic mode, manual mode, test mode, cycle program mode or program mode) that was active when the sewing machine was last turned off. . RH-9820 38 - Brother International RH-9820 | Instruction Manual - English - Page 48
SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-3. Program setting method It is recommended that you register patterns that are sewn frequently as programs. After programs have been registered, you can retrieve the desired sewing will be selected. (Refer to the next page.) 0315B 39 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 49
Sewing length (Parameter No. 02) (6) Cutting spacing (Parameter No. 03) (7) Stitch pitch (Parameter No. 04) (8) No. of eyelet stitches (Parameter No. 05) (9) Bartack length (Parameter Nos. 06, 08, 10)* *: Loads the parameter number corresponding to the bartack shape for parameter No. 40. RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 50
SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-3-1. Parameter list NOTE: It may not be possible to change some setting values or some settings may be invalid because of the settings for other parameters. No. Setting 01 Sewing : 25 mm : 25 mm - Brother International RH-9820 | Instruction Manual - English - Page 51
5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) No. Setting 09 No. of straight bartack stitches Setting range 5 - 18 stitches Unit 1 Initial value 7 stitches 10 No. of round bartack stitches 5 - 17 stitches 1 7 stitches 11 Eyelet pattern 12 Zigzag width adjustment 1 - 6 1 - Brother International RH-9820 | Instruction Manual - English - Page 52
at the sewing 0 - 2 stitches start 20 No. of tying stitches at the sewing end 0 - 2 stitches 21 X correction value -1 - 6 22 Y correction value 23 θ 1 correction value 24 θ 2 correction value -1 - 6 -3 - 3 -3 - 3 1 0 stitches 1 0 stitches 1 0 1 0 1 0 1 0 0284B - 0291B 43 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 53
No. Setting 25 Taper bartack angle 5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) -5 - 5 Setting range Unit 1 Initial value 0 26 Straight bartack width correction -1.0 - 0.0 1 0 1 stitch 33 Spare (For future version upgrades) 0292B - 0294B 0471B 0295B 0297B RH-9820 44 - Brother International RH-9820 | Instruction Manual - English - Page 54
5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) No. Setting 34 Circular stitch knife size Setting range 2 - 5 mm Unit 1 Initial value 2 copy source) 40 Bartack shape 1: Without bartack 1 2: Taper bartack 3: Straight bartack 4: Round bartack OFF 2 0298B - 0301B 45 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 55
5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-4. Checking the sewing pattern in test mode Test mode can be used to make only the feed base move in the same way as during normal sewing, but with the will not be carried out in test mode. (Continued on next page) RH-9820 46 - Brother International RH-9820 | Instruction Manual - English - Page 56
SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 6 [If you would like to pause test feeding and return the feed base to the material setting position] Press the STOP switch (7) and then press the RESET key. [If you would like to return the feed base to the previous sewing [Once sewing continues to - Brother International RH-9820 | Instruction Manual - English - Page 57
cutting after sewing is selected, the cutting after sewing indicator illuminates. Press the BEFORE or AFTER key during the standby condition in automatic mode, test mode or manual mode. The cutting operation changes as shown in the illustration each time a key is pressed. 0308B 0309B RH-9820 48 - Brother International RH-9820 | Instruction Manual - English - Page 58
mode or manual mode. The feed base will move forward (to the sewing start position). 0426B [To move the feed base backward (standard material setting position)] Press the FRONT/BACK key once more. 0427B The feed base will move backward (to the standard material setting position). 49 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 59
upper thread easier. In addition, threading mode is safe because the sewing machine will not operate when the start switch is pressed (or the the THREAD key during the standby condition in automatic mode, test mode or manual mode. • The tension discs will open. • The buzzer will sound, RH-9820 50 - Brother International RH-9820 | Instruction Manual - English - Page 60
result in serious injury. • When replacing the needle • When not using the sewing machine and when leaving the sewing machine unattended Do not touch any of the moving parts or press any objects against the sewing machine while sewing. If this is not observed, it may result in personal injury or - Brother International RH-9820 | Instruction Manual - English - Page 61
Using the STOP switch 6-2-1. Pausing sewing during automatic sewing The STOP switch is used to stop the sewing machine if a problem occurs such as a thread breakage. Press the STOP switch (1) while sewing is being carried out. 0436B The sewing machine will stop and the buzzer will - Brother International RH-9820 | Instruction Manual - English - Page 62
6. USING THE SEWING MACHINE (SEWING OPERATION) 1 Press the RESET key. (The display will change alternately.) 0437B The buzzer will stop sounding. 0438B 2 Eliminate the cause of the problem. * If a problem such as an - Brother International RH-9820 | Instruction Manual - English - Page 63
6. USING THE SEWING MACHINE (SEWING OPERATION) 6-2-2. Canceling manual sewing or test feeding Press the STOP switch (1) while manual sewing or test feeding is being carried out. 0436B Press the RESET key. The buzzer will sound. 0320B 0437B • - Brother International RH-9820 | Instruction Manual - English - Page 64
6. USING THE SEWING MACHINE (SEWING OPERATION) 6-3. Adjusting the thread tension The thread tension needs to be adjusted in accordance with the articles being length will increase. 0442B 0443B 55 Adjust by turning the tension nut (3). Decrease Increase RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 65
6. USING THE SEWING MACHINE (SEWING OPERATION) Tension adjustment 1. Loosen the screw (4), and then turn the L thread take-up spring support (5) to adjust the tension. * When turned in the direction of the arrow, the tension of the thread - Brother International RH-9820 | Instruction Manual - English - Page 66
SEWING MACHINE PANEL: ADVANCED OPERATION) (OPERATION 7-1. Using cycle programs The sewing patterns which have been registered in independent programs (P01 - P20) can be combined to register "cycle programs" so that they can be run continuously. When sewing the sewing program 01 with cutting RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 67
7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 3 Switch to cycle program mode. (2) 0263B (1) 4 Set the contents (3) for step 1 to "P01". (3) (1) Cycle program for step 3 of the cycle program to "P01", the same contents as for step 1. (Continued on next page) RH-9820 58 - Brother International RH-9820 | Instruction Manual - English - Page 68
7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 10 Set the step number (2) to "4". cycle program is selected for automatic sewing to be carried out, the cutting operation used is the operation that is currently selected (cutting before sewing or cutting after sewing). 59 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 69
required. The settings for the memory switches are valid for all programs. Refer to "7-2-1. List of memory switch settings" for details on memory switch Nos. and settings. 1 While above. 6 Exit memory switch mode. 0311B 0448B * Normal sewing machine operation will then be possible. RH-9820 60 - Brother International RH-9820 | Instruction Manual - English - Page 70
THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 7-2-1. List of memory switch settings No. Setting items Setting range Switching between 1-pedal and 2-pedal operation 1: 1-pedal 1: When the start switch is pressed, the work clamps are lowered and the operation 001 sewing machine - Brother International RH-9820 | Instruction Manual - English - Page 71
PANEL: ADVENCED OPERATION) 7-3. Resetting the data (initialization) If the sewing machine stops operating normally, the cause may be that an incorrect memory to cancel the initialization procedure, press the RESET key. 0415B 0311B Normal sewing machine operation will then be possible. RH-9820 62 - Brother International RH-9820 | Instruction Manual - English - Page 72
each time a pattern is sewn. 1 Switch the mode to automatic mode. 0430B Production counter 2 While the sewing machine is at standby, hold down the ENTER key and press the key. 0222B 0451B 3 Set the counting value will return to automatic mode and the setting will not be changed. 63 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 73
below for details.) 1 Press the F key while the sewing machine is in standby during automatic mode, test mode, manual mode, program mode or cycle program mode. 0452B * The switch to production counter While the sewing machine is at standby in setting mode automatic mode, hold down the ENTER key and - Brother International RH-9820 | Instruction Manual - English - Page 74
7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 7-6. Manual sewing (manual mode) CAUTION The hammer may operate during manual mode, so base will move to the sewing start position. NOTE: If cutting operation is set to "Cutting before sewing", the hammer will operate. 65 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 75
SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 5 Turn the upper shaft pulley by hand. 0226B 0435B (5) • The feed base will move to the next sewing 6 [If you would like to pause manual sewing and return the feed base to the material setting position] Press sewing", the hammer will operate. RH-9820 66 - Brother International RH-9820 | Instruction Manual - English - Page 76
) has been cleared during automatic sewing, manual sewing or test mode, you can switch the mode to the desired mode by pressing the corresponding mode key. The sewing mode changes as shown in the illustration each time a key is pressed. Test mode Automatic mode Manual mode 0441B 67 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 77
the performance of this machine and to ensure a long service life. Furthermore, if the sewing machine has not been used for 02 specifications only> 6. Tilt back the machine head and remove any thread scraps that have collected in the thread scrap collection pocket (3) in the bed base. RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 78
the tip of the needle is not broken and also the needle is not bent before starting sewing. 0456B 8-2. Monthly cleaning and inspection This section describes the cleaning procedures that should be carried out clean the filters in the air inlet ports 0457B (2) of the control box (1). 69 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 79
Lubrication Lubricate the machine head when required while referring to "3-20. Lubrication". 8-3-4. Draining water 1. Tilt back the machine head. 2. there may be a problem with the air cylinder, so it is recommended that you install an automatic drain (commercially-available). 0460B RH-9820 70 - Brother International RH-9820 | Instruction Manual - English - Page 80
of the sewing machine should only be carried out by a qualified technician. Ask your Brother dealer or drop to "0" before carrying out inspection, adjustment and repair of any parts which use the pneumatic equipment. If the power switch and air need tighten the set screws (7). 71 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 81
If the zigzag width is set to 3.2 mm or more, replace the throat plate (optional part). 0967Q 1.5mm - 4mm 0474B 1. Turn the cover (1) to open it. 2. Use the accessory are a guide to the zigzag width. Lower the needle onto a piece of paper or similar to accurately measure the zigzag width. RH-9820 72 - Brother International RH-9820 | Instruction Manual - English - Page 82
makes a hole with a width of about 0.5 mm in the paper (1) when the needle comes to the needle down position. 0564B Hole width approx. 0.5 mm 73 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 83
customized needle" on the previous page.) 0562B 0431B 3. Move the feed base (4) forward (to near the sewing start position) by hand. 4. Place a piece of paper (5) underneath the work clamps. * Secure the the adjustments in steps 9 - 12 on the next page. 0475B RH-9820 (Continued on next page) 74 - Brother International RH-9820 | Instruction Manual - English - Page 84
base line is aligned correctly. 14. Once adjustment is complete, return the cap (11), cover (10) and face plate (8) to their original positions. 0434B 75 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 85
guard (2). 2. Turn the upper shaft pulley (3) to set the needle bar to its lowest position at the inside sewing position. 3. Use calipers to measure the length from the edge of the needle bar (4) to the top of complete, securely tighten the screw (9). 0487B (Seen from the front) 0488B RH-9820 76 - Brother International RH-9820 | Instruction Manual - English - Page 86
to set the needle bar to the needle drop position at the inside sewing position. 2. At this position, use calipers to measure the length from right 0490B Push against Should be no gap 0327B 0491B 5. Tilt back the machine head. 6. Loosen the two set screws (5) of the lower shaft cam 77 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 87
aligned with the top edge of the needle hole in the needle center (2) when the needle is at the inside sewing position. 3. Loosen the two screws (4) of the top and bottom needle bar clamps (3). 4. Lower the needle complete, securely tighten the two screws (4) and install the face plate. RH-9820 78 - Brother International RH-9820 | Instruction Manual - English - Page 88
. These adjustments should be made for both the inside sewing position and outside sewing position. 0.01 - 0.08mm (Inside sewing position) 0492B (Outside sewing position) 0493B Turn the upper shaft pulley (1) so that will interfere with the needle and skipped stitches may occur. 79 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 89
spreader stopper L (5) so that the relative positions of the U-shaped part at the tip of spreader L (1) and the lower thread guide hole (3) in the eye looper (2) are as shown in the illustration or looper R (7) respectively. If they do, skipped stitches or needle breakages may occur. RH-9820 80 - Brother International RH-9820 | Instruction Manual - English - Page 90
sewing position) must touch the spreader stoppers (3) and (4) respectively and stop moving immediately before the needle bar reaches its lowest position. * Adjustment can be carried out more easily if it is done in manual mode. 0500B 1. Tilt back the machine after adjustment. 0501B 81 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 91
(8) as follows. Adjust so that the top of the throat plate (8) and the top of the needle plate (9) are at the same height. Adjust so that the the screws that were loosened and return all other parts to their original positions. RH-9820 82 - Brother International RH-9820 | Instruction Manual - English - Page 92
replace the hammer in order to change the cutting length. A 0463B 1. Loosen the knob screw (1), , and this may cause problems with the accurate cutting of the material or may damage the knife. 83 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 93
surface of the hammer 1. Remove the hammer. (Refer to the previous page for instructions on removing the hammer.) 2. Check the cutting surface of the hammer. Refer to the illustration at can still be seen faintly. * Once filing is complete, install the hammer. RH-9820 84 - Brother International RH-9820 | Instruction Manual - English - Page 94
bracket (3) does not return correctly, it may obstruct the work clamps and damage may result. 4. Once adjustment is complete, tighten the two nuts (1). 0470B 85 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 95
by being pushed down by hand when aligning the needle with an eyelet buttonhole that has already been made in the material in order to resume sewing. If this extension spring (4) has been damaged, or if the return cover (7), and then open the cock (5) to resume the supply of air. RH-9820 86 - Brother International RH-9820 | Instruction Manual - English - Page 96
sewing machine parts or the needle or serious injury may occur. 0467B - Brother International RH-9820 | Instruction Manual - English - Page 97
work clamps. 5. Start the sewing machine and trace the needle drop position around the eyelet hole. 6. Check that the needle drop positions around the eyelet hole and the knife cutting position 6 to check, and if further adjustment is needed, repeat step 7. 0555B RH-9820 (Continued on next page) 88 - Brother International RH-9820 | Instruction Manual - English - Page 98
position adjustment> 0557B 0556B , and then tighten the screw (5). * The block stopper plate (6) is a guide for showing the current position of the knife, so be sure to move the knife base) 89 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 99
and eyelet pattern at the eyelet Eyelet pattern a x b 0559B When switching between cutting before sewing or no cutting and cutting after sewing, the needle drop position at the inside sewing position . (Refer to "9-13-2. Adjusting the contact between the knife and the hammer".) 0469B RH-9820 90 - Brother International RH-9820 | Instruction Manual - English - Page 100
given below. : 12 mm : 16 mm * mm or 16 mm or a gauge (10) in between the support point of work clamp R (8) and the needle plate (9). 4. (2) as shown in the illustration. 6. While holding the parts in the position in step 5, tighten the screw (12 - Brother International RH-9820 | Instruction Manual - English - Page 101
clamp lever (6). 2. Once adjustment is complete, tighten the two set screws (5). * Adjust the position for the left-side work clamp in the same way. 0511B RH-9820 92 - Brother International RH-9820 | Instruction Manual - English - Page 102
positions of the work clamp plates (3) so that the throat plate (1) and needle plates (2) do not touch during sewing. The standard adjustment is when there is a gap of 0.8 mm between the throat plate (1) and the needle between the throat plate (1) and needle plate L in the same way. 93 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 103
- 0517B 3. Use calipers to measure (at both left and right). 4. Turn off the power for the sewing machine. * The gap will become wider. This opening amount is . 5. Lower the work clamps, and then use calipers either side is lower than 0.8 mm. (Refer to following page.) RH-9820 94 - Brother International RH-9820 | Instruction Manual - English - Page 104
thread is sufficient for stitches to be formed accurately at the sewing start. NOTE: The thread take-up lever (1) operates at the same time as sewing ends, and it stops operating at the same time as the amount. 3. Once adjustment is complete, securely tighten the screw (2). 0477B 95 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 105
9-24-1. Replacing the upper movable knife 1. Remove the screw (1), and then remove the upper movable knife (2). 2. Install the new upper movable knife with the screw (1). 0401B RH-9820 96 - Brother International RH-9820 | Instruction Manual - English - Page 106
stitches may occur at the sewing start. * If this adjustment is carried out in manual mode, the upper thread trimming 02 specifications> When the upper movable knife (1) starts moving, the upper thread is trimmed at position B. 0565B 97 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 107
the upper movable knife when it is at the maximum zigzag width for the outside sewing position. 0545B 1. Loosen the nut (1). 2. Turn the screw (2) to adjust obstructing any other parts. 4. Once adjustment is complete, securely tighten the screw (2). (Seen from the front) 0546B RH-9820 98 - Brother International RH-9820 | Instruction Manual - English - Page 108
knife and fixed knife (for the lower thread and gimp) 9-25-1. Replacing the movable knife and fixed knife 0519B (6), fixed knife plate spring (7), fixed knife plate spring U (8) and thread guide plate (9) on top of each other in that order, and then tighten the 0520B 99 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 109
as far as it will go, move the fixed knife setting bracket (6) along the guide groove in the direction of arrow [B] to adjust so that the position where the is too small, problems with the lower thread nipper will occur and the thread will be pulled out at the sewing start. 0522B RH-9820 100 - Brother International RH-9820 | Instruction Manual - English - Page 110
the thread will be pulled out at the sewing start. • If the thread nipper assembly (3) is installed at an angle, thread nipper D (1) may touch the throat plate and fail to open, and problems with the lower thread nipper will occur and the thread will be pulled out at the sewing start. 101 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 111
trimming, so that the thread nipper opener (4) returns without going over the opener pin (10). 3. Once adjustment is complete, securely tighten the two 0554B screws (5). RH-9820 102 - Brother International RH-9820 | Instruction Manual - English - Page 112
handler The lower thread and gimp are securely separated and guided by the thread handler (1), after which the lower manual mode, depress the start switch, and then turn the upper shaft pulley to sew manually as far as the final stitch. (Refer to "7-6. Manual sewing (manual (1). 103 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 113
26. Replacing and adjusting the movable knife and fixed knife (for the lower thread and gimp) 9-26-1. Replacing the movable knife and fixed knife 1. Remove the two screws (1), and then smoothly. 3. Once adjustment is complete, securely tighten the nut (1). 0527B RH-9820 104 - Brother International RH-9820 | Instruction Manual - English - Page 114
is complete, install work clamp plate U. NOTE: Check that the movable knife driving plate (4) and thread trimmer lever arm B (7) turn smoothly with no play. 105 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 115
to the article being sewn so that the button clamp (2) moves above the needle plate (3). 3. Once adjustment is complete, securely tighten the socket bolt (1). 0530B RH-9820 106 - Brother International RH-9820 | Instruction Manual - English - Page 116
thread guide J (4) in the direction of the arrow [A] to adjust so that 2 - 4 mm of the gimp protrudes from the seam at the sewing start. 3. Once adjustment is complete, securely tighten the screw (3). The gimp trailing length at the sewing end is uniform because of thread trimming. 107 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 117
9. STANDARD ADJUSTMENTS 9-28. Adjusting the position of the lower thread presser Adjust the lower thread presser (1) so that it securely holds the lower complete, tighten the nuts (5) and (9) that were loosened, and install the lower thread presser base (8). RH-9820 108 - Brother International RH-9820 | Instruction Manual - English - Page 118
the cover of the control box. Touching areas where high voltages are present can result in severe injury. If a problem should occur with the sewing machine, the buzzer will sound and an error code and error message will appear in the display. Follow the remedy procedure to eliminate the cause of the - Brother International RH-9820 | Instruction Manual - English - Page 119
, and then turn the upper shaft pulley Sewing machine motor is overheating, or temperature sensor is faulty. and check if the sewing machine has locked up. Check that the upper shaft motor connector and synchronizer connector are connected at the power 20* supply motor P.C. board. RH-9820 110 - Brother International RH-9820 | Instruction Manual - English - Page 120
* Problem with θ-feed motor or poor θ home the θ-feed motor encoder connector is connected at the 20* position sensor connection. main P.C. board. E221 θ-feed motor stopped due to a problem. Turn off the power, and then check if there are any problems in the θ-feed direction. * 111 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 121
cannot be backed up to machine head memory. Turn the power off and then back on again. 38 E480 Problem with RAM on main P.C. board. Turn the power off and then back on again. 38 [P.C. board and connector positions] Power supply P.C. board PMD P.C. board Main P.C. board RH-9820 0535B 112 - Brother International RH-9820 | Instruction Manual - English - Page 122
in sewing Turn off the power, and then check if there are any machine motor. problems with the sewing machine. * E719 Problem detected error code that is not listed above appears or if carrying out the specified remedy does not solve the problem, contact the place of purchase. 113 RH-9820 - Brother International RH-9820 | Instruction Manual - English - Page 123
for repairs or service. • If the following remedies do not fix the problem, turn off the power switch and consult a qualified technician or the place of purchase. CAUTION Turn off the power switch and disconnect the power cord before carrying out troubleshooting. Otherwise the machine may operate if - Brother International RH-9820 | Instruction Manual - English - Page 124
11. TROUBLESHOOTING Problem Broken needle Cause Needle is bent. Remedy Replace with a new needle. Page Needle, looper and spreader adjustment is incorrect. Adjust correctly. 71 76 - 81 Upper thread is not cut. Lower thread is not cut. Thread unravelling at sewing start Material is not being - Brother International RH-9820 | Instruction Manual - English - Page 125
INSTRUCTION MANUAL http://www.brother.com/ 15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone: 81-52-824-2177 © 2006 Brother Industries, Ltd. All Rights Reserved. RH-9820 SA7887-001 E 2006.07. B (1)
RH-9820
Please read this manual before using the machine.
Please keep this manual within easy reach for quick reference.
ELECTRONIC EYELET BUTTON HOLER
INSTRUCTION MANUAL