Brother International BAS-311A Instruction Manual - English
Brother International BAS-311A Manual
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- Brother International BAS-311A | Instruction Manual - English - Page 1
PROGRAMMABLE ELECTRONIC PATTERN SEWER WITH CYLINDER BED INSTRUCTION MANUAL BAS-311A - Brother International BAS-311A | Instruction Manual - English - Page 2
CONTENTS NIAIN PART NAIIES 1 SPECIFICATIONS 1 INSTALLATION 2 M Positioning 2 ▪ Installation of spool stand 2 M Cord connections 2 E Tilting the sewing machine head 2 ▪ V-belt tension 3 LUBRICATION AND OIL DRAINING 3 M Adding oil 3 M Oil draining 3 CORRECT OPERATION 4 E] - Brother International BAS-311A | Instruction Manual - English - Page 3
15 Shuttle driver needle contact adjustment 16 Shuttle hook thread guide adjustment 16 Two-step work clamp adjustment 16 Movable knife the feed speed 22 Changing the speed at the start and end of sewing 23 Using the memory switch 24 MEMORY SAVITCII SETTINGS 24 OPERATION FLOW CHART - Brother International BAS-311A | Instruction Manual - English - Page 4
floppy disk here. Control box Presser lifter pedal Starting pedal Starting pedal Presser lifter pedal SPECIFICATIONS Stitch type Sewing machine Stitch length and max. sewing speed Feed format Max. pattern size Number of stitches Work clamp lift stroke 2-step presser foot Intermittent feed - Brother International BAS-311A | Instruction Manual - English - Page 5
table. El Cord connections 6 0 Connect the cords for the pedal 0, and the program- 0 mer to their respective terminals. For pneumatic pedal E] Tilting the sewing machine head OI A 0 Remove bolt 0 at the back of the work table, and remove belt cover D 0. Remove head lock bolt 0. The bolt Q is - Brother International BAS-311A | Instruction Manual - English - Page 6
and shift the motor right or left. LUBRICATION AND OIL DRAINING E Adding oil * Be sure to use Brother-specified machine oil (Nisseki Sewing Lub. 10). II (1) Fill the oil tank with sewing machine oil. (2) Soak the shuttle hook lubrication left with oil. Also add several drops of oil to the gear - Brother International BAS-311A | Instruction Manual - English - Page 7
CORRECT OPERATION ❑i Needle installation 0 * Loosen set screw 0. Fully insert the needle 0 with the groove facing the front, and then retighten set screw 0. El Upper thread threading * Thread the upper thread as shown in the diagrams below. al I 6 a 0 - Brother International BAS-311A | Instruction Manual - English - Page 8
. Keep the start switch depressed until the bobbin is fully wound. (Release the step-back switch 0 when the sewing machine starts.) (5) The bobbin holder 0 will automatically return when the bobbin is filled to capacity (approximately 80 - 90% of the bobbin diameter.) (6) Release the starting pedal - Brother International BAS-311A | Instruction Manual - English - Page 9
El Bobbin case installation and threading 30 mm (1-) Pull the shuttle race cover 0 forward and then open the cover. (2) Lift the bobbin case latch and remove the bobbin case. (3) Insert the bobbin into the bobbin case, pass the thread through the cut line 0, and pull it out through the thread - Brother International BAS-311A | Instruction Manual - English - Page 10
OPERATING PROCEDURE El Operation panel part names and functions 0 15 -No. 7=1/1-5LINo. - -t)Jr .219- L .- I--:: STEP BACK R/W B.T. SET B.T. CHANGE 0 11 U brother BAS-311A • O 0 O ERROR No. display O PROGRAM No Sewing is not possible when the counter reads - Brother International BAS-311A | Instruction Manual - English - Page 11
test lamp Q will go out and all displays will return to their former dis- play. A ©© NOTE: The production counter wil l he displayed only after step (1). Sewing can not he done while displaying the PRODUCTION counter. - Brother International BAS-311A | Instruction Manual - English - Page 12
up to 9 patterns immediately. NOTE: As to split sewing, refer to the instruction manual of the "electronic programmable pattern tacker proqrammer" la . display can be sewn. When reading new stitch patterns into the machine from the floppy disk, press the program select switch while pressing the - Brother International BAS-311A | Instruction Manual - English - Page 13
an error message code (1 - 9, A) is displayed in the ERROR No. display (), and alarm will sound. Press the emergency stop switch 0 on the front of the machine to stop sewing machine operation, and then refer to and follow the error code list on page 27. 0 - Brother International BAS-311A | Instruction Manual - English - Page 14
back switch. If the work clamp is stopped too soon, simply press the step back switch again to resume reverse work clamp movement. (5) The machine will start sewing when the starting pedal (1) is pressed. Turn the TEST switch on and press the starting pedal (i) to move the presser foot one stitch at - Brother International BAS-311A | Instruction Manual - English - Page 15
the emergency stop switch to immediately stop the sewing machine during actual sewing or when in the test mode. (1) If the emergency stop switch 0 is pressed while sewing. (=> All operations will stop, and an alarm will sound. Correct the problem, and press the emergency stop switch 0 again - Brother International BAS-311A | Instruction Manual - English - Page 16
is completed. When the number of patterns shown in the counter is sewn, the counter Q will read < 000 > , and an alarm will sound. (The sewing machine will not start even if the start switch is pressed.) (4) Press the bobbin thread change switch 0 and re- place the bobbin. The alarm will stop - Brother International BAS-311A | Instruction Manual - English - Page 17
hard to position, or when precise sewing is required, press the manual work clamp lifter pedal for precise positioning off, the same pattern of sewing can be continued since the machine still stores the sewing data from the last time. guides and race. After cleaning is completed, add a drop of oil to - Brother International BAS-311A | Instruction Manual - English - Page 18
STANDARD ADJUSTMEN'T'S * Turn the machine pulley by hand when making any adjustments El Needle bar height adjustment \\\\\\\\\ (DP x 0 DPx 17 0, Turn the pulley to completely lower the needle bar. Remove - Brother International BAS-311A | Instruction Manual - English - Page 19
, slide the thread guide lightly in, and then retighten the screws. 0 0 Lightly push Two-step work clamp adjustment (independent presser foot solenoid type) 0 o® 18mm 0 0 Maximum work clamp 0 lift is 18 mm from the needle plate top to the work clamp 0 when the machine is stopped. (1) Lower - Brother International BAS-311A | Instruction Manual - English - Page 20
rod L right or left so that the V-notch ® of the movable knife 0 is even with the index an the needle plate when the machine is stopped. Replacing the movable and fixed knives> 0 0 0 (1) Remove screws 0, and remove feed plate 0. Remove screws 0 and 0, and remove needle plate 0. Now disconnect - Brother International BAS-311A | Instruction Manual - English - Page 21
the presser foot is lowered too far, the work piece will shift when sewing. Also, if the presser foot is too high, skipped stitches may occur Presser foot lift on this machine can be set to either 4 mm or 7 mm. 0 4 mm presser foot lift 0 O tis 7 mm presser foot lift 0 111 0 (1) To change the - Brother International BAS-311A | Instruction Manual - English - Page 22
Wiper adjustment 00 0 E approx. 131 mm 0 approx. 2 mm 15 mm Fig. A (1) When the thread wiper solenoid plunger is driven to the full stroke, the wiper should be 15 mm in front of the needle center. Loosen screws (!) and shift the entire solenoid bracket up or down to adjust. 0 The standard - Brother International BAS-311A | Instruction Manual - English - Page 23
switch C)-2, 3, 4» ON 4.1 ON 4.1 ON ON First switch Second switch O 2:ON 3:OFF 4:ON First switch ON: Second switch ON: For pneumatic type, after sewing work clamp right 0, work clamp left (0, and the presser foot 0 will all rise simultaneously. The work clamp (right and left) and the presser - Brother International BAS-311A | Instruction Manual - English - Page 24
switch (D-7» ON DIP switch C) is used to select single pedal oper- ON ation. When the start switch is pressed, the work clamp automatically drops, and sewing starts when the switch is re- leased. Normal 1.4 O Single pedal operation - Brother International BAS-311A | Instruction Manual - English - Page 25
, set the thread breakage detection stitch margin to 14 stitches. NOTE: If the thread is broken during sewing, the thread breakage detector senses thread breakage, stopping the machine upon the third stitch regardless of the setting of DIP switch (:)- < 5> . E Changing the feed speed «DIP switch - Brother International BAS-311A | Instruction Manual - English - Page 26
control box. (1) The sewing starting and ending speeds can When ON: It will be approx. 260 spm for 0 the first two stitches. 111 ON OFF ease ON «DIP switch C)-2» 4 321 When OFF: It will be ©- < 3 > on the motor circuit board, the machine can be stopped with the needle at its highest position - Brother International BAS-311A | Instruction Manual - English - Page 27
for attaching buttons, set this switch to ON. 3 OFF 4 Upon emergency stoppage, the machine stops with the needle at its highest position. 5 At the sewing end position, the feeder passes through the first home position. 6 At the sewing end position, the work clamp rises, and moves to the - Brother International BAS-311A | Instruction Manual - English - Page 28
lamp illuminates. Depress starting pedal -• 4- Presser foot stops at sewing start position. Depress starting pedal -0 4- Feed drive (pulse thread runs out .i Press emergency stop swtich. Machine stops, alarm sounds. Remove problem Press emergency stop --. 4-Thread cutter operates, switch - Brother International BAS-311A | Instruction Manual - English - Page 29
(Thread breakage detector is optional) When ON Single split mode possible 8000-stitch sewing mode possible Thread trimming does not function when emergency stop switch is pressed. the reverse direction after thread breakage, and the machine stops with the needle at its highest position. OFF - 26 - - Brother International BAS-311A | Instruction Manual - English - Page 30
ERROR NO. LIST NO. Cause 1 Emergency stop switch pressed 2 Trouble with the motor or synchronizer/Motor stopped when voltage dropped 3 Over-area 4 Floppy disk not inserted, or cable not properly connected 5 Floppy disk is locked ( - Brother International BAS-311A | Instruction Manual - English - Page 31
BROTHER INDUSTRIES, LTD. NAGOYA, JAPAN 151-311A S93Z11-002 1993, 04, BOO Printed in Japan
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PROGRAMMABLE
ELECTRONIC
PATTERN
SEWER
WITH
CYLINDER
BED
BAS
-311A
INSTRUCTION
MANUAL