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Brother International BAS-311E Network Users Manual - English - Page 145

step tension device, STEP THREAD TENSION DEVICE SET

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s 2-step tension device Chapter 10. Option parts 2-3 2-5 2-6 2-1-12 2-1-1 2-1-5 2-1-2 2-1-3 2-4 2-2-4 2-2-2 2-2-3 2-2-1 2-2-2-2 2-2-2-1 2-1-9 2-1-7 2-1-4 2-1-10 2-1-11 2-1-8 2-1-6 2-1 REF.NO. CODE QTY NAME OF PARTS REF.NO. CODE QTY NAME OF PARTS 2-1-1-12 S34536001 1 CYLINDER SETTING BRACKET 2 S43837001 1 2-STEP THREAD TENSION DEVICE SET,1 2-2-1 S43839005 1 SOLENOID VALVE ASSY,OP3 2-1-1 S43838001 1 2-STEP THREAD TENSION ASSY 2-2-1-1 S43683001 1 SOLENOID VALVE 2-1-1-1 S34706000 1 AIR CYLINDER,10X10 2-2-1-2 S43696000 1 VALVE HARNESS,X1 2-1-1-2 018302032 2 BOLT,SOCKET M3X20 2-2-1-2-1 S44746000 1 VALVE HARNESS 2-1-1-3 S12150000 2 TUBE ELBOW,M-5HL-4 2-2-1-2-2 S44750000 1 VALVE HARNESS,24V 2-1-1-4 S34533001 1 COUNTERSINK CLAW 2-2-1-3 S44748001 1 AIR MANIFOLD,3 2-1-1-5 S34534001 1 SUB TENSION BRACKET ASSY 2-2-1-4 S18415001 2 HALF UNION,Q4M5 2-1-1-6 155510001 1 TENSION NUT 2-3 017821813 2 BOLT,SM7.94X18 2-1-1-7 146060000 1 SPRING 2-4 S15031008 2 AIR TUBE,L=1900 2-1-1-8 146059001 1 PRE-TENSION NUT 2-5 340400001 5 BEAD BAND 2-1-1-9 146058001 1 PRE-TENSION SPRING 2-6 104525001 1 TENSION SPRING 2-1-1-10 146206009 1 THREAD GUIDE DISC PRESSER 2-7 149287000 3 CORD HOLDER,7N 2-1-1-11 144504001 2 THREAD GUIDE DISC BAS-311E.311EL.326E.326EL 137

Section	Page
Go to Service Manual Top Page	1
Chapter 1. Mechanical description	9
1. Needle bar, thread take-up, lower shaft and shuttle hook mechanism	9
2. Work clamp lifting mechanism (1) (Solenoid type), 311E	10
3. Feed mechanism (X axis) 311E, 311EL, 326E, 326EL	12
4. Presser foot mechanism (1)	14
5. Thread trimmer mechanism	16
6. Thread nipper (1) when presser foot rises	17
7. Thread wiper (1) (vertical wiper: standard)	18
Chapter 2. Disassembly	19
1. Covers (1) 311E	19
2. Feed mechanism	21
3. Presser foot mechanism	22
4. Needle bar mechanism	23
5. Upper shaft mechanism	24
6. Feed mechanism (Y axis) (1) 311E and 311EL	25
7. Feed mechanism (X axis) (1) 311E	28
8. Lower shaft mechanism	30
9. Work clamp lifter (Solenoid type)	31
10. Thread nipper mechanism	32
11. Thread trimmer mechanism	33
Chapter 3. Assembly	34
1. Thread trimmer mechanism (1)	34
2. Thread nipper mechanism	35
3. Work clamp lifter mechanism	37
4. Feed mechanism (X axis) 311E	39
5. Feed mechanism (Y axis) 311E and 311EL	43
6. Upper shaft mechanism	47
7. Needle bar mechanism	48
8. Presser foot mechanism	49
9. Lower shaft mechanism (1)	51
10. Lower shaft (Rotary hook) (2)	52
11. Thread trimmer mechanism	53
12. Feed guide mechanism (Home position adjustment: X ) 311E, 311EL, and 326E	54
13. Covers 311E	57
Chapter 4. Adjustments	59
1. Adjusting the needle bar height adjustment	59
2. Adjusting the needle bar lift amount	59
3. Adjusting the needle clearance	60
4. Adjusting the driver needle guard	60
5. Adjusting the shuttle race thread guide	60
6. Adjusting the two-step work clamp lift amount	61
7. Adjusting the movable knife	63
8. Adjusting the lowest point of the presser foot	66
9. Changing the presser foot lift	67
10. Wiper adjustment	68
11. Adjusting the home position	69
12. Adjusting the tension of the timing belt	72
13. Adjusting backlashes	74
14. Adjusting the driving lever stopper position	75
15. Adjusting the thread trimmer driving lever position	75
16. Work clamp lift components for manual operation (Solenoid type)	76
17. Adjusting the presser foot height	76
18. Adjusting the needle up stop position	77
Chapter 5. How to make up the work clamp	78
1. How to make up clamping type work clamp	78
2. How to make up cassette type work clamp	79
Chapter 6 Power supply and electrical parts adjustment	81
1. Precautions at the time of adjustment	81
2. Components inside the control box	81
3. Fuse explanation	82
4. Connectors	83
5. DIP switches	90
6. Changing special functions using the memory switches	94
7. Checking the input sensor and DIP switch input	98
8. Checking the input voltage	99
9. Clearing all memory settings	99
10. Confirming software version	100
11. Error codes	101
Chapter 7. Trouble shooting	103
Flowchart	103
Problem solution and measures	109
Chapter 8. 1. Gauge parts list according to subclasses	120
Chapter 9. Gauge parts list	121
Chapter 10. Option parts	131

Match case Limit results 1 per page

137

BAS-311E.311EL.326E.326EL

Chapter 10. Option parts

■

2-step tension device

CODE

QTY

NAME OF PARTS

REF.NO.

2-1-1

2-1-1-1

2-1-1-2

2-1-1-3

2-1-1-4

2-1-1-5

2-1-1-6

2-1-1-7

2-1-1-8

2-1-1-9

2-1-1-10

2-1-1-11

2-1-1-12

2-2-1

2-2-1-1

2-2-1-2

2-2-1-2-1

2-2-1-2-2

2-2-1-3

2-2-1-4

2-3

2-4

2-5

2-6

2-7

CODE

S43837001

S43838001

S34706000

018302032

S12150000

S34533001

S34534001

155510001

146060000

146059001

146058001

146206009

144504001

S34536001

S43839005

S43683001

S43696000

S44746000

S44750000

S44748001

S18415001

017821813

S15031008

340400001

104525001

149287000

QTY

NAME OF PARTS

<2-step tension device>

2-STEP THREAD TENSION DEVICE SET,1

2-STEP THREAD TENSION ASSY

AIR CYLINDER,10X10

BOLT,SOCKET M3X20

TUBE ELBOW,M-5HL-4

COUNTERSINK CLAW

SUB TENSION BRACKET ASSY

TENSION NUT

SPRING

PRE-TENSION NUT

PRE-TENSION SPRING

THREAD GUIDE DISC PRESSER

THREAD GUIDE DISC

CYLINDER SETTING BRACKET

SOLENOID VALVE ASSY,OP3

SOLENOID VALVE

VALVE HARNESS,X1

VALVE HARNESS

VALVE HARNESS,24V

AIR MANIFOLD,3

HALF UNION,Q4M5

BOLT,SM7.94X18

AIR TUBE,L=1900

BEAD BAND

TENSION SPRING

CORD HOLDER,7N

REF.NO.

-5

-6

-3

-4

-2-4

-2-3

-2-1

-2-2

-2-2-2

-2-2-1

-1

-1-11

-1-10

-1-8

-1-6

-1-7

-1-9

-1-4

-1-3

-1-2

-1-1

-1-5

-1-12