SERVICE MANUAL
Please read this manual before making any adjustments
BAS-311E,311EL
BAS-326E,326EL
Symbols
z Safety indications and their meanings
DANGER
Indications
Installation
x Notes on safety
Sewing
DANGER
Maintenance and inspection
Cleaning
Safety devices Thread take-up cover Eye guard, Belt cover
c Warning labels
Finger guard, etc
Moving parts may cause injury
INDEX
Explanation of models
Chapter 4. Adjustments
Chapter 5. How to make up the work clamp
Chapter 1. Mechanical description
Chapter 1. Mechanical description
1. Needle bar, thread take-up, lower shaft and shuttle hook mechanism
e r q w t y u
2. Work clamp lifting mechanism 1 Solenoid type, 311E
Chapter 1. Mechanical description
Work clamp lifting mechanism 326E
Work clamp lifting mechanism 2 311E, 311EL Pneumatictype
Chapter 1. Mechanical description
w e q r
Chapter 1. Mechanical description
3. Feed mechanism X axis 311E, 311EL, 326E, 326EL
e r w
u i y o
Feed mechanism Y axis 326E, 326EL
Feed mechanism Y axis 311E and 311EL
Chapter 1. Mechanical description
ey q
r t e q w y u
4. Presser foot mechanism
Chapter 1. Mechanical description
e r q w
Presser foot mechanism
Chapter 1. Mechanical description
t yu i o
5. Thread trimmer mechanism
Chapter 1. Mechanical description
Thread nipper 2 during thread trimming
6. Thread nipper 1 when presser foot rises
Chapter 1. Mechanical description
r r e q w
Thread wiper 2 horizontal wiper optional
7. Thread wiper 1 vertical wiper standard
Chapter 1. Mechanical description
q w e r t
1. Covers 1 311E
Chapter 2. Disassembly
Chapter 2. Disassembly
q w r y e u t
Covers 3 326E, 326EL
Covers 2 311EL
Chapter 2. Disassembly
q !1 e i y u o
Chapter 2. Disassembly
2. Feed mechanism
t y r q w
2. Remove the bolt and the work clamp r
w q u y e
3. Presser foot mechanism
Chapter 2. Disassembly
Chapter 2. Disassembly
4. Needle bar mechanism
t r o i
e y r u w
Chapter 2. Disassembly
5. Upper shaft mechanism
wt y ru o i e!0 q
r !7
Chapter 2. Disassembly
6. Feed mechanism Y axis 1 311E and 311EL
w q e r t
1. Loosen the set screw and remove the X-feed shaft q
q r t
Feed mechanism Y axis
Chapter 2. Disassembly
r w e q u q i t y
Feed mechanism Y axis 3 326E, 326E
Chapter 2. Disassembly
r y w e
7. Feed mechanism X axis 1 311E
Chapter 2. Disassembly
Chapter 2. Disassembly
Feed mechanism X axis 2 311EL and 326E, 326EL
@3 o 0!1 6 !2!3
u r q
Chapter 2. Disassembly
8. Lower shaft mechanism
w r q e
1!0 o i
i t q r
9. Work clamp lifter Solenoid type
Chapter 2. Disassembly
r u r t y i e w q t r y o
10. Thread nipper mechanism
Chapter 2. Disassembly
Chapter 2. Disassembly
11. Thread trimmer mechanism
@2 t
@0!3 !7
1. Thread trimmer mechanism
Chapter 3. Assembly
Chapter 3. Assembly
t y r e
i 0 !1
2. Thread nipper mechanism
Chapter 3. Assembly
4 !5
Chapter 3. Assembly
work clamp lifter wire @1, and tighten the bolt @2
Chapter 3. Assembly
3. Work clamp lifter mechanism
o !1
u @2 y @4 !4 t
u r y t e i u w q
Chapter 3. Assembly
e w q
Sliding portions of link shaft C q and link B w
Chapter 3. Assembly
4. Feed mechanism X axis 311E
e q w r
2 !3
Adjustment procedure
Chapter 3. Assembly
Chapter 3. Assembly
Feed mechanism X axis 311EL, 326E
w !5
i u
Chapter 3. Assembly
Feed mechanism X axis 311EL and 326E
@0 w
o @7
Feed mechanism Y axis 311E and 311EL
Chapter 3. Assembly
e 1!0
t r qty o
@9 #2 @8 #0 @3
Chapter 3. Assembly
@0 @2
#1 @4 @5
r q w e
Feed mechanism Y axis 326E
Chapter 3. Assembly
5. Temporarily attach the work clamp Arm !2to the Y-feed bracket i using the bolts and washers
Chapter 3. Assembly
Chapter 3. Assembly
6. Upper shaft mechanism
e q w t y r e q
q w i
Chapter 3. Assembly
7. Needle bar mechanism
q !5
3!4 u i o
o 0 !4
8. Presser foot mechanism
Chapter 3. Assembly
q 1!4
Chapter 3. Assembly
w @1
@3 w
w q e t o u 0y
9. Lower shaft mechanism
Chapter 3. Assembly
r r e o !0
10. Lower shaft Rotary hook
Chapter 3. Assembly
11. Thread trimmer mechanism
Chapter 3. Assembly
t o e y i q u
i !0
2. Secure the needle sub plate e with the screw r
Chapter 3. Assembly
r e t w q i u y !1 o
12.Press the P key and adjust the X-sensor setting plate !7so that the needle !4is aligned with the home position X=0, Y=0 of the H-position standard plate !1
Chapter 3. Assembly
Feed guide mechanism Home position adjustment Y 326E and 326EL
Feed guide mechanism Home position adjustment Y 311E and 311EL
Chapter 3. Assembly
qt w
Chapter 3. Assembly
13. Covers 311E
e q
o !0
326E · 326EL
311EL
Chapter 3. Assembly
y w e i u t
1. Adjusting the needle bar height adjustment
Chapter 4. Adjustments
2. Adjusting the needle bar lift amount
Chapter 4. Adjustments
4. Adjusting the driver needle guard
3. Adjusting the needle clearance
5. Adjusting the shuttle race thread guide
Chapter 4. Adjustments
Chapter 4. Adjustments
6. Adjusting the two-step work clamp lift amount
6-1. Solenoid type
Chapter 4. Adjustments
6-2. Pneumatic type
rr q
yw w r
Chapter 4. Adjustments
7. Adjusting the movable knife
7-1. Replacing the movable and fixed knives
A. After the movable knife and fixed knife are properly engaged, tighten shoulder screw
Chapter 4. Adjustments
u w q
326E, 326EL
Chapter 4. Adjustments
311E, 311EL
Chapter 4. Adjustments
8. Adjusting the lowest point of the presser foot
w o e y
r q t
9. Changing the presser foot lift
8-1. Presser foot adjustment
Chapter 4. Adjustments
r e q w w
Chapter 4. Adjustments
10. Wiper adjustment
For vertical wiper standard
For horizontal wiper optional
X axis
11. Adjusting the home position
Chapter 4. Adjustments
e r e r
Chapter 4. Adjustments
Y axis 311E and 311EL
Y axis 326E, 326EL
Chapter 4. Adjustments
Adjusting the tension of X-timing belt 311E
12. Adjusting the tension of the timing belt
Adjusting the tension of Y-timing belt
Chapter 4. Adjustments
Adjusting the tension of X-timing belt A326
311EL and 326E, 326EL
Adjusting the tension of X-timing belt B326
Chapter 4. Adjustments
Chapter 4. Adjustments
13. Adjusting backlashes
Lower shaft
Y-axis feed
15. Adjusting the thread trimmer driving lever position
14. Adjusting the driving lever stopper position
Chapter 4. Adjustments
Most 0.15 mm
16. Work clamp lift components for manual operation Sole- noid type
17. Adjusting the presser foot height
Chapter 4. Adjustments
q q w
wu y
18. Adjusting the needle up stop position
Chapter 4. Adjustments
1. How to make up clamping type work clamp
Chapter 5. How to make up the work clamp
How to make up the work clamp
How to make up the feed plate
Chapter 5. How to make up the work clamp
2. How to make up cassette type work clamp
How to make up the plastic work clamp
Clamp spring
Chapter 5. How to make up the work clamp
Cassette presser
1. Precautions at the time of adjustment
Chapter 6 Power supply and electrical parts adjustment
2. Components inside the control box
Power supply circuit board
Chapter 6 Power supply and electrical parts adjustment
3. Fuse explanation
Connector positions Outside of the control box
4. Connectors
Chapter 6 Power supply and electrical parts adjustment
Main PCB
Outside of the panel Panel circuit board
Power supply circuit board
Chapter 6 Power supply and electrical parts adjustment
LCD contrast VR
Chapter 6 Power supply and electrical parts adjustment
Programmer and programmer circuit board
Contact failure
Chapter 6 Power supply and electrical parts adjustment
1. Feed mechanism
2. Work clamp lifter and thread trimmer mechanisms
Power
Chapter 6 Power supply and electrical parts adjustment
Power switch
3. Sewing operation
4. Programmer operation
Chapter 6 Power supply and electrical parts adjustment
5. Others
DC fan
Error E.12 appears
Chapter 6 Power supply and electrical parts adjustment
Emergency stop switch is rejected
Error E.40 appears
Panel DIP switch functions
5. DIP switches
DIP switch A
Chapter 6 Power supply and electrical parts adjustment
Chapter 6 Power supply and electrical parts adjustment
DIP switch B
DANGER
DIP switches inside the control box
DIP switch C
Chapter 6 Power supply and electrical parts adjustment
DIP switch D
Chapter 6 Power supply and electrical parts adjustment
6. Changing special functions using the memory switches
BAS-300E series
メニュー
Chapter 6 Power supply and electrical parts adjustment
Memory Switches 00 - 0F
Memory Switches 20 - 2F
Chapter 6 Power supply and electrical parts adjustment
Memory Switches 10 - 1F
Chapter 6 Power supply and electrical parts adjustment
Chapter 6 Power supply and electrical parts adjustment
7. Checking the input sensor and DIP switch input
BAS-300E series
OFF OFF
8. Checking the input voltage
9. Clearing all memory settings
Chapter 6 Power supply and electrical parts adjustment
X-SCALE
Chapter 6 Power supply and electrical parts adjustment
10. Confirming software version
Version number indication example
BAS-300E series
Chapter 6 Power supply and electrical parts adjustment
11. Error codes
DANGER
Error codes E.9 * - E.F
Chapter 6 Power supply and electrical parts adjustment
Flowchart
Chapter 7. Trouble shooting
Explanation of shapes
Chapter
work clamp
Chapter
off?
Chapter
Is the TEST
Chapter
Chapter
Chapter
needle at the upper position when NO
stops?
Does the
Precautions
Problem solution and measures
Before adjustment
Chapter
For 200 V, 220 V, and
Chapter
For 100 V, 110 V
V, 380 V, 400 V, and
Chapter
Chapter
Chapter
switches
pressed
#1.2
Presser
Chapter
After a few
Chapter
Chapter
occurs
switch is
Chapter
cannot sew
Chapter
Chapter
Chapter
Chapter 8. 1. Gauge parts list according to subclasses
S51038326LB-001
S51037326LA-001
Chapter 9. Gauge parts list
Chapter 9. Gauge parts list
Presser foot
Needle hole plate
OPTION PARTS
Chapter 9. Gauge parts list
Work clamp, Feed plate BAS-311E
Feed plate blank and Work clamp blank BAS-311E
Chapter 9. Gauge parts list
OPTION PARTS
Chapter 9. Gauge parts list
Work clamp and Feed plate BAS-311EL
Feed plate blank and Work clamp blank BAS-311EL
Chapter 9. Gauge parts list
Feed mechanism BAS-326E
Chapter 9. Gauge parts list
Feed mechanism Option parts BAS-326E
Chapter 9. Gauge parts list
For one-touch work clamp plate assy
Chapter 9. Gauge parts list
Feed mechanism BAS-326E, 326EL
Feed mechanism Option parts
Chapter 9. Gauge parts list
BAS-311E.311EL.326E.326EL
Chapter 9. Gauge parts list
Feed mechanism Option parts BAS-326E,326EL
Chapter 10. Option parts
Chapter 10. Option parts
Programmer assy Inner clamp device One-touch clamping device
Milling device WP stitch device Auto bobbin changer
Chapter 10. Option parts
Programmer
Chapter 10. Option parts
Inner clamping device Option device
Chapter 10. Option parts
Inner clamping device Option device BAS-326EL
For Supplry parts
A45254000
One-touch work clamp
For change the feed plate setting position
Chapter 10. Option parts
S20822101
Chapter 10. Option parts
One-touch work clamp Option parts BAS-326EL
Chapter 10. Option parts
Snap fastener and hook attachment device
M-508K
M-520K
Chapter 10. Option parts
For sewing the belt with hook
S24628-101
Chapter 10. Option parts
S24621-101
S18606-001
Chapter 10. Option parts
S18598-001
Chapter 10. Option parts
Wide perfect device
Chapter 10. Option parts
Needle cooler set
Soft work clamp set
Chapter 10. Option parts
Play prevention work clamp
For Horizontal Wiper
Chapter 10. Option parts
Thread wiper set Pneumatic type
Chapter 10. Option parts
2-step tension device
Chapter 10. Option parts
Auxiliary device
Chapter 10. Option parts
Presser toot
Control Block Diagram
Yellow
Brown
Convertion
Orange
per shaft mo
Printed in Japan
SERVICE MANUAL
151-V11, V12
I9080764 1999. 08. B
