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
1. Needle bar, thread take-up, lower shaft and shuttle hook mechanism
Chapter 1. Mechanical description
Chapter 1. Mechanical description
Chapter 1. Mechanical description
2. Work clamp lifting mechanism 1 Solenoid type, 311E
e r q w t y u
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
Chapter 1. Mechanical description
4. Presser foot mechanism
r t e q w y u
Chapter 1. Mechanical description
Presser foot mechanism
e r q w
Chapter 1. Mechanical description
5. Thread trimmer mechanism
t yu i o
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
Chapter 2. Disassembly
3. Presser foot mechanism
w q u y e
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
Chapter 2. Disassembly
Feed mechanism Y axis
q r t
Chapter 2. Disassembly
Feed mechanism Y axis 3 326E, 326E
r w e q u q i t y
Chapter 2. Disassembly
7. Feed mechanism X axis 1 311E
r y w e
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
Chapter 2. Disassembly
9. Work clamp lifter Solenoid type
i t q r
Chapter 2. Disassembly
10. Thread nipper mechanism
r u r t y i e w q t r y o
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
Chapter 3. Assembly
2. Thread nipper mechanism
i 0 !1
work clamp lifter wire @1, and tighten the bolt @2
Chapter 3. Assembly
4 !5
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
Chapter 3. Assembly
Feed mechanism Y axis 326E
r q w e
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
Chapter 3. Assembly
8. Presser foot mechanism
o 0 !4
q 1!4
Chapter 3. Assembly
w @1
@3 w
Chapter 3. Assembly
9. Lower shaft mechanism
w q e t o u 0y
Chapter 3. Assembly
10. Lower shaft Rotary hook
r r e o !0
11. Thread trimmer mechanism
Chapter 3. Assembly
t o e y i q u
i !0
r e t w q i u y !1 o
Chapter 3. Assembly
2. Secure the needle sub plate e with the screw r
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
6-1. Solenoid type
6. Adjusting the two-step work clamp lift amount
Chapter 4. Adjustments
Chapter 4. Adjustments
6-2. Pneumatic type
rr q
yw w r
7-1. Replacing the movable and fixed knives
7. Adjusting the movable knife
Chapter 4. Adjustments
u w q
Chapter 4. Adjustments
A. After the movable knife and fixed knife are properly engaged, tighten shoulder screw
311E, 311EL
Chapter 4. Adjustments
326E, 326EL
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
Chapter 4. Adjustments
11. Adjusting the home position
X axis
Y axis 311E and 311EL
Chapter 4. Adjustments
e r e r
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
Chapter 4. Adjustments
18. Adjusting the needle up stop position
wu y
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
How to make up the plastic work clamp
2. How to make up cassette type work clamp
Chapter 5. How to make up the work clamp
Cassette presser
Chapter 5. How to make up the work clamp
Clamp spring
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
Chapter 6 Power supply and electrical parts adjustment
Power supply circuit board
Outside of the panel Panel circuit board
Programmer and programmer circuit board
Chapter 6 Power supply and electrical parts adjustment
LCD contrast VR
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
DIP switch C
DIP switches inside the control box
DANGER
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
Memory Switches 20 - 2F
Memory Switches 00 - 0F
Chapter 6 Power supply and electrical parts adjustment
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
Chapter 6 Power supply and electrical parts adjustment
Error codes E.9 * - E.F
DANGER
Flowchart
Chapter 7. Trouble shooting
Explanation of shapes
Chapter
off?
Chapter
work clamp
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
After a few
Chapter
Presser
Chapter
Chapter
Chapter
switch is
occurs
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
Work clamp, Feed plate BAS-311E
Chapter 9. Gauge parts list
OPTION PARTS
Feed plate blank and Work clamp blank BAS-311E
Chapter 9. Gauge parts list
Work clamp and Feed plate BAS-311EL
Chapter 9. Gauge parts list
OPTION PARTS
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
Feed mechanism BAS-326E, 326EL
Chapter 9. Gauge parts list
For one-touch work clamp plate assy
Feed mechanism Option parts
Chapter 9. Gauge parts list
Feed mechanism Option parts BAS-326E,326EL
Chapter 9. Gauge parts list
BAS-311E.311EL.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
S24621-101
Chapter 10. Option parts
S24628-101
S18598-001
Chapter 10. Option parts
S18606-001
Chapter 10. Option parts
Wide perfect device
Soft work clamp set
Needle cooler set
Chapter 10. Option parts
For Horizontal Wiper
Play prevention work clamp
Chapter 10. Option parts
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
per shaft mo
Orange
Convertion
Printed in Japan
SERVICE MANUAL
151-V11, V12
I9080764 1999. 08. B
