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