BAS-326E,326EL
Please read this manual before making any adjustments
SERVICE MANUAL
BAS-311E,311EL
Indications
z Safety indications and their meanings
Symbols
DANGER
Sewing
x Notes on safety
Installation
Maintenance and inspection
Cleaning
Moving parts may cause injury
c Warning labels
Safety devices Thread take-up cover Eye guard, Belt cover
Finger guard, etc
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
w eq r
Work clamp lifting mechanism 2 311E, 311EL Pneumatictype
Work clamp lifting mechanism 326E
w e q r
u i y o
3. Feed mechanism X axis 311E, 311EL, 326E, 326EL
e r w
q w i r e t
Feed mechanism Y axis 311E and 311EL
Feed mechanism Y axis 326E, 326EL
ey q
r t e q w y u
4. Presser foot mechanism
e r q w
Presser foot mechanism
t yu i o
5. Thread trimmer mechanism
q w e t y r
6. Thread nipper 1 when presser foot rises
Thread nipper 2 during thread trimming
r r e q w
q w e r
7. Thread wiper 1 vertical wiper standard
Thread wiper 2 horizontal wiper optional
q w e r t
q w r y e u t
Chapter 2. Disassembly
1. Covers 1 311E
Chapter 2. Disassembly
w u o
Covers 2 311EL
Covers 3 326E, 326EL
q !1 e i y u o
3. Remove the screw, the feed plate t and the needle sub plate y
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
7 !6 y
4. Needle bar mechanism
t r o i
e y r u w
5q !2 !1 6r !4
5. Upper shaft mechanism
wt y ru o i e!0 q
r !7
2. Remove the screws and the work clamp arm w
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
r w e q u q i t y
Feed mechanism Y axis 3 326E, 326E
r y w e
7. Feed mechanism X axis 1 311E
@2 @0
Feed mechanism X axis 2 311EL and 326E, 326EL
@3 o 0!1 6 !2!3
u r q
1!0 o i
8. Lower shaft mechanism
w r q e
i t q r
9. Work clamp lifter Solenoid type
r u r t y i e w q t r y o
10. Thread nipper mechanism
@0!3 !7
11. Thread trimmer mechanism
@2 t
t y r e
Chapter 3. Assembly
1. Thread trimmer mechanism
Chapter 3. Assembly
i 0 !1
2. Thread nipper mechanism
4 !5
work clamp lifter wire @1, and tighten the bolt @2
u @2 y @4 !4 t
3. Work clamp lifter mechanism
o !1
Sliding portions of link shaft C q and link B w
u r y t e i u w q
e w q
2 !3
4. Feed mechanism X axis 311E
e q w r
Adjustment procedure
t 0i y
Feed mechanism X axis 311EL, 326E
w !5
i u
o @7
Feed mechanism X axis 311EL and 326E
@0 w
q 1w
e 1!0
t r qty o
r !2
@6 !6
@9 #2 @8 #0 @3
@0 @2
#1 @4 @5
r q w e
Feed mechanism Y axis 326E
5. Temporarily attach the work clamp Arm !2to the Y-feed bracket i using the bolts and washers
q w i
6. Upper shaft mechanism
e q w t y r e q
3!4 u i o
7. Needle bar mechanism
q !5
o 0 !4
8. Presser foot mechanism
@3 w
q 1!4
w @1
w q e t o u 0y
9. Lower shaft mechanism
r r e o !0
10. Lower shaft Rotary hook
i !0
t o e y i q u
2. Secure the needle sub plate e with the screw r
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
P key
Feed guide mechanism Home position adjustment Y 311E and 311EL
Feed guide mechanism Home position adjustment Y 326E and 326EL
qt w
@1 @0 @2
13. Covers 311E
e q
o !0
o t !1
311EL
326E · 326EL
y w e i u t
Chapter 4. Adjustments
Chapter 4. Adjustments
1. Adjusting the needle bar height adjustment
2. Adjusting the needle bar lift amount
q w e
3. Adjusting the needle clearance
4. Adjusting the driver needle guard
5. Adjusting the shuttle race thread guide
6-1. Solenoid type
6. Adjusting the two-step work clamp lift amount
BAS-311E · 311EL
6-2. Pneumatic type
rr q
yw w r
7-1. Replacing the movable and fixed knives
7. Adjusting the movable knife
A. After the movable knife and fixed knife are properly engaged, tighten shoulder screw
u w q
326E, 326EL
311E, 311EL
r q t
8. Adjusting the lowest point of the presser foot
w o e y
q e
8-1. Presser foot adjustment
9. Changing the presser foot lift
r e q w w
re y t q w
10. Wiper adjustment
For vertical wiper standard
For horizontal wiper optional
X axis
11. Adjusting the home position
e r e r
Y axis 311E and 311EL
Y axis 326E, 326EL
e w r
12. Adjusting the tension of the timing belt
Adjusting the tension of X-timing belt 311E
Adjusting the tension of Y-timing belt
Adjusting the tension of X-timing belt B326
311EL and 326E, 326EL
Adjusting the tension of X-timing belt A326
Y-axis feed
13. Adjusting backlashes
Lower shaft
Most 0.15 mm
14. Adjusting the driving lever stopper position
15. Adjusting the thread trimmer driving lever position
y t r
17. Adjusting the presser foot height
16. Work clamp lift components for manual operation Sole- noid type
q q w
wu y
18. Adjusting the needle up stop position
How to make up the feed plate
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 plastic work clamp
2. How to make up cassette type work clamp
Clamp spring
Cassette presser
Power supply circuit board
Chapter 6 Power supply and electrical parts adjustment
1. Precautions at the time of adjustment
2. Components inside the control box
3. Fuse explanation
Connector positions Outside of the control box
4. Connectors
Outside of the panel Panel circuit board
LCD contrast VR
Programmer and programmer circuit board
2. Work clamp lifter and thread trimmer mechanisms
Contact failure
1. Feed mechanism
supply circuit
Power
Power switch
3. Sewing operation
DC fan
4. Programmer operation
5. Others
Error E.40 appears
Error E.12 appears
Emergency stop switch is rejected
DIP switch A
5. DIP switches
Panel DIP switch functions
DIP switch B
DIP switch C
DIP switches inside the control box
DIP switch D
MENU
6. Changing special functions using the memory switches
BAS-300E series
メニュー
Memory Switches 20 - 2F
Memory Switches 00 - 0F
Memory Switches 10 - 1F
Chapter 6 Power supply and electrical parts adjustment
OFF OFF
7. Checking the input sensor and DIP switch input
BAS-300E series
R / W
9. Clearing all memory settings
8. Checking the input voltage
X-SCALE
Program NO display
10. Confirming software version
Version number indication example
BAS-300E series
11. Error codes
Error codes E.9 * - E.F
Chapter
Chapter 7. Trouble shooting
Flowchart
Explanation of shapes
work clamp
off?
Chapter
Is the TEST
Chapter
machine stop with the
needle at the upper position when NO
stops?
Does the
Before adjustment
Problem solution and measures
Precautions
V, 380 V, 400 V, and
For 200 V, 220 V, and
For 100 V, 110 V
Chapter
Chapter
#1.2
switches
pressed
Presser
After a few
Chapter
Chapter
occurs
switch is
cannot sew
Chapter
S51037326LA-001
Chapter 8. 1. Gauge parts list according to subclasses
S51038326LB-001
Needle hole plate
Chapter 9. Gauge parts list
Chapter 9. Gauge parts list
Presser foot
OPTION PARTS
Work clamp, Feed plate BAS-311E
Feed plate blank and Work clamp blank BAS-311E
Work clamp and Feed plate BAS-311EL
Feed plate blank and Work clamp blank BAS-311EL
Feed mechanism BAS-326E
Feed mechanism Option parts BAS-326E
For one-touch work clamp plate assy
Feed mechanism BAS-326E, 326EL
Feed mechanism Option parts
BAS-311E.311EL.326E.326EL
Feed mechanism Option parts BAS-326E,326EL
Milling device WP stitch device Auto bobbin changer
Chapter 10. Option parts
Chapter 10. Option parts
Programmer assy Inner clamp device One-touch clamping device
Programmer
Inner clamping device Option device
A45254000
Inner clamping device Option device BAS-326EL
For Supplry parts
S20289101
For change the feed plate setting position
One-touch work clamp
S20822101
One-touch work clamp Option parts BAS-326EL
M-525K
Snap fastener and hook attachment device
M-508K
M-520K
For sewing the belt with hook
S24628-101
S24621-101
S18606-001
S18598-001
Wide perfect device
Soft work clamp set
Needle cooler set
For Horizontal Wiper
Play prevention work clamp
Thread wiper set Pneumatic type
2-step tension device
Auxiliary device
Chapter 10. Option parts
Brown
Control Block Diagram
Presser toot
Yellow
Convertion
Orange
per shaft mo
I9080764 1999. 08. B
SERVICE MANUAL
Printed in Japan
151-V11, V12