Mitsubishi LU2-430 - Automatic Thread Trimming

(2) Automatic thread trimming
Set and adjust thread trimming timing with P5 and P24.
Needle DOWN position'
Needle UP position
Thread trimming T
Standard
Wiper W
O
Q
_Q)
T> a
® o
ni V
a
o
*•>
v>
Q.
z>
•a
a>
a>
Z
(3) Optional connectors
Various operations are possible by applying signals from exterior to optional connectors.
For input signals, use contacts which are highly reliable in contacting performance.
© ®
® @
© @ @
Clutch
© ®
Speed
LOW HIGH
<6^
:<3)®
(2)®®
0X2)(a)
Position 1/2
Power
Brake
Synchronizer Option
Solenoid box
®(D®
(2)
(2)®®
Presser foot UP Machine
Presser foot UP
Option 1
Run (high speed)
9
Run (low speed)
8
Variable voltage
7
Correction sewing
6
Needle UP
5
Variable speed command
4
Thread trimming
3
Run (medium speed)
2
0 V
1
External
volume
10 kfi
+30 V
4
—©—1
Presser foot UP output
3
Presserfoot UPsignal
2
-W-|
0 V
1
Machin e
-<S>-|
Touch-back output
12
+30 V
11
0 V
10
—e+n
Touch-back signal
9
8
7
Trimming safety switch
6
0 V
5
Trimming output
4
-0-1
+30 V
3
Thread removal output
2
Grounding
1
(4) Reverse sewing bytouch-back Machine main unit
The operation by use of touch-back switch (S?) is actuated only during machine operation.
27
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com