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8. Malfunction code
8.2.5
C1134: Main motor cooling fan drive failure
Main motor cooling fan (FM1)
Step
Check the FM1 connector for proper con-
1
nection and correct as necessary.
Check the fan for possible overload and
2
correct as necessary.
3
FM1 operation check
4
Change FM1
5
Change ZUCB
8.2.6
C1135: Punch motor drive failure
Punch motor (M4)
Step
Check the M4 connector for proper con-
1
nection and correct as necessary.
Check the connector of M4 for proper
2
drive coupling and correct as necessary.
4
M5 operation check
5
Change M5
6
Change ZUCB
58
Relevant electrical parts
ZU control board (ZUCB)
Action
Relevant electrical parts
ZU control board (ZUCB)
Action
Service Manual
Field Service Ver. 2.0 May 2008
WIRING DIAGRAM
Control signal
—
—
ZUCB CN11-11 (DRV)
ZUCB CN11-12 (EN)
—
—
WIRING DIAGRAM
Control signal
—
—
ZUCB CN5-1 to 6
—
—
Location
(Electrical
component)
—
—
C-8
—
—
Location
(Electrical
component)
—
—
C-1 to 2
—
—
Y107910-0
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