FIP 4.1 Fault isolating procedure Model 61
T08012 TJ
Observed fault P ossible cause F ault isolating/repair
No machine initialisation. Power supply not connected. Check voltage in power
cord.
Main fuse F3 defective. Check fuse at power
receptacle.
Secondary fuses F1 & F2 Check fuses at circuit board
defective. PCB PL60.
1. Transformer defective. Check voltage at primary
side of transformer,
according to label on
transformer.
If OK, go to step 2.
Main switch SW1 defective. Check function of main
switch SW1.
Interlock switch SW6 defective. Check function of Interlock
switch SW6.
2. Transformer defective. Check voltage on secondary
side of transformer.
Main circuit board PCB PL60 Check for approximately 34
defective. VDC at connector J1 pin 15
and common ground. Check
for 24 VDC at connector J1
pin 21 and common ground.
Infeed motor M6 Fuse F2 defective. Check fuse F2 at circuit
inoperative. PCB PL 60.
Main circuit board PCB PL60 Check for app. 34 VDC at
defective. Connector J1 pin 15 and
common ground.
Circuit board PCB PL61 Check for app. 0 VDC
defective. at connector J5 between pin
22 and 25.
Interface cable/wire harness Check for app. 22 VDC at
defective. connector J5 between pin
4 and 8.
Infeed motor M6 defective. Check for app. 34 VDC at
motor M6.
STAPLER FOLDER MODEL 61 PAGE 4.1 OCTOBER-94
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