Mobile Generator Output Voltage Troubleshooting
wc_tx000726gb.fm 69
8 Output Voltage Troubleshooting
8.1 Checking the Emergency Stop Switch
Prerequisites Generator shut down
Procedure Follow the procedure below to check the emergency stop switch.
1. Open the large hinged panel. Remove the "key" (latch) from the lug door and place it in
the slot of the lug door switch. NOTICE: Never place anything but the key into the slot of
the lug door switch.
2. Place the emergency stop switch in the de-activated (out) position.
3. Check the connections of the wiring to the emergency stop switch. Make sure all con-
nections are tight.
4. Check continuity across red wire #20 and yellow wire #45 at the switch.
Is there continuity?
5. Place the emergency stop switch in the activated (in) position.
6. Check continuity across red wire #20 and yellow wire #45 at the switch.
Is there continuity?
7. Re-install the key (latch) to the lug door.
The emergency stop switch has now been checked. Continue with Checking the Lug Door
Switch.
Yes____ No____
The emergency stop switch has failed; replace it. Continue
Yes____ No____
The emergency stop switch is OK. The emergency stop switch has failed;
replace it.
Old push/twist style
wc_gr003691
Y
Y
Or
#34
#34
#64
#64
#44
#44
#45
#20
#20
#61
#46
#79
#61
#46
#79
#45
New push/pull style
R
R
Or
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