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Electrical System Troubleshooting Charts
PS
S5.4
5460
F-code
Section
C-code
Version no
T-code
001
OE35
207
Service Manual
1996-10-15
© BT Products
negative.
1.2.3 Power circuit, steering pump does not run, brakes
do not release, no travel, lift/lower okay.
Condition for test Emergency disconnect contactor
closed, foot pedal switch closed, steering pump
contactor closed.
Test for battery volts at:
1. Positive bus bar on SP contactor.
0 volts, repair open cable from fuse 1.
2. Motor side bus bar on SP contactor.
0 volts, repair SP contactor, replace tips.
3. A1 terminal on SP motor.
0 volts, repair open cable 4 from SP contactor.
4. S2 terminal on SP motor.
0 volts, repair SP motor.
5. Repair open cable 13 to battery negative.
1.3
Travel
1.3.1 No travel, lift-lower okay, steering pump motor
runs.
Conditions for test: Battery plugged in, key switch
ON, start button pushed and released, emergency
disconnect contactor closed, foot pedal switch
closed, gate switches closed, brake switch closed,
directional switch closed.
Test for battery voltage at:
1. Positive side of brake interlock switch.
0 volts, repair open wire #17 from staging
chain tension to brake switch.
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