PS S5.4 5460
001 OE35
Version no T-code
F-code Section C-code
Electrical System Troubleshooting Charts
206
Service Manual 1996-10-15
0 volts, replace 300 AMP fuse.
3. Negative side of 400 AMP power fuse, fuse 1.
0 volts - replace 400 AMP fuse.
1.2 Steering and Brake Release Pump
1.2.1 Steering pump will not run, contactor does not
close.
Conditions for test: Battery plugged in, key switch
ON, start button pushed and released, emergency
disconnect contactor closed, foot pedal depressed.
Test for battery voltage at:
1. Positive side of steer pump contactor coil.
0 volts, repair open wiring from emergency
disconnect button to contactor coil.
2. Negative side of steer pump contactor. Refer
to status code 23 and 24 in section 1.4 of this
manual.
1.2.2 Brakes will not release, steering okay, lift okay.
Condition for test: Battery plugged in, key switch
ON, start button pushed and released, emergency
disconnect contactor closed, foot pedal switch
closed, steer pump running.
Test for battery voltage at:
1. Positive side of brake pump solenoid valve
coil.
0 volts, repair open wiring or diode from foot
pedal switch to solenoid valve coil.
2. Negative side of solenoid valve coil.
0 volts, repair solenoid valve coil.
Battery volts, repair open wiring to battery
To Next Page
Loading...
