Troubleshooting 2200 YRM 1067
Dash Display
Controller LED Handset or PC
AL10 LED ON (No Flashing) VFIELD NOT OK
CONDITION
Voltage measured at field connections is not correct.
TRUCK RESPONSE
Traction and hydraulic functions disabled.
POSSIBLE CAUSES AND TEST PROCEDURES
• Cable connection to motor field is loose or damaged.
Verify connection of field wires to motor and con-
troller.
• Motor field winding is shorted to chassis.
Check motor field for shorts to chassis.
LOGIC
This fault occurs when the
voltage measured at the field connections
is not the expected value.
Dash Display
Controller LED Handset or PC
AL10 LED ON (No Flashing) WATCHDOG
CONDITION
Watchdog hardware circuit is not OK.
TRUCK RESPONSE
Traction and hydraulic functions disabled.
POSSIBLE CAUSES AND TEST PROCEDURES
• Watchdog hardware circuit is damaged.
Cycle key switch OFF then ON.Ifalarmreturns,
replace controller.
LOGIC
Occurs if the watchdog
hardware circuit is damaged.
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