Fault 61: Main Contactor Over Current - Toro Reelmaster 5010-H Diagnostic Manual

Fault 61: Main Contactor Over Current

InfoCenter Display:
Fault Description
Too much current is flowing through the main contactor. The motor/generator controller is reporting an internal
over current fault.
Circuit Description
The motor/generator is a 48 Vdc, air cooled, brushless, permanent magnet device. The motor/generator
has its own controller.
Conditions for Setting the Fault
The motor/generator detects an internal over-current fault.
Recommended Service Actions
Step 1: Verify that the fault repeats.
1. Clear the system faults from the InfoCenter. Refer to
2. Operate the machine.
Pass The fault did not repeat. Go to
Note:
If the fault does not repeat, an isolated event has occurred.
Fail The fault repeated. Go to Step 2.
Step 2: Remove the motor/generator assembly from the machine.
Remove the motor/generator assembly from the machine. Refer to Chapter 5 of the 5010-H Service Manual.
Step 3: Remove the controller from the motor/generator.
Remove the controller from the motor/generator. Refer to Chapter 5 of the 5010-H Service Manual.
Step 4: Inspect the wiring between the motor/generator and the
controller.
The motor/generator and the controller each have cabling that connects to the other component. Inspect the
wiring between the controller and the motor/generator.
_____FAULT #61_____
Contactor
HI
Clearing Faults from the InfoCenter (page
Returning the Machine to Service (page 22)
217
21).
and follow the steps listed.