Fault 16 Contactor - Toro Greensmaster e1021 Diagnostic Manual

Fault 16 Contactor

InfoCenter Display:
Fault Description
The main contactor remains energized due to a stuck coil or internal damage.
Circuit Description
The main contactor connects the battery to the electric motor. The TEC-2402 circuitry monitors the voltage at
several locations to ensure that the contactor is working properly and the voltage is correct at all components
for operation.
Conditions for Setting the Fault
The voltage at the motor side of the main contactor is not discharging properly. This can happen at startup or
shutdown.
Recommended Service Actions
Step 1: Verify that the fault repeats.
1. Safely stop the machine and all attachments.
2. Shut off the machine by rotating the key switch to the O
3. Turn on the machine by rotating the key switch to the O
Note:
If the fault does not repeat immediately, duplicate the operation of the machine when the fault
occurred.
4. Look at the InfoCenter and see if the fault has repeated.
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: Check the charge level of the battery.
1. Move the key switch to the O
2. On the InfoCenter, verify that the battery charge indicator shows at least one full block.
Contactor Fault
Returning the Machine to Service (page 20)
position.
N
68
position.
FF
position.
N
and follow the steps listed.