Toro Greensmaster e1021 Diagnostic Manual page 43

1. Harness connector P21
4. Connect the battery. Refer to
5. Move the key switch to the O
6. Look at the InfoCenter and see if the fault still repeats.
The fault no longer
repeats.
The fault still repeats.
Step 9: Replace the main contactor.
1. Verify that the key switch is in the O
2. Verify that the battery is disconnected. Refer to
3. Install the replacement main contactor in to the machine.
4. Connect the battery.
5. Move the key switch to the O
6. Move the key switch to the O
The fault no longer
repeats.
The fault still repeats.
Step 10: Swap the TEC-2402 controller with a known good unit.
There are 3 procedures in this section that you must accomplish as part of replacing a TEC-2402 controller.
Note:
Depending on troubleshooting that has been accomplished, some steps in these 3 procedures may
already be done.
1. Use Toro DIAG to save the machine timers and counters file out of the original TEC. (page 19)
Connecting and Disconnecting the Battery (page
position.
N
1. Replace the motor.
2. Go to Returning the Machine to Service (page 20)
1. Plug harness connector P21 in to the motor harness connector.
2. Go to Step 9.
position.
FF
position and see if the fault repeats.
N
position.
FF
Go to Returning the Machine to Service (page 20)
Go to Step 10.
Figure 33
2. Harness connector P20
Connecting and Disconnecting the Battery (page
43
14).
and follow the steps listed.
and follow the steps listed.
g365811
14).