Fault 2 12Vdc Supply - Toro Greensmaster e1021 Diagnostic Manual

Fault 2 12Vdc Supply

InfoCenter Display:
Fault Description
This fault is not based on a voltage threshold, but rather whether the supply chip is operating properly. The
supply chip determines whether it is working correctly.
Circuit Description
The TEC-2402 has an internal DC-DC converter that supplies 12V power for various circuits including the
InfoCenter, the optional wireless hour meter, and various sensors.
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.
1. Battery charge indicator
12Vdc Supply Fault
Returning the Machine to Service (page 20)
position.
N
Figure 17
25
position.
FF
position.
N
and follow the steps listed.
g364041