Fault 5: Main Power Relay Failure - Toro Reelmaster 5010-H Diagnostic Manual

Fault 5: Main Power Relay Failure

InfoCenter Display:
Fault Description
The main 12 Vdc power relay or circuit wiring is faulty.
Circuit Description
The main power relay is used to provide current to the TEC-5002, headlights, power port, and optional
electric equipment. When the ignition switch is in either the O
power relay is energized. If all 3 of the 12 Vdc battery voltage circuits are reporting an open condition, a fault
5 is reported. Analysis of the 12 Vdc battery circuits in the TEC-5002 controller may indicate that the main
power relay has failed.
Conditions for Setting the Fault
The main power relay is used to provide current to the TEC-5002, headlights, power port and optional electric
equipment. When the ignition switch is in either the O
is energized. Analysis of the 12 Vdc battery voltage circuits in the TEC-5002 controller may indicate that
the main power relay has failed.
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: Test the TEC-5002 output fuses.
1. Remove all 3 of the 7.5 amp TEC-5002 output fuses, located behind the access panel on the outer
cover of the control arm
_____FAULT
Main Relay
Returning the Machine to Service (page 22)
(Figure 23).
#5______
BAD
/P or the S
N REHEAT
/P or the S
N REHEAT TART
Clearing Faults from the InfoCenter (page
40
position, the main
TART
position, the main power relay
and follow the steps listed.
21).