Fault 103: Over Current Disable-Crm 4 - Toro Reelmaster 5010-H Diagnostic Manual

Fault 103: Over Current Disable—CRM 4
Note:
When any individual cutting reel motor is shut off due to a fault, the TEC-5002 shuts off the other 4
cutting reel motors.
Note:
If multiple machine faults are reported within a few seconds, troubleshooting should begin with the
first cutting reel motor to report a fault.
InfoCenter Display:
Fault Description
Cutting reel motor 4 has detected excessive current draw and has been disabled.
Circuit Description
Each cutting reel motor has an internal voltage regulator.
Conditions for Setting the Fault
Cutting reel motor 4 has detected excessive current draw and has been disabled.
Note:
Check the InfoCenter for fault 68 (Speed Stall—CRM 4) or fault 73 (High Temp Warning—CRM 4), as an
overheated cutting reel motor or a cutting reel motor stall could be a contributing factor to a fault 103.
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: Swap cutting reel motors between cutting units.
All of the cutting reel motors are identical.
1. Go to Preparing for Troubleshooting and/or Testing (page 22)
2. Unplug the 48 Vdc battery disconnect to prevent unexpected cutting unit operation. Refer to
and Disconnecting the 48 Vdc Battery System (page
3. Swap cutting reel motor 4 with a cutting reel motor from a different cutting unit. You can obtain more
information on replacing the cutting reel motor in Chapter 5 of the 5010-H Service Manual.
4. Plug in the 48 Vdc battery disconnect. Refer to
(page 19).
5. Operate the machine.
_____FAULT #103_____
Disable
HI
Clearing Faults from the InfoCenter (page
Returning the Machine to Service (page 22)
19).
Connecting and Disconnecting the 48 Vdc Battery System
399
4
and follow the steps listed.
and follow the steps listed.
21).
Connecting