Fault 94: 48 V Bus Low Voltage - Reel Motor 1 - Toro Greensmaster TriFlex 3300 Manual

Fault 94: 48 V Bus Low Voltage – Reel Motor
1
InfoCenter Display:
Fault Description
This fault is reported when the reel motor controller detects 48 V bus power drops below 32 V.
Circuit Description
The 2-pin 48 V bus connector supplies power to the eReel.
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: Inspect the wiring for cutting reel motor position 1.
1. Go to Preparing for Troubleshooting and/or Testing (page 20)
2. Unplug the 48 V battery disconnect to prevent unexpected cutting unit operation. Refer to
Disconnecting the 48 V Power to the Cutting Reel Motors (page
3. Follow the cutting reel motor cable from cutting reel motor 1 to the connectors mounted on the traction unit.
Note:
The 2 cutting reel motor cable connectors are secured with clips to the connector plate. The 2
e-reel harness connectors are not secured to the connector plate.
4. Disconnect the e-reel harness connectors P17 and P18 from the 2 cutting reel motor cable connectors.
5. Inspect the 2 cutting reel motor cable connectors and the 2 e-reel harness connectors for the following:
•
damage
•
corrosion
•
debris
•
proper alignment and seating of the pins inside the connectors
6. Inspect the 2 cutting reel motor cable connectors for proper wire color per pin, as shown in the following 2
tables.
_____FAULT #94____
1 - 48 V POWER
BUS UNDER V
Clearing Faults from the InfoCenter (page
Returning the Machine to Service (page 21)
Cutting Reel Motor, 4-Pin Connector
226
and follow the steps listed.
and follow the steps listed.
18).
19).
Connecting and