Fault 22: 48 Volt Devices Offline - Toro Greensmaster TriFlex 3300 Manual

Fault 22: 48 Volt Devices Offline

InfoCenter Display:
Fault Description
This fault is reported by the TEC-5001 when CAN bus messages from all four individual 48 V devices (i.e.,
the starter/generator and all three cutting units) are not being received.
Circuit Description
An engine-driven starter/generator (S/G) generator supplies 48 V power to three electric motors that drive the
cutting reels. All four of these devices communicate across the CAN bus with the TEC-5001 controller.
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 48 V power disconnect.
Note:
This fault can be caused by the 48 V power disconnect being unplugged or damaged. Even if you find
the 48 V power disconnect is unplugged, do the connector inspection anyway.
1. Locate the cutting unit power connectors, which are attached to the left frame rail near the operator's
seat (Figure 27).
____FAULT #22____
ALL 48 V DEVICES
OFFLINE
Clearing Faults from the InfoCenter (page
Returning the Machine to Service (page 21)
55
19).
and follow the steps listed.