Toro Greensmaster TriFlex 3300 Manual page 84

Pass The CAN bus wiring tests passed.
•
Leave the 2 cutting reel motor cable connectors unplugged from the e-reels harness connectors
P21 and P22.
•
Reconnect the 48 V power to the cutting units. Refer to
Power to the Cutting Reel Motors (page
•
Go to Step 5.
Fail
One or more of the CAN bus wiring tests failed. Repair or replace the worn or damaged parts. Go
to Returning the Machine to Service (page 21)
Step 4: Measure 48 V power in e-reels harness connectors P21 and
P22.
1. Verify that the engine is shut off.
2. Verify that the 2 cutting reel motor cable connectors are still unplugged from the e-reels harness
connectors P21 and P22.
3. Rotate the key switch to the O
4. Use a multimeter to test the voltage between the following pairs of locations:
Location Harness
1 E-reels
2 E-reels
1 E-reels
2 E-reels
5. Rotate the key switch to the O
Pass
The voltage readings were good. Go to Step 7.
Fail The voltage readings were not good. Go to Step 6.
Step 5: Test the wiring for power and ground in main harness
connectors P21 and P22.
These are diagnostic steps to help isolate problems identified in Step 5.
1. Disconnect 48 V power from the cutting units by separating the cutting unit power connectors. This
prevents unexpected operation of cutting units. Refer to
to the Cutting Reel Motors (page
2. Locate the e-reels harness connector P09 near the rear tire of the machine
position.
N
Pin
Connector
P22 1
P22 2
Ground)
P22 2
Ground)
P21 1 White (W)
position.
FF
18).
Connecting and Disconnecting the 48 V
18).
and follow the steps listed.
Wire Expected
Color Reading
Red (R)
Black
48 V
(BK)
(48 V
Black
(BK)
(48 V
48 V
Connecting and Disconnecting the 48 V Power
84
Connector Graphic
(Figure 53 and Figure 54).