Toro Greensmaster TriFlex 3300 Manual page 109

•
debris
•
proper alignment and seating of the pins inside the connectors
5. Inspect the 2 cutting reel motor cable connectors for proper wire color per pin, as shown in the following 2
tables.
Pass The wiring inspection check passed.
•
Leave the 2 cutting reel motor cable connectors unplugged from the e-reels harness connectors
P17 and P18.
•
Leave the 48 V power disconnected from the cutting units from the system. This prevents
unexpected operation of cutting units. Refer to
to the Cutting Reel Motors (page
•
Go to Step 8.
Fail One or more of the inspection checks failed. Repair or replace the worn or damaged parts. Go to
Returning the Machine to Service (page 21)
Step 8: Measure 48 V power in main harness connectors P17 and P18.
Note:
Connector diagrams are available in Step 7.
1. Verify that the engine is shut off.
2. Verify that main harness connectors P17 and P18 are disconnected from the cutting reel motor cable
connectors.
3. Rotate the key switch to the O
4. Measure the voltage between pins 1 and 2 of connector P18. The reading should be 48 V.
5. Measure the voltage between P17 pin 1 and P18 pin 2. The reading should be 48 V.
6. Rotate the key switch to the O
Pass The voltage readings were good. Go to Step 10.
Fail The voltage readings were not good. Go to Step 9.
Step 9: Test the wiring for power and ground in main harness
connectors P17 and P18.
These are diagnostic steps to help isolate problems identified in Step 8.
Cutting Reel Motor, 4-Pin Connector
Pin Number
1
2
3
4
Cutting Reel Motor, 2-Pin Connector
Pin Number
1
2
18).
position.
N
position.
FF
Wire Color Connector Graphic
White (W)
Blue (BU)
Yellow (Y)
Green (GN)
Wire Color Connector Graphic
Red (R)
Black (BK)
Connecting and Disconnecting the 48 V Power
and follow the steps listed.
109