Toro Greensmaster eFlex 1800 Diagnostic Manual page 79

2. Check the resistance of the main contactor coil
A. Disconnect the wire from the main contactor J04 terminal.
B. Check resistance across the coil terminals J03, and J04. Normal resistance is 180 to 195 ohms.
C. Connect the wire to the main contactor J04 terminal.
Pass The coil resistance and coil circuit continuity tested good. Go to
Service (page 19)
Fail The coil resistance and/or coil circuit continuity tests failed. Repair and or replace malfunctioning
parts. Go to
Step 6: Replace the TEC-2401 (conditional)
If steps 4 and 5 passed, and Fault 9 repeated immediately after returning the equipment to service, then replace the TEC-2401.
Go to Returning the Equipment to Service (page 19)
Step 7: Use a multimeter to check for 42 to 64 Vdc at the motor controller.
Note: You will find additional wire harness and connector information in
Appendix B: Toro Electronic Controller Connections (page
1. Rotate the key switch to the O
the motor controller.
Pin Identification
1
2
3
4
2. Rotate the key switch to the S
key switch to the R
and follow the steps listed.
Returning the Equipment to Service (page 19)
position, and then disconnect the main wire harness P41 connector
FF
Main Harness P41 (4-pin) Connector Pin Identification
Main Harness P41 Connector
position and hold it until the InfoCenter LCD display lights up, then release the
TART
position.
UN
(Figure 71).
and follow the steps listed.
Appendix A: Wire Harnesses (page 113)
135).
Figure 75
Description
Logic Power
Not used
CAN + (High)
CAN – (Low)
79
Returning the Equipment to
and follow the steps listed.
Wire Color Main
Tan (T)
Not used
Red/White (R/W)
Black/White (BK/W)
and
(Figure 75) at