Step 6: Test the power and ground wiring in main harness connectors
P46 and P47.
1.
These are diagnostic steps to help isolate problems identified in Step 5. Use a multimeter to test the
resistance between the following pairs of locations:
Location
Harness
1
Main
2
Main
1
Main
2
Main
1
Main
2
Main
2.
If one or more of the power and ground wiring tests failed, repair or replace any worn or damaged parts.
Go to
Returning the Machine to Service (page 22)
Component Location and Electrical Connections
Cutting reel motor 1 is located in the front, center position. There are 2 electrical connections to the cutting reel
motor: P46 (4 wire) and P47 (2 wire).
Connector
Pin
P47
1
P37
3
P47
2
Ground)
P37
4
Ground)
P46
1
P47
2
Ground)
Wire
Expected
Color
Reading
Red
Less than
2 ohms
Red
Black
(48V
Less than
2 ohms
Black
(48V
White
24k to 26k
ohms
Black
(48V
and follow the steps listed.
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Connector Graphic