SECTION 55 - ELECTRICAL SYSTEM
55-90
START INTERLOCK RELAY WIRING
Service/Run Switch - Run Position
Ref Color Destination
Battery
Voltage
1 W/LTGN From
Service/Run
Switch
Key “START”
position
2 O From Cab Fuse
Panel 5A
Electronic
Ignition Fuse
Key “ON”
position
3 LTBL/O To Fuel Solenoid Key “ON”
position *
4 LTBL/O From EIC Board
Pin #5, P2
connector
Key “ON”
position *
5 W/DKBL To Start Relay Key “START”
position
Sitting in Seat
with Seat Belt
Buckled
6 W/O From Connector
at Boom/Bucket
Control Valve
Key “START”
position
Sitting in Seat
with Seat Belt
Buckled
7 B-4 To Start Relay Ground
Circuit
* Voltage will be 0.5 - 1.0 volt below battery
voltage.
Service/Run Switch - Service Position
Ref
Color Destination
Battery
Voltage
1 W/LTGN From
Service/Run
Switch
No Voltage
Anytime
2 O From Cab Fuse
Panel 5A
Electronic Ignition
Fuse
Key “ON”
position
3 LTBL/O To Fuel Solenoid Key “ON”
position
4 LTBL/O From EIC Board
Pin #5
Key “ON”
position
5 W/DKBL To Start Relay Key “START”
position
6 W/O From the
Seat/Seat Belt
Connector and
Connector at
Boom/Bucket
Control Valve
Sitting in Seat
with Seat Belt
Buckled
7 B-4 To Start Relay Ground
Circuit
106