CRANE - ELECTRICAL HARNESS
This task covers:
Tool Kit, General Mechanic's, Automotive (GMTK)
Vehicle switched off and battery shutoff switch in the off position
Harnesses supply electrical power to the electrical components in the crane system. Each
harness has one or more of the following types of connectors:
Military plug and socket; (harness to harness, harness to junction box, harness to
interface cabinet, harness to emergency stop, harness to proximity switch).
Spade Connection/plug; (Harness to solenoid valve).
Ground cable; (Harness to ground, Junction box to ground, interface cabinet to ground).
The harnesses are routed between the electrical components along the frame of the crane
system sub-assemblies. The harnesses are secured along their routes with clips and ties.
This procedure can be applied to any harness.
Note the position and location of the harness connection being removed.
To remove the mil plug connections see unit maintenance procedure 5-140.
To remove the spade connections see unit maintenance procedure 5-141.
Remove the nuts and bolts to release the ground cable connections where applicable.
Note the positions of and remove all clips and ties securing the harness to the frame of the
Remove the harness.
Check the harness for damage due to chaffing or crushing.
Check the plugs for damage to the pins, sockets or spade connectors.
Carry out a continuity check on each cable in the harness. See unit maintenance