TM 9-2330-235-14&P
4-13.
CHASSIS WIRING HARNESS REPLACEMENT (M390C).
This Task Covers:
a. Removal
b. Installation
Initial Setup:
Equipment Conditions:
Materials/Parts:
Trailer parked on level surface with handbrakes
Marker tags (Item 14, Appendix E)
applied (para 2-2).
Eleven lockwashers
Intervehicular cable disconnected from towing
vehicle (para 2-9).
Tools/Test Equipment:
General mechanic's tool kit
a.
REMOVAL
NOTE
Tag wires before disconnecting.
1.
Disconnect chassis wiring harness (10) from intervehicular cable (1).
2.
Disconnect chassis wiring harness (10) from lights (2).
3.
Remove 11 screws (9), lockwashers (8), flatwashers (7), and straps (6). Remove chassis wiring harness (10)
from frame. Discard lockwashers.
4.
Inspect three spring clips (5) for damage and corrosion. If spring clip is damaged or corrosion cannot be removed,
remove three screws (3), lockwashers (4), and spring clip. Discard lockwashers.
b.
INSTALLATION
1.
If removed, install spring clips (5) to frame with three new lockwashers (4) and screws (3).
2.
Position chassis wiring harness (10) on frame and install with 11 straps (6), flatwashers (7), new lockwashers (8),
and screws (9).
3.
Connect chassis wiring harness (10) to lights (2).
4.
Connect wiring harness (10) to intervehicular cable (1).
4-20
