TM 9-2330-246-14
4-22. 110-VOLT BLACKOUT OVERRIDE SWITCH AND JUNCTION BOX REPLACEMENT
(M373A3, M373A4, AND M373A5).
This Task Covers:
a.
Removal
b.
Installation
Initial Setup:
Equipment Conditions:
Materials/Parts:
110-volt power disconnected from semitrailer.
Marker tags (Item 24, Appendix E)
q
Tools/Test Equipment:
q General mechanic's tool kit
a.
REMOVAL
1.
Remove two screws (6), wall plate (5), and switch (4) with guard (7) from junction box (1).
2.
Remove nut (8). Remove switch (4) and guard (7) from wall plate (5).
Tag and disconnect wires from switch (4).
3.
4.
Remove nut (3) from connector (2).
Remove four screws (9) and junction box (1).
5.
INSTALLATION
b.
1.
Install junction box (1) using four screws (9).
2.
Install nut (3) on connector (2).
TA700168
4-35
