TM 9-2330-246-14
4-48. TELEPHONE WIRING, JUNCTION BOX, AND PLUG REPLACEMENT (M373A3,
M373A4 AND M373A5).
This Task Covers:
b.
Installation
a.
Removal
Initial Setup:
Materials/Parts:
Equipment Conditions:
External power disconnected from semitrailer.
q
Telephones removed (refer to applicable technical
Two locknuts
manual).
Personnel Required: Two
Tools/Test Equipment:
q General mechanic's tool kit
NOTE
M373A5 is illustrated. M373A3 and M373A4 are similar.
1.
Remove two screws (15) and plate (14) from cover (1 2).
Tag and disconnect wires from plug (16). Remove plug from plate (14).
2.
Remove two screws (13) and cover (12) from junction box (10).
3.
Remove nut (11) from inside junction box (10),
4.
Remove two screws (9) and junction box (10).
5.
Remove two screws (23) and plate (22) from cover (21).
6.
Tag and disconnect wires from plug (24). Remove plug from plate (22).
7.
Remove two screws (25) and cover (21) from junction box (18).
8.
Remove two nuts (19) from inside junction box (18),
9.
Pull wiring from rear plug (16) forward through conduit (17) and out of junction box (1 8).
10.
Remove two screws (20) and junction box (18).
11.
Remove two screws (7) and cover (6) from cover (4).
12.
Remove two screws (5) and cover (4) from junction box (1).
13.
Tag and disconnect wires inside junction box (l). Pull wiring from two plugs (16 and 24) forward through conduit
14.
(8) and out of junction box.
15.
Remove two nuts (2) from inside junction box (l).
Remove two screws (3) and junction box (1).
16.
17.
Remove two screws (27) and plate (28) from cover (29).
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