TM 5-4310-452-14
4-56. JUNCTION BOX MAINTENANCE (Con’t).
b.
DISASSEMBLY
1.
Remove 5 nuts (14), electrical leads (27), and 6 electrical leads (45) from terminal block (13).
2.
Remove 2 bolts (12), self-locking nuts (15), and terminal block (13) from junction box (4). Discard self-locking nuts.
3.
Remove 6 nuts (49), lockwashers (48), and electrical leads (44) from 3 circuit breakers (9). Remove circuit breakers
from bracket (11). Discard lockwashers.
4.
Remove 2 screws (10), nuts (55), and bracket (11) from junction box (4).
5.
Remove screw (1 7), nut (16), and electrical lead (38) from resistor (18).
6.
Remove 2 nuts (19 and 22) and electrical leads (39) from diodes (21). Remove screw (20), nut (25), and diodes from
resistor (18), 7.
Remove 2 screws (26), nuts (24), mounting clips (23), resistor (18), and electrical leads (31) from
junction box (4).
8.
Remove 4 screws (51), nuts (50), and electrical leads (28 and 39) from 2 resistors (52).
9.
Remove 4 screws (56), nuts (54), mounting clips (53), and 2 resistors (52) from junction box (4).
10. Remove 2 capscrews (37) and self-locking nuts (46) from receptacle connector (36) and junction box (4). Discard
self-locking nuts.
11. Pull receptacle connector (36) out of junction box (4). Loosen 6 screws (35) and remove electrical leads (30) from
receptacle connector.
12. Remove 4 screws (33) and nuts (34) from receptacle connector (32) and junction box (4). Remove receptacle
connector and wiring harness (29).
13. Remove 4 capscrews (42), self-locking nuts (47), connector cover (41), receptacle connector (40) and wiring harness
(43) from junction box (4). Discard self-locking nuts.
c.
ASSEMBLY
1.
Position receptacle connector (40) and wiring harness (43) in place in junction box (4). Install connector cover (41), 4
capscrews (42), and new self-locking nuts (47).
2.
Position receptacle connector (32) and wiring harness (29) in place in junction box (4), Install 4 screws (33) and nuts
(34).
3.
Position receptacle connector (36) at connector opening. Install 6 electrical leads (30) and tighten 6 screws (35).
4.
Install receptacle connector (36), 2 capscrews (37), and new self-locking nuts (46) in junction box (4).
5.
Install 2 resistors (52), 4 mounting clips (53), nuts (54), and screws (56) in junction box (4).
6.
Install 4 electrical leads (28 and 39) on 2 resistors (52) with 4 screws (51) and nuts (50).
7.
Install resistor (18), electrical lead (31), and 2 mounting clips (23) in junction box (4) with 2 screws (26) and nuts (24).
8.
Install 2 diodes (21) on resistor (18) with screw (20) and nut (25). Install 2 electrical leads (39) and nuts (19) on
diodes, 9.
Install electrical lead (38) on resistor (18) with screw (17) and nut (16).
10. Install bracket (11) in junction box (4) with 2 screws (10) and nuts (55). Install 3 circuit breakers (9) in bracket (11).
11. Install 6 electrical leads (44), new lockwashers (48), and nuts (49) on circuit breakers (9).
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