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 TM 5-4930-233-14
TM 4930-14/1
WINTERIZATION ASSEMBLY
5-21. CONTROL BOX- REPAIR
This task covers:
a.
Disassembly
b.
Repair
c.
Assembly
INITIAL SET-UP:
Equipment Condition
Tools
Control Box Removed
General Mechanics Tool Box
(para. 4-40)
(Section III, Item 1, App B)
(Section III, Item 4, App B)
a.
Disassembly
(1)
Remove two screws (1) and case assembly (2).
(2)
Remove two nuts (3), two screws (4) and two nuts (5) from case.
(3)
Tag and disconnect all electrical leads and jumpers.
(4)
Remove two nuts (6), two lockwashers (7) and two switches (8).
(5)
Remove lens assembly (9), bulb (10), nut (11), washer (12), lamp assembly (13) and switch panel (14).
(6)
Remove four screws (15) and receptacle assembly (16).
(7)
Remove two screws (17) and bracket (18).
(8)
Remove two screws (19), two washers (20) and circuit breaker (21).
(9)
Remove grommet (22) from panel (23).
b.
Repair
(1)
Test circuit breaker for continuity. If no continuity is present, replace.
(2)
Inspect all wiring for cuts, deterioration or damage. Replace if defective.
(3)
Check switches for correct operation. Replace if damaged or if contact is not positive during switch actions.
(4)
Replace case if damaged.
(5)
Replace switch panel if illegible.
5-120
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