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 TM 55-1905-223-24-18-1
Replace/Repair Control Module Assembly.
a. Removal, b. Repair, c. Replacement.
This task covers:
INITIAL SETUP
Equipment Condition
Tools
Shut down - TM 55-1905-223-10.
Tool kit, general mechanic's,
Electrical power turned OFF at power
panel, switch tagged "Out of Service
T o o l kit, electrician,
- Do Not Operate."
Materials/Parts
Control module assembly P/N OCA-1A
Incandescent lamp P/N 81007
Cartridge fuse P/N 50016
Warning tag, Item 1, Appendix C
REMOVAL (FIGURE 2-16)
a.
Open hinged cover (2) of control module assembly.
Tag and disconnect all wiring from five terminal boards (4) and lug E9 (3).
b.
Remove machine bolts (7), lock washers (6) and plain hexagon nuts (8)
c.
securing control module assembly to bracket on second stage vessel.
d.
Remove control module assembly.
REPAIR
a. Replace Incandescent Lamp.
(1) Unscrew lens cap (5) from incandescent lamp.
(2) Unscrew lamp and remove.
(3) Screw replacement lamp into socket.
(4) Replace lens cap (5).
b.
Replace Cartridge Fuse.
(1) Turn fuse holder cap (1) counterclockwise to release and remove cartridge
fuse.
Change 1 2-231
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