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CAB SPOTLIGHTS -706880448
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TM-5-4210-233-14-P-1 Firfighting Truck 100 Ft. Aerial Ladder 1000 GPM Manual
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Follow-on Maintenance -706880450
TM 5-4210-233-14&P-1
4-84. CAB SPOTLIGHTS-Continued
(4)
Remove screw (6) and wedge (7). Pull handle assembly (8) free of shaft assembly (21).
(5)
Loosen set screw (9) and remove collar (10).
(6)
Loosen screw (14) and pull shaft assembly out of clamp (12). Be sure to retain bushing (13).
(7)
Remove two screws (15) and remove switch cap (16) from handle assembly (8).
(8)
Remove screw (17) and toggle assembly (18) from handle assembly (8).
(9)
Remove screw (19) and switch (20) from handle assembly (8).
(10)
Remove plug (22), screw (23), and shell assembly (24) from shaft assembly (21).
b. Cleaning and Inspection.
(1)
Clean bulb (3) and shell assembly (24).
(2)
Inspect wiring for fraying or cracked insulation. If wiring is damaged, contact Direct Support
Maintenance.
(3)
Inspect bulb socket in shell assembly, bulb contacts, and wiring for corrosion. Clean corrosion with
emery cloth (item 25, Appendix E). If corrosion cannot be removed, replace shell assembly (24),
wiring (5), and bulb (3) as required.
(4)
Inspect all remaining parts for wear and corrosion. Clean corrosion with emery cloth (Item 24,
Appendix E). If corrosion cannot be removed replace part(s) as required.
(5)
Inspect internal gear in handle assembly (8) and external gear on shaft assembly (21) for
excessive wear or damaged teeth. Replace complete handle assembly and shaft assembly if
damaged.
(6)
Check continuity of switch (20). Replace if defective.
c.
Assembly.
(1)
Lubricate internal gear in handle assembly (8) using Silicone Grease (Item 11, Appendix E).
(2)
Install switch (20) with screw (19).
(3)
Install toggle assembly (18) with screw (17).
(4)
Be sure gear is properly located in handle assembly (8)and install switch cap (16). Secure cap to
handle assembly with two screws (15).
(5)
Be sure bushing (13) is placed on shaft assembly (21) and push shaft assembly through clamp (12)
until bushing is seated and shaft assembly stop butts against clamp. Tighten screws (14). Install
sleeve (10) and tighten set screw (9).
(6)
While holding shaft assembly (21) and pushing handle assembly (8) onto shaft, rotate handle until
internal gear in handle and external gear on shaft slip together.
4-320

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