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TM 5-4210-233-14&P-1
4-19. WATER TANK LEVEL GAUGE - Continued
c.
Cleaning and Inspection.
(1) Clean lens (6).
(2) Inspect lens for cracks. If cracked, replace lens.
(3) Inspect wiring for fraying or cracked insulation. If wiring is damaged, contact Direct Support
Maintenance.
(4) Inspect bulb sockets, bulb contacts, and wiring for corrosion. Clean corrosion with emery cloth (Item
25, Appendix E). If corrosion cannot be cleaned, replace parts as required.
d.
Assembly.
(1) Install circuit board (12) in housing (13) with four screws (10) and spacers (11).
(2) Install plug (1) in housing (13) with four screws (14).
(3) Install bulbs (9) in circuit board (12).
(4) Install lens (6) and gasket (7) on plate (8). Secure in place with two screws (5).
e.
Installation.
(1) Position gauge in gauge panel.
(2) Secure gauge with clamp (4), washer (3) and locknut (2).
(3) Connect wiring harness to plug (1) on rear of gauge.
f.
Follow-on Maintenance.
(1) Install gauge panel (see para 4-18).
(2) Connect batteries (see para 4-114).
(3) Fill water tank and check operation of gauge with battery switch on.
4-174
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