DRAIN HOSE ASSEMBLY MAINTENANCE.

TM 5-5430-226-12

4-18. DRAIN HOSE ASSEMBLY MAINTENANCE.

This task consists of:

a. Removal

b. Installation

INITIAL SET-UP:

Tools required:

Tool Kit, General Mechanics, Automotive (Appendix B, Sec. III, item 1)

Materials/Parts required:

Tape, Anti-seize (Item 3, Appendix D)

Equipment Condition:

Water tank empty.

a. Removal.

(1) Unscrew hose assembly (2) from drain fitting (1) using adjustable wrench.

(2) Install plug (4) in drain fitting (1).

(3) Unscrew drain valve (3) from hose assembly (2). See also step (4).

(4) On tanks manufactured by Amfuel Company, open locking arms on quick-disconnect coupling (5) and

separate ball valve (3.1) from hose assembly (2.1).

b. Installation.

(1) Remove plug (4) from drain fitting (1).

(2) Apply anti-seize tape to hose assembly (2) threaded fittings. Wind tape clockwise onto threads.

(3) Screw hose assembly (2) into drain fitting (1).

(4) Screw hose assembly (2) into drain valve (3). See also step (5)

(5) On tanks manufactured by Amfuel Company, open locking arms on quick-disconnect coupling (5) and push

onto coupling half attached to hose assembly (2.1). Close locking arms to complete connection.

(6) Close drain valve (3 or 3.1).

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