TM-5-4210-249-13-P-2

TACTICAL FIRE FIGHTING TRUCK (TFF) MODEL M1142

TECHNICAL MANUAL; OPERATOR’S AND FIELD LEVEL MAINTENANCE MANUAL WITH REPAIR PARTS AND SPECIAL TOOLS LIST (INCLUDING DEPOT REPAIR PARTS AND SPECIAL TOOLS); PART 2 OF 4

TM-5-4210-249-13-P-2 - Page 1367 of 1452

TM 5-4210-249-13&P-2

0279-1

DRAFT

0279

FIELD LEVEL MAINTENANCE

WATER TANK DRAIN VALVE REPLACEMENT

INITIAL SETUP:

REMOVAL

CAUTION

Air lines may be removed directly from elbows and fittings, or may remain attached

to elbows and fittings and removed as an assembly.

If air lines are removed from

elbows and fittings, care must be taken not to damage air line.

If sealing surface of

air line is damaged air line must be repaired or replaced.

NOTE

•

Tag and mark air lines prior to removal to ensure proper installation.

•

Valve shown has air lines and elbows replaced as an assembly.

1.

Remove two air lines (1) and (2) and elbows (3) and (4) from water tank drain valve (5).

2.

Remove coupling (6) from water tank drain valve (5) (WP 0483).

3.

Remove two nuts (7), lockwashers (8), four washers (9), two screws (10), bracket (11), and water tank drain

valve (5) from bracket (12).

Discard lockwashers.

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TFFT00151

Tools and Special Tools

Tool Kit, General Mechanic’s: Automotive

(WP 0622, Item 27)

Materials/Parts

Compound, Sealing, Pipe Thread

(WP 0625, Item 21)

Tags, Identification (WP 0625, Item 51)

Lockwasher (8)

References

WP 0483

WP 0615, Fig. 46

Equipment Conditions

Engine OFF (TM 9-2320-347-10)

Wheels chocked (TM 9-2320-347-10)

Air system drained (TM 9-2320-325-14&P)

Water system drained (WP 0041)