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 1399 of 1452

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

0292-1

DRAFT

0292

FIELD LEVEL MAINTENANCE

FOAM SYSTEM MULTI-METERING VALVE (AUTOMATIC) 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.

1.

Remove six air lines (1) from elbows (2).

2.

Remove two couplings (3) and (4) from multi-metering valve (5) and two tees (6) and (7) (WP 0483).

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TFFT00157

Tools and Special Tools

Tool Kit, General Mechanic’s: Automotive

(WP 0622, Item 27)

Materials/Parts

Tags, Identification (WP 0625, Item 51)

Compound, Sealing, Pipe Thread

(WP 0625, Item 21)

Lockwasher (2)

Lockwasher (2)

References

WP 0483

WP 0615, Fig. 49

Equipment Conditions

Air system drained (TM 9-2320-347-10)

Pump house panel B removed (WP 0540)

Water system drained (WP 0041)

Foam system drained (WP 0041)

Pump house heater diagnostics module

removed (WP 0415)