TM-5-4210-249-13-P-3

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 3 OF 4

FEBRUARY 2009

TM-5-4210-249-13-P-3 - Page 385 of 1488

TM 5-4210-249-13&P-3

0387-1

DRAFT

0387

FIELD LEVEL MAINTENANCE

ELECTRONICALLY-OPERATED BALL VALVE SEATS AND PREFORMED PACKING REPLACEMENT

INITIAL SETUP:

REMOVAL

NOTE

Perform task with electrically-operated ball valve on clean work surface.

1.

Remove two seals (1) and (2) from valve body (3).

Discard seals

2.

Remove trunnion (4), preformed packing (5), and valve ball (6) from valve body (3).

Discard preformed

packing.

END OF TASK

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TFFT01533

Tools and Special Tools

Tool Kit, General Mechanic’s: Automotive

(WP 0622, Item 27)

Materials/Parts

Silicone Compound, Lubricant

(WP 0625, Item 49)

Seal (2)

Preformed Packing (1)

References

WP 0615, Fig. 50

Equipment Conditions

Electrically-operated valve removed (WP 0388)