TM-5-4210-249-13-P-4

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 4 OF 4

FEBRUARY 2009

TM-5-4210-249-13-P-4 - Page 124 of 1012

TM 5-4210-249-13&P-4

0581-2

DRAFT

0581

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NOTE

Pushing throat assembly forward through nozzle body, removes throat assembly from

nozzle body.

2.

Remove throat (3) from nozzle body (4).

3.

Remove and discard preformed packing (5) from nozzle body (4).

NOTE

Number of spacers may vary.

Note position of spacers prior to replacement to ensure

proper installation.

4.

Remove screw (6), baffle head (7), and spacer (8) from throat (3).

5.

Remove and discard preformed packing (9) from front plunger (10).

6.

Remove extension blade (2) and front plunger (10) from throat (3).

NOTE

Note position of set screws in holes of throat prior to replacement to ensure proper

installation.

7.

Remove four set screws (11) from throat (3).

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Springs, retaining rings, and snap rings are under extreme spring tension and can

act as projectiles when being removed.

Ensure all personnel wear protective

goggles.

Failure to comply could result in serious injury to personnel.

8.

Remove three screws (12), retaining ring (13), and turbine (14) from nozzle body (4).

Discard retaining ring.

END OF TASK

WARNING

ICON 26