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 975 of 1488

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

0485-3

DRAFT

0485

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NOTE

•

Support bracket holding discharge pipes must be removed with valve assembly to permit

clearance for discharge valve replacement.

•

Pipe and valve are replaced as an assembly.

4.

Remove two locknuts (5), U-bolt (6), and cradle (7) from bracket (8) and pipe (9).

Discard locknuts.

5.

With the aid of an assistant, support pipe (10) and remove two nuts (11), lockwashers (12), four washers (13),

and two screws (14) from bracket (8) and channel bracket (15).

Discard lockwashers.

6.

With the aid of an assistant, remove pipe (10) and bracket (8) from vehicle.

7.

Remove two locknuts (16), U-bolt (17), cradle (18), and pipe (10) from bracket (8).

Discard locknuts.

8.

Remove electric motor and drive assembly (19) from valve (20) (WP 0388).

9.

Remove tee (21) and nipple (22) from adapter (23).

10. Remove pipe (10) from adapter (23).

NOTE

Note position of adapters on valve prior to replacement to ensure proper installation.

11. Remove four screws (24) and adapter (23) from valve (20).

12. Remove four screws (25) and adapter (26) from valve (20).

13. Remove elbow (27) from fitting (28).

14. Remove fitting (28), elbow (3), and nipple (22) from tee (21).

END OF TASK

TFFT0049A