TM-5-4210-249-13-P-1

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 1 OF 4

TM-5-4210-249-13-P-1 - Page 907 of 1188

TM 5-4210-249-13&P-1

0113-3

DRAFT

0113

NOTE

Valve operations must be checked by observing rotation of 7/16 in. hex at end of valve

drive assembly worm gearshaft for Step 4.

Step 4.

While an assistant pushes pump operator’s panel PASSENGER SIDE AUX. INLET

valve control OPEN and CLOSE buttons (WP 0004), check if passenger side auxiliary

inlet valve worm gearshaft moves excessively after valve is fully opened or closed.

If passenger side auxiliary inlet valve worm gearshaft moves excessively

after valve is fully opened or closed, remove and re-install passenger side

auxiliary inlet valve motor (WP 0388), ensuring all mounting hardware is

secure.

Step 5.

Remove passenger side auxiliary inlet valve (WP 0294) and inspect it for damage and

contamination.

a.

If passenger side auxiliary inlet valve is free from damage and

contamination, reinstall valve (WP 0294) and go to Step 6.

b.

If passenger side auxiliary inlet valve is damaged and/or contaminated,

repair (WP 0387) or replace passenger side auxiliary inlet valve

(WP 0294).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION