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 689 of 1188

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

0102-5

DRAFT

0102

TFFT02575

Step 7.

Turn battery disconnect switch to OFF position (WP 0007).

Open pump operator’s

panel housing (WP 0325).

Disconnect cab water level gauge wire harness connector

from pump operator’s panel FOAM A LEVEL gauge.

Remove cab instrument panel A

(WP 0311).

Disconnect cab foam level gauge wire harness connector from cab FOAM

A LEVEL gauge.

With a test lead set, check for continuity across cab foam level gauge

wire harness from pump operator’s panel FOAM A LEVEL gauge connector, terminal 1

to cab FOAM A LEVEL gauge connector, terminal 1.

Note reading.

Repeat continuity

checks for terminals 2 to 2, 3 to 3, 4 to 4, 5 to 5, 6 to 6, and 7 to 7.

a.

If there is continuity across all terminals of cab foam level gauge wire

harness, replace cab FOAM A LEVEL gauge (WP 0316).

b.

If there is no continuity for any pair of terminals, replace cab foam level

gauge wire harness (WP 0439).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION