TM-5-4210-249-13-P-2
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 2 OF 4
TM-5-4210-249-13-P-2 - Page 59 of 1452
TM 5-4210-249-13&P-2
0127-23/(24 blank)
DRAFT
0127
END OF TASK
FOLLOW-ON MAINTENANCE
Remove wheel chocks (TM 9-2320-347-10)
END OF TASK
END OF WORK PACKAGE
TFFT04364
Step 42.
Install circuit breaker 9 (WP 0398). Remove crew cab access panel (WP 0499).
Remove pump house panel Q (WP 0540).
Disconnect main wire harness pump
operator’s panel wire harness connector DO1.
Turn battery disconnect switch to ON
position (WP 0007).
With a test lead set, check for 22 to 28 VDC between main wire
harness wire 2341(red) at main wire harness pump operator’s panel wire harness
connector DO1, terminal K and a known good ground.
If 22 to 28 VDC are present, repair wire 2341 in pump operator’s panel wire
harness if repairable (TM 9-2320-325-14&P), or replace pump operator’s
panel wire harness (WP 0459).
Step 43.
Turn battery disconnect switch to OFF position (WP 0007).
Remove skid plate grille
(WP 0550).
Disconnect main wire harness main 2 wire harness connector.
With a test
lead set, check for continuity across wire 2341 (red) from main wire harness main 2
connector, terminal E to main wire harness pump operator’s panel wire harness
connector DO1, terminal K.
a.
If there is continuity, repair wire 2341 in cab power distribution wire
harness if repairable (TM 9-2320-325-14&P), or replace cab power
distribution wire harness and block (WP 0441).
b.
If there is no continuity, repair wire 2341 in main wire harness if
repairable (TM 9-2320-325-14&P), or replace main wire
harness (WP 0455).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
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