TM-9-2350-261-20-1

CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL - VOLUME 1 OF 4

TM-9-2350-261-20-1 - Page 147 of 346

TM 9-2350-261-20-1

ENGINE CRANKS BUT WILL NOT START BELOW 40 (AIR BOX HEATER

IS USED) — Continued

0012 00

B3Y

1.

Measure voltage between power lead terminals 1 (+) and 2 (-)

on air pump (3) with air box heater switch depressed.

2.

Turn MASTER SWITCH to OFF (see your -10).

3.

Did multimeter read less than 17 volts?

B3YN

1.

Install air pump to air box

heater hose onto air box heater

(WP 0177 00).

2.

Replace air pump (WP 0177 00).

3.

Verify no faults found.

B4Y

1.

Install air pump to air box heater hose onto air box heater

(WP 0177 00).

B4YN

GO TO

DY

(PAGE 0012 00-9)

001200-6