TM-9-2350-277-20-1

CARRIER M113A3, M577A3, M1059A3, M1064A3, M1068A3 AND M58

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL VOLUME 1 OF 6

TM-9-2350-277-20-1 - Page 314 of 855

TM 9-2350-277-20-1

ENGINE OIL LOW PRESSURE INDICATOR MALFUNCTIONS—Continued

0055 00

A3Y

1.

Replace ENGINE OIL LOW PRESSURE indicator light

assembly (WP 0320 00).

2.

Verify no faults found.

BY

1.

Remove ENGINE OIL LOW PRESSURE indicator cover lens

(1), gasket (2), bulb (3), and gasket (4) from indicator assembly

(5).

2.

Measure voltage between indicator assembly (5) center contact

and ground.

3.

Does multimeter read less than 17 volts?

YES

NO

GO TO

CY

(PAGE 0055 00-5)

B2Y

1.

Remove harness 12349881 circuit 27J/34 plug (1) from ENGINE

OIL LOW PRESSURE indicator assembly jack (2).

2.

Measure voltage between circuit 27J plug pin and ground.

3.

Does multimeter read less than 17 volts?

YES

NO

B2YN

1.

Replace ENGINE OIL LOW

PRESSURE indicator assembly

(WP 0320 00).

2.

Verify no faults found.

0055 00-3