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 311 of 346

TM 9-2350-261-20-1

ENGINE OIL LOW PRESSURE INDICATOR MALFUNCTIONS — Continued

0051 00

B3Y

1.

Remove front main harness 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?

B3YN

1.

Replace ENGINE OIL LOW

PRESSURE indicator assembly

(WP 0251 00).

2.

Verify no faults found.

B4Y

1.

Remove instrument panel for access (WP 0238 00).

2.

Remove front main harness circuit 27F plug (1) from instrument

panel cable assembly circuit 27F jack (2).

3.

Measure resistance between front main harness circuit 27J

plug and circuit 27F plug (1).

4.

Does multimeter read 0 ohms?

B4YN

1.

Repair front main harness circuit

27F/27J (WP 0312 00).

2.

Verify no faults found.

B5Y

1.

Repair instrument panel cable assembly circuit 27F (WP 0314 00).

2.

Verify no faults found.

005100-4