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 152 of 855

TM 9-2350-277-20-1

ENGINE OVERHEATS (NEW VSFD CONFIGURATION) — Continued

0014 01

C2Y

1.

Stop engine. See TM 9-2350-277-10.

2.

Install jumper wire on wiring harness (P/N 12474786) engine

running switch plug (P3) between sockets (2) and (3).

3.

Start engine. See TM 9-2350-277-10.

4.

Engage variable speed fan drive manual override switch.

See TM 9-2350-277-10.

5.

Does fan rotate?

C2YN

1.

Replace variable speed fan drive

(WP 0249 01).

2.

Verify no faults found.

C3Y

1.

Replace engine running switch (WP 0321 01).

2.

Verify no faults found.

001401-7

Change 5