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 716 of 855

TM 9-2350-277-20-1

MSD/ICE TEST 32 AIR BOX PRESSURE DIAGNOSTIC

TROUBLESHOOTING — Continued

0147 00

CY

1.

Remove plug W1 P2 (1) from MSD/ICE distribution

box jack J2 (2).

2.

Measure resistance between MSD/ICE distribution box jack J2

(2), pins y (3) and z (4). MSD should read 0 ohms.

3.

Does MSD indicate a fault?

CYN

1.

Faulty W1 cable. Beyond unit

maintenance repair.

2.

Notify supervisor.

C2Y

1.

Remove harness 12354593 P1 (1) from MSD/ICE

distribution box jack J1 (2).

2.

Measure resistance between 12354593 P1 (1), pins V (3)

and c (4). MSD should read 0 ohms.

3.

Does MSD indicate a fault?

C2YN

1.

Replace MSD/ICE distribution

box (WP 0874 00, WP 0875 00,

or WP 0877 00).

2.

Verify no faults found.

014700-7

Change 5