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 262 of 855

TM 9-2350-277-20-1

RIGHT REAR UTILITY OUTLET/ADMITTANCE BUZZER WORKS

IMPROPERLY (M577A3 AND M1068A3 ONLY)

0042 00

INITIAL SETUP:

Maintenance Level

Unit

Tools and Special Tools

General Mechanic’s Tool Kit (WP 0926 00, Item 65)

Digital Multimeter (WP 0926 00, Item 30)

Jumper Wire

Personnel Required

Unit Mechanic

Helper (H)

Equipment Condition

Engine stopped (see your -10)

Carrier blocked (see your -10)

MASTER SWITCH turned to ON (see your -10)

T

1.

Does either the right rear utility outlet or the admittance buzzer

operate?

TN

GO TO

AY

(PAGE 0042 00-2)

Y

1.

Does the admittance buzzer operate correctly?

YN

GO TO

BY

(PAGE 0042 00-3)

2Y

1.

Remove circuit 37A plug (2) from utility outlet jack (1).

2.

Measure voltage between circuit 37A plug (1) and ground.

3.

Does multimeter read less than 17 volts?

2YN

1.

Turn MASTER SWITCH to OFF

(see your -10).

2.

Replace utility outlet receptacle

(WP 0378 00).

3.

Verify no faults found.

004200-1

Change 4