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 280 of 855

TM 9-2350-277-20-1

MASTER SWITCH ON INDICATOR DOESN’T LIGHT

0048 00

INITIAL SETUP:

Maintenance Level

Unit

Tools and Special Tools

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

Multimeter (WP 0926 00, Item 30)

Personnel Required

Unit Mechanic 63T10

Helper (H)

References

See your -10

Equipment Condition

Engine stopped (see your -10)

Carrier blocked (see your -10)

T

1.

Remove MASTER SWITCH ON indicator cover lens (1) gasket

(2), bulb (3), and gasket (4).

2.

Check continuity between bulb center contact and bulb base.

3.

Read multimeter. Is there continuity?

YES

NO

TN

1.

Replace master switch bulb

(WP 0286 00).

2.

Verify no faults found.

Y

1.

Turn MASTER SWITCH to ON.

2.

Is BATTERY/GENERATOR indicator in the green zone?

YES

NO

GO TO

BY

(PAGE 0048 00-3)

0048 00-1