TM-9-2320-387-24-1

TRUCK, UTILITY: S250 SHELTER CARRIER, 4X4, M1113

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE, VOLUME 1

DECEMBER 1997

CHANGE 1

TM-9-2320-387-24-1 - Page 404 of 1205

TM 9-2320-387-24-l

INSTRUMENTS

CIRCUIT

DIAGNOSTIC

FLOWCHART

KNOWN INFO

POWER TO GAUGES

WITH ROTARY SWITCH

OFF

POSSIBLE

PROBLEMS

ROTARY SWITCH

WIRING

KNOWN INFO

WIRING OK

~

ROTARY SWITCH

TEST OPTIONS

DISCONNECT WIRE 11A AT THE

I

1. STEXE-R

TEST 89

ROTARY SWITCH. DO YOU HAVE

(Page 2-506)

0

VOLTAGE AT WIRE 29B?

2. MULTIMETER

I

I

J2

1

i

TEST OPTIONS

WITH THE ROTARY SWITCH IN

1.

STUICE-R

TEST 91

THE OFF POSITION, DO YOU

(Page 2-508)

HAVE CONTINUITY BETWEEN

2. MULTIMETER

THE RUN AND START

TERMINALS ON THE ROTARY

SWITCH?

REASON

FOR QUESTION

Continuity

with the switch off

indicates a shorted switch.

NO FAULTS.