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 342 of 1205

TM 9-2320-387-24-l

STARTER CIRCUIT

r

KNOWN INFO

NO VOLTAGE AT ROTARY

SWITCH

POSSIBLE

PROBLEMS

PCB

WIRING

KNOWN INFO

NO VOLTAGE AT ROTARY

SWITCH

WIRING TO ROTARY

SWITCH OK

POSSIBLE

PROBLEMS

PCB

WIRING

/IRING

OK

‘CB

,CiZY~

DIAGNOSTIC FLOWCH

DISCONNECT BATTERY

NEGATIVE CABLE. DISCONNECT

BODY CONNECTOR FROM PCB.

IS THERE CONTINUITY FROM

SOCKET G OF BODY

CONNECTOR HARNESS TO WIRE

11 A AT ROTARY SWITCH ?

-

1. STE/ICE-R

TEST 91

(Page 2-508)

2. MULTIMETER

REASON

FOR QUESTION

If this wire is open, no power can

get to the rotary switch.

REPAIR WIRE 11A

OR REPLACE

TEST OPTIONS

I

RECONNECT WIRE 11A AT ROTARY

SWITCH. DISCONNECT ENGINE

CONNECTOR OF PCB. RECONNECT

BATTERY

NEGATIVE CABLE. IS

THERE BATTERY VOLTAGE AT

SOCKET E OF CONNECTOR

HARNESS?

REPLACE PROTECTIVE CONTROL

BOX.

ART

1. STUICE-R

TEST 89

(Page 2-506)

2. MULTIMETER

REASON

FOR QUESTION

This wire provides power from

the batteries directly to the PCB.

If there is power here, then this

wire is OK and the PCB must be

bad.

2-286