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 166 of 1205

TM 9-2320-387-24-l

FUEL SYSTEM

FUEL SOLENOID

OTHER INJECTlON

PUMP

KNOWN INFO

I

EVERYTHING

SO

FAR IS OK

POSSIBLE

PROBLEMS

INJECTlON

PUMP

ADVANCE

MECHANISM

2-106

DOES THE ENGINE SHUT OFF?

_

DIAGNOSTIC FLOWCHART

;T OPTlONS

TURN ROTARY SWITCH TO STOP.

REASON FOR QUESTlON

If everything

is ok, the engine will

shut off with the rotary switch in

the stop position.

TEST OPTlONS

IS THE INJECTION PUMP’S

ADVANCE MECHANISM

FUNCTIONING

PROPERLY?

I

PROCEDURE

AT RIGHT

REASON

FOR QUESTlON

This will let you know if the

pump’s advance mechanism

is ok.

DO YOU STILL HAVE A FUEL

SYSTEM PROBLEM?

CAME HERE FROM ANOTHER TEST,

RETURN TO THAT TEST NOW. OTHERWISE.

YOU’RE DONE.