TM-9-2320-387-24-2

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

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE, VOLUME 2

DECEMBER 1997

CHANGE 1

TM-9-2320-387-24-2 - Page 577 of 1555

TM 9-2320-387-24-2

I

1523.

ENGINE INJECTION PUMP TIMING

(Cont’d)

--1

b. Timing Adjustment

WARNING

Never adjust injection

pump timing with engine running

or injury

to personnel

and damage to equipment

may result.

Loosen three nuts (7) securing

injection

pump (6) to timing chain cover (5).

NOTE

Moving injection

pump 0.03 in. (0.8 mm) is equal to approximately

one degree of injection

pump timing.

Move injection

pump (6) clockwise to retard

timing; counterclockwise

to advance timing.

Tighten

three nuts (71 securing

injection

pump (61 to timing chain cover (5) and recheck timing

(task a.).

FOLLOW-ON

TASKS:

l

Install companion

seat and battery

box cover (para.

10-43).

l

Install engine access cover (para. 10-22).

l

Lower and secure hood (TM 9-2320-387-10).

15-45