Accessory Drive.

(18) Operate the engine for approximately

(11) Install the washer (14, fig. 5-40), spring

one hour (uner load if possible) to thoroughly warm

13, washer (12), rocker arm (11), bracket (10),

u p the engine and seat the head gasket.

r o c k e r arm (8) bushing (9), spring (7), washer (6)

( 1 9 ) Shut down the engine and retighten the

a n d ring (5) on the rocker arm shaft (15). Install

c y l i n d e r head bolts (table 1-2). Check and readjust

the adjusting screw (4) and locknut (3).

the valve lash (TM 5-2410-233-20).

(12) Secure the rocker arm assembly

the

(20) Install the rocker arm cover (TM 5-

cylinder

head

using

the

washer

(2)

and

bolt

(1).

2410-233-20).

(13) Adjust the valve lash as instructed in TM

5-2410-233-20

and

tighten

the

adjusting

screw

5-28. Accessory Drive.

locknut (3).

a. Removal.

(14) Install the glow plugs and the fuel in-

(1) Remove the fuel transfer pump (para 5-

jection

lines

(para

5-10).

1 3 ) and fuel filter housing.

(15) Install exhaust manifold (para 5-18),

(2) R e m o v e t h e f u e l i n j e c t i o n p u m p h o u s i n g

muffler (para 5-16), air cleaner (para 5-15), and

and governor (para 5-11).

exhaust pipe and hood (para 5-2).

(3) Remove the accessory drive gear cover

( 1 6 ) Service the cooling system as instructed

located on the front of the timing gear cover (fig. 5-

in TM 5-2410-233-10.

42).

(17) Start the engine (TM 5-2410-233-10).

NOTE

Ensure

are

receiving

that the rocker arms

The

accessory

drive

shaft

can

removed

without

lubricating oil.

removing

the

timing

gear

cover.

5-57