Section X. LUBRICATING OIL PAN AND PUMP

TM 10-3930-621-34

(3) Aline and attach engine support (16). Check

condition of engine mounts (17) and replace if

(5) Press on crankshaft drive pulley (14, fig. 3-3).

necessary.

Secure pulley with nut (16) and washer (15).

(4) When engine has been secured on the front

(6) Install hydraulic pump assembly with

support, remove hoist.

mounting plate (para 10-42).

Section X. LUBRICATING OIL PAN AND PUMP

3-40. Lubricating Oil Pan

Gasket

Machine bolt

Gasket

Copper washer

End gasket

Gasket

Oil pan

Magnetic plug

Lock washer

Figure 3-12. Lubricating oil pan, exploded view.

b. Removal.

plastic mallet will do the job. Prying may damage

(1) Remove engine from truck (para 2-5).

the flange and probably cause leaks around the

(2) Drain oil pan by removing drain plug (9, fig.

gasket.

3-12).

(5) Discard damaged gaskets.

(3) Remove bolts (6) from the oil pan flange.

c. Inspection and Cleaning.

(4) Remove oil pan from block.

(1) Clean all parts with cleaning compond,

Caution: Do not use screw driver or other

solvent (Spec.

P-S-661).

Dry

thoroughly with

prying tool to loosen oil pan from block. If normal

compressed air.

pressure does not loosen pan, several sharp raps

(2) Inspect for dents, cracks, tears, nicks in

with a rawhide or

3-17