ARMY TM 9-2815-255-24
AIR FORCE TO 38G1-95-2
MARINE CORPS TM 2815-24/4
Seal case has dry sealant, do not add sealant.
Support back side of timing gear cover with wood blocks.
Using a seal installer, install oil seal (5) to bottom of bore with spring loaded lip facing inward while supporting
seal bore area from back side of cover.
Make sure gasket surfaces on cover (6) and front plate are clean.
Apply a light coating of sealing compound (FORMAGASKET2) to cylinder block side of a new gasket (7).
Position gasket (7) on timing gear cover (6) and trim bottom of gasket (7).
Put light coating of engine lubricating oil (MIL-L-2104) on oil seal (5) lips.
Do not invert crankshaft front oil seal main (inner) lip. Make sure that this seal lip faces inward
towards crankcase to prevent oil leakage. Dust lip (outer) faces installer away from crankcase.
Install timing gear cover (6) on engine.
Rotating cover back and forth slightly to engage seal (8) lip as cover is pushed into position, secure U timing
gear cover (6) with two nuts (4), fourteen washers (3), two capscrews (2), and ten capscrews (1). Tighten
fasteners to 35 ft-lbs (47 Nm).
Install oil pressure regulating valve, refer to paragraph 3-17.3.
Make and install gasket between timing gear cover and oil pan.
Install crankshaft pulley, refer to paragraph 3-38.3.
Install oil filler assembly, refer to paragraph 3-18.3.
Install battery charging alternator and alternator mounting bracket, refer to paragraph 3-11.6.
Install water pump, refer to paragraph 3-10.4.
Install fan and fan drive belts, refer to end item maintenance manual.
Service lubrication system, refer to end item maintenance manual.
Section XII. CAMSHAFT ASSEMBLY MAINTENANCE
Measuring valve lift can give an indication of wear on cam lobes or cam followers.
Measure valve lift, refer to paragraph 3-32.2.
Remove rocker arm assembly and pushrods, refer to paragraph 3-33.1.
Remove timing gear cover, refer to paragraph 3-39.1.
Measure camshaft end play, refer to paragraph 3-40.2.
When removing camshaft (3, FIGURE 3-108) with engine on rollover stand, roll engine to a horizontal position
with oil pan side up.
Change 3 3-157