ARMY TM 9-2805-259-14
AIR FORCE TO 38G2-89-54
NAVY NAVFAC P-8-615-14E
Section Ill. DIRECT SUPPORT MAINTENANCE PROCEDURE.
Page
Paragraph
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-4
Flywheel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-4
Fan Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-6
Oil Pump Gears, Spacer, and Oil Pump Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-8
Oil FilIer Tube and Gage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-10
Starter Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-12
Carburetor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-14
Timing Gear Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-16
Timing Gear Cover Oil Seal.... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-18
Oil Pan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-20
Check Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-22
Cylinder Head Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-24
Rockers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-30
lntake and Exhaust VaIves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-34
Valve Tappets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-36
Rear Oil Seal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...5-38
5-6. General. This section contains direct support maintenance procedures as
authorized by
the MAC in
Appendix B of this manual. Table 5-2 located at
the end of
this section contains a
list of
engine components and
their wear limits. Any item that does not meet the specified measurements must be replaced. Refer to Appendix
E for torque valves. All
maintenance procedures require only one person to
perform. It
maybe necessary to
remove the engine from the end item to perform some direct support Ievel maintenance procedures. Refer to the
end item manual for procedures to remove the engine.
b. Installation
This task covers:
a. Removal
INITIAL SETUP
Materials/Parts
Tools
Kit, Puller (NSN 5120-00-423-1526)
Wrench, Torque (NSN 5120-00-640-6364)
a. Removal. (figure 5-1).
(1) Remove assembled bolt and washer (1) securing flywheel (2).
(2) Using puller, remove flywheel (2) and key (3).