ARMY TM 9-6115-464-34
AIR FORCE TO 35C2-3-445-2
NAVY NAVFAC P-8-624-34
Figure 3-42. Flywheel and Flywheel Housing, Exploded View
b. Cleaning, Inspection. and Repair.
Solvent, Dry Cleaning PD680, Type II is flammable and moderately toxic to skin,
eyes and respiratory tract. Eye and skin protection required. Good general ventilation
is normally adequate.
Failure to observe this warning could result in servere personal
injury or death.
(1) Clean all parts in dry cleaning solvent (Federal Specification P-D-680) and dry thoroughly. Remove
caked grease deposits with a stiff bristle brush.
(2) Inspect flywheel for cracks, nicks, and burrs. Remove minor nicks and burrs with crocus cloth.
Rinse flywheel in dry cleaning fluid after dressing with crocus cloth. Crocus cloth
contains ferrous oxide which will accelerate rusting of cast iron parts.
(3) Inspect ring gear for cracks, chipped or broken teeth and other damage. If ring gear is badly
damaged, replace as follows:
(a) Heat flywheel and ring gear in an oven at 450°F (232.2 °C) for two hours.