TM 5-3805-262-34
4-3. TRANSMISSION MAINTENANCE (CONT)
c. Transmission Turbine Driven Gears and Freewheel Unit (Cont).
CLEANING
Dry cleaning solvent P-D-680 used to clean parts is toxic and flammable.
Wear protective goggles and gloves and use only in a well ventilated
area. Avoid contact with skin, eyes and clothes and don't breathe
vapors. Do not use near open flame or excessive heat and don’t smoke
when using it. Failure to do so could cause serious injury. If you be-
come dizzy while using cleaning solvent, get fresh air and medical
attention
with large
with water
Compressed
only with
(goggles/shield, gloves, etc).
Failure to do so could cause serious
injury to eyes and possible blindness.
If you hurt your eyes or if a
foreign object is blown into your eyes, seek medical attention
immediately.
immediately.
If contact with skin or clothes is made, flush
amounts of water. If contact with eyes is made, wash eyes
and get medical aid immediately.
air used for cleaning purposes will not exceed 30 psi. Use
effective chip guarding and personal protective equipment
(1) Clean bearings (4, 14, and 15) by immersing in cleaning solvent P-D-680
and slowly moving up and down. Remove bearings from cleaning solvent and
strike larger side of cone against a block of wood to dislodge solidified
particles of lubricant. Immerse again in cleaning solvent and repeat
above until bearings are clean. Dry using compressed air. Direct air
stream across bearing to avoid spinning. Don’t spin bearings when drying;
rotate bearings slowly by hand to facilitate drying. After drying bear-
ings, lubricate using clean lubricating oil. Keep bearings in a clean
area.
(2)
Clean all gasket material from front cover (19) and transmission housing
using clean cloth moistened with cleaning solvent P-D-680.
(3) Clean remaining parts using cleaning solvent P-D-680. Dry using
compressed air.
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