PLANETARY GEARING, SHAFTS, AND THIRD CLUTCH REPAIR (CONT) -726030266

TM 9-2320-360-34-2

c. Cleaning/Inspection

WARNING

Dry cleaning solvent P-D-680 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.

The flash point is 100-138 F (38-69 C). If you become dizzy while using cleaning

solvent, get fresh air immediately and medical aid. If contact with eyes Is made,

wash your eyes with water and get medical aid immediately.

(1) Clean metal parts with dry cleaning solvent.

WARNING

Compressed air for cleaning purposes will not exceed 30 psi (207 kPa). Use only

with effective chip guarding and personal protective equipment (goggles/shield,

gloves, etc.).

(2) Dry metal parts with compressed air.

NOTE

All planetary gears in a carrier assembly are replaced as a set.

(3) Inspect parts for

damage.

Replace

damaged parts.

(4) Inspect friction clutch plates (internal

splined plates) for embedded metal

particles, severely pitted faces, loose

fittings, excessive wear, cracks, distortion,

and damaged spline teeth.

Replace

clutch plates if any other defects are

found.

(5) Inspect steel clutch plates (external-

tanged plates) for burrs, scoring,

embedded metal particles, severely pitted

faces, galling, excessive wear, cracks,

and distortion. Remove burrs and minor

surface defects using soft stone. Replace

clutch plates which have any other

defects.

(6) Measure individual clutch plate thickness

and cone. The amount of cone is the

distance between the inside diameter and

level surface.

(a) Steel clutch plate (color-coded red):

Minimum thickness 0.0933 in. (2.37

mm) Maximum cone 0.013 in. (0.33

mm)

(b) Steel clutch plate (color-coded

green): Minimum thickness 0.1161

in.

(2.949 mm) Maximum cone

0.013 in. (0.33 mm)

0.1347 in. (3.420 mm) Maximum

depth of oil grooves 0.008 in. (0.20

mm)

Change 3 22-89