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 TM 5-4210-224-14&P
6-24. TRANSFER CASE ASSEMBLY REPAIR. (Continued)
WARNING
(9) Tip case on PTO and remove two interlock pins
(63) from inside of case.
Cleaning
solvent,
Federal
Specification P-D-680, is both toxic
d. Idler Gear Disassembly.
and flammable.
Keep off skin.
Use only in a well-ventilated area
(1) Remove idler gear shaft nut (64) and washer
and avoid prolonged breathing of
(65).
vapors.
Keep away from open
(2) Remove idler shaft rear cover (66) and gasket
flame.
(67).
.
(3) Remove idler gear shaft (68), bearing (69) and
cleaning solution (Appendix D, Item 44) and
spacer (70) using a soft hammer and
allow to remain long enough to loosen all
intermediate shaft remover.
accumulated lubricant. Bearings should be
sloshed up and down and turned slowly
(4) Roll idler gear (71) to front output shaft le and
ho
below surface of solution to remove as
remove from case.
much lubricant as possible.
Remove
bearings and blow out with compressed air,
(5)
Remove bearing (72), cups (73 and 74) and
being careful to direct air across bearing so
shims (75) as required from idler gear (71).
that bearings do not spin.
INSPECTION
b.
cleaning solution (Appendix D, Item 44) to
remove all accumulations.
Dry with
NOTE
compressed air.
Carefully inspect all bearings and
rollers for evidence of chipping,
c.
Case, Cover and Bearing Caps Transfer
.
cracks, or worn spots that would
case, cover and bearing caps must be
render bearing unfit for further
thoroughly cleaned in solution to remove all
service.
Bearings
are
accumulation of lubricant and dirt. Remove
nonadjustable and if worn or
all traces of gaskets from surface where
damaged, must be replaced with
used.
new parts.
d.
Synchronizer. The synchronizer can be
Inspect shaft splines and gears. If
installed in any direction as the sides are
any indication of failure, such as
identical. Synchronizer wear could occur on
chipped teeth or excessive wear is
engagement side, if wear is present, use
indicated, those parts should be
opposite
side
of
synchronizer
and
replaced with new parts.
reassemble.
6-56
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