h. Rotate pinion (12) and
The diameter of the driver must be
i. If preload is not within 5 to 45 in-lbs (5.76
larger than the diameter of the gasket
to 51.8 kgcm) for new bearings or 10 to 30
(24). Otherwise damage to the gasket
in-lbs (11.5 to 34.6 kgcm) for used
(24) could occur.
bearings, increase preload by installing
thinner bearing spacer (23). Decrease
c. Using a correct size driver, press gasket
preload by installing thicker spacer (23).
(24) into retainer (21) until flange of gasket
is against top of retainer (21).
j. Recheck bearing preload by performing
steps a thru i.
k. Remove capscrews (25) and pinion (12)
Wear eye protection. Do not hit steel
with retainer (21).
parts with a steel hammer. Part or
tools can break causing injury.
3. INSTALL GASKET (24).
d. If press is not available, use mallet and
driver to install gasket (24).
Insure gasket lips are clean and free
e. Using feeler gauge, check gap at several
of dirt or particles. Otherwise, leaks
points around gasket (24). Gap must be
could occur at gasket.
from 0.015 to 0.030 in. (0.38 to 0.76 mm).
Difference between largest and smallest
gap should not exceed 0.010 in.
An old three-lipped gasket (24) can be
installed if not worn or damaged.
4. ADJUST SHIM PACK THICKNESS.
On used gaskets, apply Lubriplate or
Use this procedure only if new bevel
green MILG-10924 to gasket lips.
gear (12) and pinion set are being
a. Apply lubricant MIL-L-2105 to outer
surface of gasket (24) and gasket bore in
a. Measure and record thickness of old shim
b. Place pinion (12) and retainer (21) in a
b. Check and record pinion core (PC)
press with gasket bore up.
variation number on old pinion being