1948-1952 Shop Service Manual - - Hudson-Essex-Terraplane Club

ENGINE 3 - 31
TIMING GEAR COVER OIL SEAL
REPLACEMENT
The timing gear cover has as oil seal which fits closely
over the vibration dampener spacer to prevent oil leaking
out of the front end. The oil seal is a tight press fit in the
cover and can be removed with J-2776 Timing C over Oil
Seal Remover and Installer Set, Figure 36, b y placing the
collar so that slot in collar engages depression in cover,
supporting the cover when driving out the seal with the
straight side of the driver.
FIGURE 35
NOTE: The tool head is reversible on the handle. The
side with the tapered pilot is used for Installing and the
large size for removing .
Installation:
NOTE: Before Installing the dampener lock screw, see
that the inner hub protrudes through the dampener body.
1. Align the dampener hub keyway with key on crankshaft.
2. Using J-483 Vibration Dampener. Replacer, place the
correct spacer on the large threaded portion of the tool
ahead of the tool pressfeed nut. Turn threaded end of tool
into end of crankshaft and then turn pressfeed nut with
driver handle. Th e spacers are various widths; add on as
required until dampener is forced into position.
3. Remove Installer Tool and Install lock plate and lock nut.
NOTE: After tightening the lock nut to 100-120 lbs, carefully
inspect for clearance between the locking washer and
the outer body of dampener, Figure 35 (necessary for
proper operation of the vibration dampener).
TIMING GEARS
(6 & 8 Cylinder)
TIMING GEAR COVER REMOVAL:
1. Drain cooling system.
2. Disconnect hoses and remove radiator (2 bolts each side
of radiator cradle).
3. Remove fan blade, pulley and fan belt.
4. Remove dampener screw, lock, and dampener. (Use
Puller J-676C to remove dampener, Figure 34.
5. Remove timing gear cover and gasket.
FIGURE 36