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

ENGINE 3 - 33
TIMING GEAR Installation:
( 8 Cylinder)
1. Align keyway in crankshaft gear with key in crankshaft.
2. Install J-483 Crankshaft Gear Replacer driver screw into
end of crankshaft, place the correct width spacer on the
driver screw ahead of the press feed round nut.
TIMING GEAR Installation:
(6 Cylinder)
1. Install crankshaft gear with Pusher Tool J-483, as outlined
under "Timing Gear Installation, 8 Cylinder".
2. Place timing chain on camshaft gear and Install both, at
the same time engaging the. chain with the crankshaft
gear.
NOTE: If crankshaft has not been rotated during the
removal, it will not be necessary to check the timing. If
timing has been disturbed, refer to sections "Camshaft
Installing and Valve Timing".
Balance of Installation refer to "Timing Gear Cover
Installing".
ENGINE FRONT SUPPORT PLATE
REMOVAL:
FIGURE 39
3. Turn press feed nut with driver handle, a d d in g spacers
until gear is forced into position, Figure 39.
4. Remove Installer Tool J-483.
5. Install camshaft gear, meshing the punch marked tooth of
the crankshaft gear between the two punch marked teeth
of the camshaft gear, Figure 40, Install camshaft screws
and lock wire. Gear backlash should be .002" to .004".
CAUTION: Care must be exercised when Installing the
camshaft gear to avoid any blow or pressure that might
cause damage to the teeth and result in noisy gears. Any
small burrs or high spots should be dressed down with a
honing stone or 6 inch knife edge mill file.
6. Balance of Installation refer to "Timing Gear Cover
Installing".
Perform operations under "Timing Gear Removal" and
proceed as follows:
1. Place a wood block under oil pan and block up engine
while removing the self-locking nuts at front insulators.
2. Remove two countersunk bolts, five bolts and lock-washers
holding end plate to cylinder block and remove the end plate.
Installation:
Clean all traces of old front support gasket from front face
of cylinder block. Install a new or the original support plate
and a new gasket. ReInstall balance of parts in reverse order
of their removal.
NOTE: Check location of timing gear marks; adjust fan
belt, and refill cooling system. Engine front mountings
can be removed without removing the front engine support
plate by placing a block of wood between head of
jack and oil pan and after removing the self-locking nuts
and lock-washers from the mounting center bolts, and the
two bolts, nuts and lock-washers attaching the mounting
to the frame (each side), jack engine up sufficiently to
clear threads of center bolts and remove mounting.