1956 AMC Hudson Technical Service Manual Supplement

HYDRA-MATIC TRANSMISSION 95
Install thrust washer on reverse internal gear.
Install gasket on rear pump and retain with petrolatum.
Install the rear pump assembly on transmission case. Install
locating screw and attaching screw (Fig. 130).
CHECKING MAIN SHAFT END PLAY
Remove collar from special tool J-6127 and install on main
shaft securing collar with Truarc snap ring (Fig. 132).
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FIGURE 132—Main Shaft End Play Tool J-6127
l. Attaching Screw 2. Locating Screw
FIGURE 130—Rear Pump Attaching Screws
Remove case support tool J-6135 from intermediate shaft.
Place rear bearing over output shaft and into pump cover.
Use tool J-2995 to complete installation of the bearing.
Install rear bearing to pump cover and output shaft to
bearing snap rings (Fig. 131).
Attach fixture to collar of tool by threading collar into
fixture. Install dial indicator support tool J-6126 and dial
indicator (Fig. 133).
1. Tool J-2995
FIGURE 131—Installing Rear Bearing
FIGURE 133—Checking Main Shaft End Play
Move main shaft back and forth to check end play of
main shaft. Be sure to get free main shaft end play. Forcing
main shaft will give inaccurate reading.
The actual main shaft end play should be .004".018". If
outside these limits, it will be necessary to remove and
disassemble the clutch unit so that the correct selective
thrust washer can be installed between the rear unit planet
carrier and the reverse drive flange. Remove end play
checking tool.