1956 AMC Hudson Technical Service Manual Supplement

96 TECHNICAL SERVICE MANUAL
Align rings so they will be upward when governor
sleeve is installed in rear pump cover. Compress each ring
by hand and work into governor bore. Then rock governor
back and forth to engage drive key. Test to see that governor
turns when output shaft is turned.
Install new rear extension housing gasket on rear pump
with petrolatum, and install rear extension housing on case
with eight attaching screws and washers.
Install speedometer gear in rear extension housing.
Insert vent pipe into hole in top of rear pump and clamp
pipe to case.
If rear oil seal was removed, coat new seal with permatex
and drive into housing until seal bottoms. Tool J-4485
or J-5154A will facilitate installation of the seal.
NOTE: Felt portion of seal must be toward rear.
INSTALLATION OF FRONT PUMP AND OVERRUN
CLUTCH
Install front pump and overrun clutch plate assembly over
intermediate shaft. At the same time, align the intake pipe
holes in the front pump and case (Fig. 134).
FIGURE 135—Installing Front Pump
Locking Screw
INSTALLATION OF OIL COOLER ADAPTER, PRES-
SURE REGULATOR, AND FRONT UNIT COUPLING
Install seals on ends of oil cooler sleeves and insert sleeves
in case with seal end first. Place oil cooler adapter with
gasket on case over oil cooler sleeves; install two attaching
screws with copper washers and tighten securely.
With spring in place on pressure regulator valve, install
valve and spring into case. Install pressure regulator plug
assembly and tighten to five foot pounds torque (Fig. 136).
CAUTION: Do not over-torque as pressure
regulator may push pump away from case and
cause an internal oil leak.
FIGURE 134—Installing Front Pump and
Overrun Clutch
Install and tighten three front pump to case center screws;
then back them off one turn.
Install front pump locking screw through case into pump
and tighten securely (Fig. 135). Then tighten front pump to
case support attaching screws.
NOTE: Locking screw must be tightened up first to
draw pump tightly against case and eliminate the
possibility of excessive oil leaks between pump and
case.
FIGURE 136—Pressure Regulator Assembly