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

OVERDRIVE 9 - 13
Installation OF ADAPTOR
PLATE, SOLENOID PAWL, SUN
GEAR CONTROL PLATE AND
BLOCKER, SOLENOID, SUN GEAR
SHIFT RAIL AND FORK
(Single Lever Type)
1. Position the adaptor p late and fasten the adaptor to the
transmission case and Install the solenoid pawl, sun gear
control plate and blocker assembly, Figure 21.
FIGURE 20
DISASSEMBLY - (Double Lever Type)
1. Compress the lockup rail spring, pressing it away from
the "C " washer (54) Figure 1 and remove the "C " washer.
2. Pull the shift rail shaft out of the shift fork and remove the
spring and plain washer.
NOTE: The retractor spring should have a free length of
2-3/4" and 1-21/32" under load of 12 lbs. The lockup rail
spring has a free length of 1-3/8" and 15/16" under load
of 8 lbs.
FIGURE 21
NOTE: Insert the pawl with the notched side up, be
sure that the blocker ring and pawl are properly positioned
before Installing the snap ring, Figure 22. With
pawl fully engaged in slot in stationary gear and one
end of the interlock plunger contacting the shift rail
REASSEMBLY OF OVERDRIVE
HOUSING
1. Install overdrive mainshaft rear bearing rear lock ring
(44) Figure 2, rear bearing (45), and rear bearing front
lock ring (44).
2. Install new oil seal (46) in overdrive case (37).
3. Before Installing shift shaft (22) in the overdrive housing,
coat the shift shaft oil seal counter-bore with white lead
and tap in a new oil seal (23). Dip the threaded end of the
shift shaft in liquid soap, and using care, push the shaft
through the new seal, turn the shaft so that the shifter lug
will be in an upright position.
FIGURE 22