Cadillac 60 Series 1963 Shop Manual page 119

6-26
HYDRA-MATIC TRANSMISSION
Front Unit Coupling
Valve Retainers J-6122-01
Front Unit
Coupling Cover
Remover J-6121
Coupling Cover
Mark with Dye
Disassembly
Oil Ring
Fig. 6-40 Removing Coupling Cover
6. Remove two exhaust valves and springs from
coupling cover.
7. Remove front unit driven torus member,
steel and bronze thrust washers and one oil seal
ring from torus shaft. Remove one interlocking
oil seal ring from hub of driven torus member.
8. Remove driving torus member from Rear
Bronze Thrust Washer
Driving Torus Assembly
Unit Holding Fixture.
9. Remove two oil seal rings from front unit
coupling cover hub.
Inspection
1. Inspect all parts in front unit, making sure
that they are free from burrs and scratches. If
coupling cover is burred by removal from driving
torus member, remove burrs with crocus cloth.
Inspect driven torus shaft for signs of galling or
nicks.
2. Check bushing in front end of driven torus
shaft for excessive wear. See Note 20 for bushing
replacement procedure.
3. Check bushing in coupling cover neck for
excessive wear. See Note 20 for replacement
procedure.
Assembly
1. Place driving torus member in Clutch Unit
Holding Fixture, J-6116.
2. Install bronze and steel thrust washers into
driving torus member with steel washer next to
driving torus.
3. Install one oil seal ring on driven torus
member and install driven torus member into
driving torus member, Fig. 6-41.
4. Install interlocking oil seal ring on hub of
driven torus member.
5. Install two springs and exhaust valves in
coupling cover and hold in place, using Front Unit
Coupling Valve Retainers, J-6122, Fig. 6-42.
Install two oil seal rings on cover hub.
Exhaust Valve
Exhaust Valve
Spring
Fig. 6-41 Installing Coupling Driven Torus
Fig. 6-42 Installing Exhaust Valves