Chevrolet 10 series 1973, Overhaul Manual

Page: 419 / 522

7 A - 1 1 6 A U T O M A T IC T R A N S M IS S IO N
REAR SERVO COVER
REAR
SERVO
GASKET
G U ID E P IN S
Fig. 149T-Installing Rear Servo Cover and Gasket
1. If both steps are below the gauge surface,
the long pin, identified by 3 rings, should be
used.
2. If the gauge surface is between the steps, the
medium pin, identified by 2 rings, should be
used.
3. If both steps are above the gauge surface,
the short pin, identified by 1 ring, should be
used.
2. Install rear accumulator spring into case (fig. 147T).
3. Lubricate and install rear servo assembly into case
(fig. 148T).
4. Install rear servo gasket and cover (fig. 149T).
5. Install attaching screws. Torque bolts to 15-20 ft.
lbs.
Fig. 1 5 0 T -ln s ta llin g Governor Screen Assembly
Fig. 151T--lnstalling Control Valve Assembly and
Governor Pipes
INSTALLATION OF CONTROL VALVE
ASSEMBLY, GOVERNOR PIPES AND
GOVERNOR SCREEN ASSEMBLY
1. Install governor pipes on control valve assembly.
Governor pipes are interchangeable.
2. Install governor screen assembly, open end first,
into governor feed pipe hole in case (hole nearest
the center of the transmission) (Fig. 150T).
NOTE: If transmission is in vehicle, before
installing the control valve assembly and
governor pipes as outlined in Step 3 below,
insert the governor screen, closed end first,
into governor feed pipe. (This pipe locates in
the governor feed pipe hole in the case
nearest the center of the transmission). SEE
figure 150T.
3. Install control valve assembly and governor pipes
on transmission, while carefully aligning the
governor feed pipe over the governor screen (fig.
15IT). Make certain gasket and spacer do not
become mispositioned.
NOTE: Check manual valve to make sure it
is indexed properly with pin on detent lever
and check governor pipes to make certain
they are properly seated in case holes.
4. Start control valve assembly attaching bolts and
make certain lead wire assembly clip is installed.
NOTE: If transmission is in the vehicle,
remove feeler stock before tightening any
control valve bolts.
5. Remove guide pins and install detent roller and
spring assembly and remaining bolts (fig. 152T).
6. If removed, install the pressure switch assembly.
NOTE: Model CM does not contain a
pressure switch assembly.
GOVERNOR SCREEN
ASSY.
GOVERNOR FEED
PIPE HOLE
OVERHAUL MANUAL