Chevrolet 1973 Overhaul Manual page 381

7 A -7 8 A U TO M A TIC T R A N S M IS S IO N
assemblies and governor sleeve, and install new
pins. Crimp both ends of pins to prevent them from
falling out.
4. Check governor weight assemblies for free
operation on pins.
Front Servo Parts Inspection
NOTE: See figure 50T. Do not remove the
teflon oil seal ring from the front servo
piston unless the oil seal ring requires
replacement. For service, the oil seal ring is
aluminum.
1. Inspect servo pin for damage.
2. Inspect piston and oil ring for damage.
3. Check fit of servo pin in piston and case bore.
Rear Servo Assembly
Disassembly
1. Remove rear accumulator piston from rear servo
piston (fig. 50T-A).
2. Remove "E" ring retaining rear servo piston to
servo pin (fig. 5IT).
3. Remove rear servo piston and seal from servo pin
(fig. 52T). (Exploded view.)
Fig. 50T-Front Servo Assembly-Exploded View
4. Remove washer, spring, and spring retainer.
5. Check governor valve for free movement in
Inspection
governor sleeve.
NOTE: See figure 52T. Do not remove the
teflon oil seal rings from the rear accumula­
tor piston, unless the oil seal rings require
Fig. 50T-A-Rem oving Rear Accumulator Piston from
Rear Servo Piston
OVERHAUL MANUAL