7-64 A U TO M A TIC T R A N SM ISSIO N
6
CHECK BALLSi
Figure 17— Location o f C h e ck Balls
8
. Remove six (
6
) check balls from cored
passages in transm ission case (fig. 17).
NOTE: Mark location of balls for aid in r e
assem bly.
9. Remove front servo piston, retainer ring,
pin, retainer and spring from transm ission case
(fig. 18).
REM O VA L OF REAR OIL SEAL
A N D CASE EXTENSION
1. If necessary to replace, pry rear oil seal
from case extension (fig. 19).
2. Remove case extension to case attaching
nuts and washers.
3. Remove case extension housing and case
extension to case seal (fig.
20
).
4. If necessary, remove ball bearing a ssem
b lies from case extension as follows:
a. Remove rear oil seal.
b. Remove snap ring.
c.
Remove ball bearings and bearing spacer,
using a brass rod on the outside race of bearing.
An arbor p ress can be used if tool to p ress bear
ings out is located on outer race of bearing.
CAUTION: DO NOT locate against
in n e r race o r b a lls .
FRONT UNIT END PLAY
CHECKING PROCEDURE
1. Remove one front pump attaching bolt, and
bolt sea l. (See figure 125 for location.)
2. Install a 3/8"-16 threaded slide hammer
bolt or J-9539, into bolt hole.
3. Mount a dial indicator on rod and index in
dicator to register with end of turbine shaft.
4.
Push on turbine shaft rearward.
5. Push output shaft forward.
6
. Set dial indicator to Zero.
7. Pull turbine shaft forward.
Read resulting travel or end play. Should be
0.003"-0.024".
Figure 19— R e m o v in g R e a r O il S e a l
SERVO SPRING
RETAINER
SERVO PISTON
RETAINER RING
SERVO PIN
SERVO PISTOhT-
SPRING
Figure 18— Rem oving Front S ervo Piston R etainer Ring a n d Pin
CASE EXTENSION
S E A L
Figure 2 0 — C ose Extension a n d Sea l
CHEVROLET O VERH AU L M A N U A L SUPPLEMENT
Summary of Contents for 40 60 Series
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