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AUTOMATIC TRANSMISSION
21 - 81
TUBE
LONG END MUST BE TOWARD
LOCK-UP MODULE
LOCK-UP MODULE
FAIL-SAFE SPRING
FAIL-SAFE VALVE
S C R E W ®
LOCK-UP VALVE"
LOCK-UP SPRING'
END PLATE
PU9B
Fig. 16 Lockup Module Components
PRESSURE REGULATOR
FILTER SCREEN
LOW-REVERSE SERVO
BALL CHECK
(NOT USED ON A-727)
1/4 INCH DIAMETERp?\
BALLS
l&J
)
SMALL ORIFICE INTO
1-2 SHIFT CONTROL BORE
SEPARATOR PLATE
REAR CLUTCH BALL
CHECK VALVE
TRANSFER PLATE
p
u
i
o
c
11/32 INCH DIAMETER BALL
1/4 INCH DIAMETER BALLS
PU11
Fig. 17 Transfer And Separator Plates
(7) Remove t h e valve body check balls (Fig. 18).
Note check b a l l sizes and location for assembly refer-
ence.
SHUTTLE
VALVE/GOVERNOR
PLUG
REMOVAL
(FIG.
19)
(1) T u r n t h e v a l v e body over.
(2) Remove the s h u t t l e valve end plate (Fig. 19).
(3) Remove t h e governor p l u g end plate (Fig. 19).
(4) Remove the s h u t t l e valve, plug, s p r i n g a n d gov-
ernor plugs (Fig. 19).
Fig. 18 Valve Body Check Balls
(5) Remove t h e E-clip and remove the shuttle valve
secondary spring and guides (Fig. 19).
MANUAL
VALVE/THROTTLE
LEVER
REMOVAL
(1) Remove m a n u a l lever E-clip, washer and seal
(Fig. 15).
(2) Remove a n y burrs f r o m t h r o t t l e valve shaft b y
polishing w i t h crocus cloth o r very fine g r i t paper.
(3) Secure detent b a l l and s p r i n g (Fig. 14) w i t h tool
C-3765 a n d slide m a n u a l lever off t h r o t t l e shaft (Fig.
14).
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