Removing Input Drum And Rear Sun Gear; Rear Gear Parts; Removing Low And Reverse Housing To Case Snap Ring; Removing Low And Reverse Clutch Housing - Pontiac TRANS AM 1977 Service Manual

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TURBO HYDRA-MATIC 200
7A1-39
Fig. 7 A l - 4 9 Removing Input Drum and Rear Sun Gear
a. Using a No. 14 sheet metal screw,-remove housing to
case cut plug and seal by turning screw 2 or 3 turns and
pulling straight out. Discard cup plug and seal (Fig. 7A1-50)
Fig. 7A1-50 Removing Cup Plug and Seal
NOTE: If cup plug
will
not
remove,
grind
approximately 20mm (3/4") from end of 6.3mm (No.
4) easy out to remove cup plug. Then use No. 14 sheet
metal screw to remove seal.
b. Remove low and reverse clutch housing to case
beveled snap ring (Fig. 7A1-5 1).
NOTE: The flat side of the ring should have been against
the low and reverse clutch housing with beveled side up.
c. Using J 25013, remove low and reverse clutch housing
assembly by moving J 25012 back and forth (Fig. 7A1-52).
d. Remove low and reverse clutch housing to case spacer
ring (Fig. 7A1-53).
REAR GEAR PARTS
Fig. 7A1-51 Removing Low and Reverse Housing t o Case
S n a ~ Rina
Fig. 7A1-52 Removing Low and Reverse Clutch Housing
Fig. 7A1-53 Proper Location of Low and Reverse
Housing t o Case Spacer Ring
NOTE: Make sure governor has been removed at this
time.
1. Grasp output shaft and lift out remainder of rear unit
parts and lay down in a horizontal position (Fig. 7A1-54).
Removal
2. Remove low and reverse clutch selective spacer.

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Firebird 1977

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