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7A2-36
1977 PONTIAC SERVICE MANUAL
CUSHION SPRING
I
S E PA R A
PLATES
Fig.
7A2-80
Removing Forward Clutch Pack
Fig.
7A2-81
Compressing Forward Clutch Spring Return
Seat
split pin. Replacement of gear must be performed with care
in the following manner:
1. Drive out governor gear retaining split pin, using
small punch.
2. Support governor on 3/16 inch plates installed in
exhaust slots of governor sleeve, place in arbor press and, with
a long punch, press gear out of sleeve.
3. Carefully clean governor sleeve of chips that remain
from original gear installation.
4. Support governor on 3/16" plates installed in exhaust
slots of sleeve, position new gear in sleeve and, with a suitable
socket, press gear into sleeve until nearly seated. Carefully
remove any chips that may have shaved off gear hub and press
gear in until it bottoms on shoulder.
5.
A new pin hole must be drilled through sleeve and
gear. Locate hole position 90 degrees from existing hole,
center punch and then, while supporting governor in press,
drill new hole through sleeve and gear using a standard (1/8
CLUTCH
PI STON
lNNE R SEAL
4426
Fig.
7A2-82
Removing Forward Clutch Piston Inner
&
Outer Seals
FORWARD CLUTCH
BALL C
EXHAU
FORWARD CLUTCH
DRUM-^
4427
Fig.
7A2-83
Forward Clutch Ball Check Exhaust
inch) drill.
6. Install split retaining pin.
7. Wash governor assembly thoroughly to remove any
chips that may have collected.
Reassembly
1. Install governor valve in bore of sleeve, large land end
first.
2. Install governor weights and springs and thrust cap
on governor sleeve.
3. Align pin holes in thrust cap, governor weight
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.
5. Check governor valve for free movement in governor
sleeve.
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