7E-24
1968
PONTIAC
SERVICE
MANUAL
INSTALLER
SPEEDOMETER
-
DRIVE
GEAR
HE*!
Fig.
7E-56
Installing
Speedometer
Drive
Gear
It
is necessary to disassemble governor assembly
in
order to replace driven gear. Disassembly may
also be necessary due to foreign material causing
improper
operation. In such cases, proceed as
follows:
DISASSEMBLY
OF
GOVERNOR
lo Cut off one end of each governor weight pin and
remove pins, governor thrust cap, governor
weights
REAR
INTERNAL
GEAR
MAINSHAFT
-—r.
-.«™-j
-ryr
- — " "j
INTERNAL
GEAR
SNAP
RING
MAIN
SHAFT
Fig.
7E-57
Removing
Rear
Internal
Gear
and
Mainshaft
Fig.
7E-58
Removing
Rear
Internal
Gear
to
Mainshaft
Snap
Ring
and
springs. Governor
weights
are interchangeable
from
side to side and need not be identified (Fig.
7E-59).
2.
Remove governor valve from governor
sleeve.
Be
careful not to damage valve.
3.
Perform the following inspections and replace
governor driven gear, if necessary.
INSPECTION
OF
GOVERNOR
1. Wash all parts in cleaning solvent, air dry and
blow out all passages.
2.
Inspect governor
sleeve
for nicks,
burrs,
scor-
ing or galling,
3.
Check
governor
sleeve
for free operation in
bore of transmission case.
4. Inspect governor valve for nicks,
burrs,
scor-
ing or galling.
5.
Check
governor valve for free operation in bore
of governor
sleeve.
6. Inspect governor driven gear for nicks,
burrs
or
damage.
7.
Check
governor driven gear for
looseness
on
governor
sleeve.
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