The bushing contained in the cover as-
semblies is not serviced. When replace-
Inspect the spring lever shaft and bear-
ings for excessive wear or flat spots at
the bearing surface. If one or both con-
ditions exists, a new shaft and bearings
must be installed.
When installing a new bearing in the
spring housing lever assembly,, note
that the roller type bearing rides on a
hardened bearing pin and is a press fit
in the spring lever. Also, when, instal-
ling
the
roller
type
bearing,
the
pressed-in pin must be below the surface
of the lever and staked in three places
on both sides.
Examine
the weight carrier pins and
bearings
for excessive wear and flat
spots. If
either of these conditions
Figure 11C-70. Installing Needle
exist, new
parts must be installed.
Bearing in Cover
Check the finished surface of the gover-
nor weights for flat spots. If flat spots
4. lnsert a seal ring over the throttle
shaft and into the counterbore against
are noted, new weight should be in-
stalled.
the upper bearing. Place the retainer
over the shaft and against the seal ring.
5. Locate the lock ring in the groove of
A s s e m b l e Governor Cover
the throttle shaft.
1. If new needle bearings are to be in-
stalled in the governor cover, place the
6. Place the torsion retraction spring
over the cover hub with the hooked end
governor cover on the bed of an arbor
press with the inner face of the cover
Then place the stop lever on the shaft
down.
Start a new needle bearing
and tighten the clamping bolt.
straight into the bearing bore of the
cover with number on the bearing up.
Then insert bearing installer J 21068
(Figure 11C-70) in the bearing and
A s s e m b l e Governor Control Housing
press the bearing in until the shoulder
1. Place the bearing washer over the
on the tool contacts the cover.
short, finished end of the operating
2. Reverse the governor cover on the
shaft
(see
on
bed of the press (inner face of cover
of the shaft. Support the opposite end
up).
Start
the
second
bearing
straight
of the shaft on the bed of the press.
into the bore of the cover with the bear-
Using a sleeve having the same diameter
ing number up. Press the bearing in
as the bearing inner race, press the
flush with the cover with tool J 21068.
bearing on the shaft tight against the
washer.
NOTE
2. With the pivot pin in the operating le-
Do not use impact tools to install
needle bearings.
ver up, start the lever over the end of
the shaft with the flat on the shaft regis-
tering with the flat surface in the lever.
Press the lever on the shaft tight against
3. Pack the needle bearings with grease.
the bearing.
If the cover contained a bushing which
was not removed, lubricate it with clean
engine oil. Insert the throttle shaft
through the bearing or bushing.
Fuel System and Governor