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148
FIAT· 850 PASSENGER CARS
Fig. 247 - Removing roller bearing cup.
1. Driver A. 74034. - 2. Roller bearing cup. - 3. Real wheel hub.
Driver A. 74053 is of use to remove control arm
bushings, as shown in fig. 248.
Check ball and roller bearings for top efficiency
and replace as required.
Sliding surfaces of wheel shaft must show no
sign of binding or deep scores; replace damaged
parts.
The same directions apply to bearing
spacers, too.
Always renew spring-type oil seals which have
been removed.
I
Fig. 248 • Installing control arm bushing.
1. Driver A. 74053. - 2. Control arm .• 3. Resilient bushing.
Fig. 249 - Checking control arm and drum assembly.
1. Fixture A. 74142. - 2. Fixture dowel. - 3. Shims, arm to fixture.
4. Control arm.
Adj ustment.
Place the control arm, complete
with
bushings,
on fixture A. 74142 (fig. 249) and check it (or
distortions.
In case of minor distortions. correct them so
that the arm is located correctly to fixture dowels;
otherwise replace arm assembly.
If
resilient bushings, alone, have been replaced,
proceed as follows prior to removing arm from
fixture:
- insert three shims between bushing and mount-
ing plate;
- determine the number of shims required to
take up clearance at (2, fig. 250), between bushing
and shoulders.
Fig. 250 • Adjusting rear control arm.
1. Fixture A. 74142. - 2. Shims•• 3. Control arm. - 4. Fidure
dowel.
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