9-12 STEERING GEAR A N D POW ER CYLINDER
Fig. 20 -R e m o vin g Top Cover, W orm , and Ball Nut Assem bly
O V ER H A U LIN G IN D IV ID U A L UNITS
Adjuster Plug Assembly
D is a ss e m b ly
1. Remove and discard the adjuster plug "O" ring seal.
2. If the oil seal ONLY is to be replaced, and not the
bearing, install the adjuster plug loosely in the gear
housing. Remove the retaining ring with Internal Pliers
J-4245. Remove the seal back-up washer. W ith a screw
driver, pry the oil seal from the bore of the adjuster
plug, being careful not to score the needle bearing bore
(fig. 21). Discard the oil seal.
3. If the thrust bearing ONLY is to be removed, pry the
thrust bearing retainer at the two raised areas with a
small screw driver (fig. 22). Remove the retainer,
spacer, thrust bearing races and thrust bearing. Discard
the bearing retainer.
4. If the needle bearing is to be replaced, remove the re
taining ring using Internal Pliers J-4245. Remove the
seal back-up washer. Remove the thrust bearing as ou-
Fig. 22--Removing T hrust Bearing Retainer
tlined in Step 3 above. Drive the needle bearing and oil
seal from the adjuster plug using Bearing Remover J-
8524-2 and Driver J-7079-2 (fig. 23). Discard the oil
seaK
5. Wash all parts in clean solvent and dry with com
pressed air.
6
.
Inspect the thrust bearing spacer for wear or cracks and
replace if damaged.
7.
Inspect the thrust bearing and needle bearing rollers
and races for wear, pitting or scoring. If any of those
conditions exist, replace the bearings and races.
A s se m b ly
1. If the needle bearing was removed, piace the new needle
RETAINING
RING
NEEDLE
BEARING
BACK-UP
WASHER
ADJUSTER PLUG
SEAL
BEARING
SCREW DRIVER
RETAINER
Fig. 21 -R e m o vin g A d ju s te r Plug Seal Retaining Ring
Fig. 23--Removing Needle Bearing and Seal
CHEVROLET OVERHAUL M A N U A L SUPPLEMENT
Summary of Contents for 40 60 Series
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