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REPLACEMENT OF THE ROLLERS' BEARINGS
1.
2.
4.
5.
7.
8.
9.
Remove bearing units
Place the removal sleeve with
its face upward and turn the
bearing arm so that the tool's
sleeve meets the bearing
arm's screw.
Press out the bearing unit
from the bearing housing.
Tap the shaft out of the
bearing in the same way as
shown on page 11.
Fit new bearings
3.
1. Place the shaft with the
screw head in the bearing
tool. Insert a ball-bearing
and place the mandrel on
top. Press down the bearing
until the mandrel comes into
contact with the shaft.
2. Insert the inner and outer
spacer rings.
3. Insert the next ball-bearing.
4. Press down the entire
6.
bearing unit against the
shaft's screw.
5. Grease the O-ring on the
screw and fit it on the bear-
ing arm.
6. Turn the bearing arm with
the screw through the hole
in the tool. Press in the bear-
ing unit until it bottoms
against the bearing arm.
Remove bearing units
Secure the bearing tool in a vice.
Place the removal sleeve with its face
upward and turn the bearing arm so
that the tool's sleeve meets the bear-
ing arm's screw.
Press out the bearing unit from the
bearing housing.
Tap the shaft out of the bearing in
the same way as shown on page 11.
Fit new bearings
1. Place the shaft with the screw
head in the hole in the bearing tool.
Insert a ball-bearing and place the
mandrel on top. Press down the
bearing until the mandrel comes into
contact with the shaft.
2. Insert the inner and outer spacer
rings.
3. Insert the next ball-bearing.
4. Press down the entire bearing unit
so it bottoms against the shaft's
screw.
5. Grease the O-ring on the screw
and fit it on the bearing arm.
6. Turn the bearing arm with the
screw through the hole in the tool.
Press in the bearing unit until it bot-
toms against the bearing arm.
7. Grease the parts and fit the circlip,
!
a new stuffing box, wear ring (facing
as in the illustration) and cover
washer.
8. The sealing collar is fitted using
the bearing tool and the removal
sleeve. Turn the face towards the
sealing collar.
Place a suitable metal object on
top of the sleeve and press on the
sealing collar.
9. Fit the bearing arm in the shroud.
8
13
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