206
9.5 F
EED
UNIT
ALS
20X
256
Replacing ball bearings in casing
– Prerequisite: Feed roller is removed.
Carefully soften up the adhesive bond on both bea-
rings [268A] using a hot air blower.
Remove the bearings.
Remove spacer rings [268B].
Remove adhesive residues from the bearing seats.
Fixing the ball bearings with adhesive:
Glue the ball bearings into the bearing seats
with Loctite 648.
Follow the adhesive manufacturer's instruc-
tions for use.
Press the spacer rings into the casing to a depth of
7 mm, using the mounting mandrel [269].
Glue the ball bearings into the casing. The ball bea-
rings should be pushed in until they meet the spacer
rings.
Allow adhesive joint to set fully before installing the
feed roller.
Installing feed roller
Smooth dents in the shaft [270arrow] with an oilsto-
ne as necessary.
Lightly grease the part of the feed roller shaft that
has contact with the bearings [271B] but keep the
feed roller itself [271A] free from grease.
Introduce the feed roller and shaft into the bearing.
Install circlip [270B] and shim [270C].
[271] Removed feed roller
[268] Ball bearing in casing
[269] Installation position of spacer rings and ball bearings in casing
[270] Installing shim and circlip
A
B
7
+0,1
7
+0,1
B
C
A
A
B
Summary of Contents for ALS 204
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