KaVo K9 4930, Operating Instructions Manual

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7 7
K9 4930
A 6.2 Replacing the ball bearings
Dismantling
Slowly turn the shaft by the straight pin ”
until clip
B can be inserted into grip tip #
with little resistance.
.
Loosen grip tip in direction of arrow
and remove clip.
Completely unscrew grip tip and remove
felt washer \.
Grip handpiece part £ and loosen thread-
ed ring | with socket wrench
E and
unscrew.
Remove complete shaft unit · from K9
handpiece.
Remove ball bearing ¯ and bush » from
shaft.
Hold shaft with key D and loosen nut „
with socket wrench E - Note left-handed
thread.
Remove nut „ with ball bearing ‰ from
shaft.
|
”
#
£
E
B
E
D
¯
»
\
·
„
‰
„