8
K-POWERgrip EWL 4941.
Assembly
Push new ball bearing ‰ onto shaft. Hold
shaft with key
D
and screw on nut „
again with socket wrench
E -
note the left-
handed thread.
Push ball bearing ¯ (with the two O-rings
facing the inside of the handpiece) and
bush » onto the shaft as far as it will go.
While rotating the shaft unit ·, insert it
into the K-POWERgrip handpiece EWL
4941.
Grip handpiece part £ and tighten the
threaded ring | with socket wrench
E.
Insert new felt washer \ into threaded
ring |.
Hold K-POWERgrip handpiece EWL
4941, screw on grip tip by hand and tighten
carefully with clip
B
. Insert cover @.
To increase the life of the ball bear-
ing, KaVo EWL recommends:
After changing the ball bearing, allow the
handpiece to run without an inserted instru-
ment for about 60 minutes at 10,000 to
15,000 min
-1
.
¯
»
·
£
E
D
|
\
@
‰
„
E
B
|
