KaVo K-POWERgrip EWL 4941 Operating Instructions Manual page 10

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
-1
15,000 min .
„
‰
»
¯
·
|
E
\ |
B
@
8
E
D
£