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Idiomas disponibles
Idiomas disponibles
The separate gear stages must be checked for easy running.
Replace wear parts – in particular the vanes – in due time. Vanes are considered to be worn,
when their width is less than 19 mm.
o-ring
It is advisable that the o-ring that is devised as a start aid, should also be replaced when
changing the vanes.
Check function and performance of the drill and drive unit after assembly. For this, refer to
the technical specification of the operation and maintenance manual.
chamfer
approx.0,04
approx.0,04
Fig.1
<19 mm replace
21 mm installation
dimension
55
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