9 Fastening the Chair Base to the Floor
Sirona Dental Systems GmbH
59 58 470 D 3370
14
D 3370.031.01.10.02
6.
Screw the chair to positions
A
,
B
,
B’
,
D
,
E
and
K
.
– With a
concrete floor
:
Use 10 x 160 wood screws and washers.
– With a
wooden floor
:
Use 10 x 80 wood screws and washers.
NOTE
i
When using the chair plate, the chair is screwed with the
chair plate to the floor using the same screws as above.
NOTE
i
The chair must be fastened at positions
C
and
H
, after the
electrical connection has been made. The chair can then be
moved upward with the foot control (refer to page 18).
ATTENTION
The chair base must be exactly adjusted to the horizontal
position!
•
For compensating any unevenness in the floor, shim-
ming plates contained in the package can be used.
More shimming plates can be ordered by quoting the
following order numbers:
– 1 mm: Order No. 47 09 304
– 2 mm: Order No. 47 09 312
7.
Option
Screw protective ground conductor
S
to the chair plate
and the bottom of the chair (do not forget the contact
plate
KS
).
58
71
848
D3370
58
71
848
D3370
6.
D
E
B
A
K
C
H
10x160 (5 ea.)
10x80 (5 ea.)
Option
B’
S
KS
S
7.
