Operating manual - English
MARKER 2000
Copyright Silca 2002
39
R
EPLACING THE
X
AXIS BELT
1) turn off the master switch and remove the plug.
2) remove the upper cover (ch.9.4) and place next to the machine, without disconnecting the wiring to
the display.
3) remove the clamp (C1) (fig. 35).
4) disconnect the two connectors
(S1) on the tracking unit.
5) remove the four screws (S) secur-
ing the bellows (fig. 36).
6) loosen screw (R2), the nut (R1)
and the belt pulley (R).
7) loosen the two grub screws (R3)
and remove the two bars (S3)
holding the working head with one
hand.
8) loosen screw (K) until the belt is
free (fig. 36).
9) place the new belt in position and
re-assemble the head, ensuring
that the belt (X) is placed on the
outside of the pulleys (W) and
(W1).
10) replace the parts in reverse order.
11) adjust belt tension by means of
the belt tightening pulley (R).
Fig. 35
Fig. 36
S
1
C
1
S
S
R
2
R
1
R
R
3
K
S
3
X
W
1
W
1,5
2,5
3,5
