INSTRUCTION, USE AND
MAINTENANCE MANUAL
GB
Page 40 of 98
A.
Check the belt tensioning (
Fig.
_
56 ref.
_
1
):
• Remove upper guard (
Fig.
_
56 ref.
_
2
) by unscrew-
ing the provided fixing screws;
• stretch the belt (
Fig.
_
56 ref.
_
1
) using the screw
(
Fig.
_
56 ref.
_
3
) after the nut (
Fig.
_
56 ref.
_
4
); has
been slackened;
• tighten the fixing nut (
Fig.
_
56 ref.
_
4
) after the ad-
justment operations, then assemble the protection
guard (
Fig.
_
56 ref.
_
2
) again.
1
2
3
4
Fig.
_
56
OPERATION TO BE CARRIED OUT ONLY IN
CASE THE CARRIAGE MOVES IN A NON-LINEAR
WAY (TRIGGER ACTION).
B.
Adjust the play of slide (
Fig. 57 ref.
_
1
) by means
of the adjustment screws (
Fig.
_
57 ref.
_
3
) of the
sliding blocks (
Fig.
_
57 ref.
_
2
).
1
3
3
2
Fig.
_
57
ANY DAMAGE TO THE MACHINE
DEVICES RESULTING FROM THE
USE OF LUBRICANTS OTHER
THAN THOSE RECOMMENDED
IN THIS MANUAL WILL RELEASE
THE MANUFACTURER FROM ANY
LIABILITY!!
ANY EXTRAORDINARY MAINTE-
NANCE OPERATION MUST ONLY
BE CARRIED OUT BY PROFES-
SIONALLY QUALIFIED STAFF.
7505-M002-4_B
NAV41.11N - NAV41T.11N - NAV41.13N - NAV41T.13N -
NAV41.13EI - NAV41T.13EI - NAV41.13SA - NAV41T.13SA
