EN
12
• The user must consign the unwanted appliance to
an authorized differentiated waste disposal centre for
electrical and electronic goods, or alternatively, hand
it over to the relative dealer on purchasing a new
appliance of the same type on the basis of a one to
one ratio.
• Differentiated disposal, to enable possible recycling
or environmentally compatible elimination of the
appliance, helps to limit undesirable effects on health
and the environment and promotes the reuse and/or
recycling of the materials which went into making up
the appliance.
WARNING! Sanctions, in accordance with the
relative legislation in force in the country of use,
will be imposed on the user if the appliance is
disposed of illegally. to you.
Defective motor, power cable or plug.
Blown electric panel fuses.
No voltage in the mains system.
The overload cutout has tripped.
Motor overheating.
Motor overload caused by excessive
cutting pressure.
Motor breakdown.
The setting of the H and K retainers
(point 3.3) is inaccurate.
Excessive cutting pressure (on pipes
and section bars).
Incorrect blade toothing in relation to
the piece to cut.
Incorrect adjustment of the eccentric
and sliding blade-guides.
Incorrect cutting speed in relation to
the piece to cut.
The piece is wrongly positioned in
the vice.
The blade is worn or its toothing is
not right for the thickness of the piece
being cut.
Excessive cutting pressure.
Incorrect eccentric blade-guide
adjustment.
Excessive wear of the pulley rubber
linings.
The blade slips on the pulleys, caused
by oil or grease required for cutting
operations.
Specialized personnel should check the machine; do
not attempt to repair the motor by yourself.
Check fuse integrity and replace, if necessary.
Check for voltage in the mains system.
Release the run button and wait a few minutes for the
overload cutout to reset.
Check that motor air intakes are clear.
Perform the cut on the piece at the correct pressure.
Specialized personnel should check the machine; do not
attempt to repair the machine by yourself.
Set the retainers by unloosening the fastening screws
and re-positioning them.
Decrease cutting pressure.
Check the cutting parameters (blade toothing, cutting
speed) in the cuts table (point 4.6).
Check blade-guide adjustment (points 3.5 and 3.6).
Check piece positioning and clamping in the vice
(point 4.5).
Check the cutting parameters (blade toothing, cutting
speed) in the cuts table (point 4.6).
Decrease cutting pressure.
Check eccentric blade-guide adjustment (point 3.6).
Specialized personnel should check the pulleys and
replace them if necessary.
Never use any type of lubricant or coolant for the cutting
operations; specialized personnel should check and, if
necessary, replace the pulleys.
PROBLEMS
PROBLEMS CAUSES
SOLUTIONS SUGGESTED
7 TROUBLESHOOTING
The motor does not
work.
O v e r l o a d c u t o u t
tripped.
I n a c c u r a t e c u t t i n g
angle at 90° - 45° - 60°.
Inaccurate cut
squaring.
Cut fi nish is coarse or
corrugated.
The blade tends to
p r o t r u d e f r o m t h e
guides.
Summary of Contents for NG 120
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