Oregon 520-120 Manuel D'instructions Original page 9

520-120
GENERAL INFORMATION
The manufacturer is not liable for
damages in the following cases:
– Failed observance of the
instructions given herein;
– Use of the machine other than that
described in the "INTENDED USE" section;
– Failure to use in compliance with current
standards on Health & Safety at the workplace;
– Incorrect installation;
– Lack of scheduled maintenance;
– Modifications or jobs that are not
authorized by the manufacturer;
– Use of non–original or inadequate spare parts;
– Repairs that are not carried out by a specialist
USING AND KEEPING THE
OPERATOR'S MANUAL
The characteristics and the information
given in this manual are merely indicative
The manufacturer reserves the right to add
any modifications to the grinder considered
necessary at any time It is forbidden to
reproduce any part of this document without
authorization on behalf of the manufacturer
The operator's manual is an integral part of the
machine and must be kept in a safe place so that
it can be consulted whenever need be If you
should lose your manual or it should deteriorate,
you can request your dealer or an authorized
service center for another copy The manual
shall accompany the machine at all times
SAFETY DEVICES
The grinder is equipped with the safety
devices illustrated on page 10:
– Shield guards: they protect the operator
from parts of the grinding wheel that may
come away during the sharpening process
These guards must always be fitted in place
when the machine is in use Always make sure
the guards are efficient and fitted properly
Operator safety could be compromised if
the guards are damaged and/or cracked
– Switch: the machine features a safety switch with
release coil In the case of a sudden power failure,
the switch trips automatically and disconnects
the machine from the mains The machine will
not start even if the power supply is suddenly
restored You need to restart the grinder by
turning the on-off switch to the on position,"l"
– Lock pin: this is used to block the arm in the
completely raised position When the pin is
loosened, the arm is blocked This condition
is required when adjusting the sharpening
angles, when replacing and dressing the
grinding wheel When the pin is tightened,
the arm is free to move This condition is
required during the sharpening process
INTENDED USE
This machine is an electrical grinder for
saw chains used on chain saws
– Use the machine exclusively for the types of
chains stated in the technical data chart
– Do not use the machine to cut or grind
anything other than the chains envisaged
– Secure the machine firmly to the bench or wall
– The machine must not be used in
corrosive or explosive environments
– Any other use is to be considered improper The
manufacturer is not liable for damages following
improper or incorrect use of the machine
TECHNICAL DATA
Model
Voltage
Rated power
Grinding wheel
dimensions
Maximum speed of
grinding wheel
Max power of lamp
Acoustic pressure level
Level of vibrations on
operating handle
Types of chains that
can be sharpened
Weight
(complete machine)
SAFETY INFORMATION
520-120
120V~ 60Hz
300W
Outside Ø :
5 3/4" (145 mm)
Inside Ø:
7/8" (22,2 mm)
Thickness:
1/8" (3 2 mm)
3/16" (4 7 mm)
5/16" (8 0 mm)
3400 min
-1
15W
77 dB(A)
< 2,5 m/s
2
1/4"
325"
3/8"
404"
18 5 lbs / 8 4 kg
9