LSF28 S250-2
General information
Design and function
This die grinder is intended for mounted wheels and
rotary burrs only. This model is lubricated. The ma-
chine, its attachments and accessories must only be
used for the purpose for which they were designated,
all other use is prohibited.
• Never use grinding wheels attached with an ad-
apter as this machine is not fitted with a wheel
guard
• Never attach circular saw blades or other cutters
than the abrasive wheels or brushes specified for
the tool
Signs and stickers
The product is fitted with signs and stickers contain-
ing important information about personal safety and
product maintenance. The signs and stickers shall
always be easy to read. New signs and stickers can
be ordered by using the spare parts list.
WARNING
EC DECLARATION OF CONFORMITY
We, Atlas Copco Industrial Technique AB, S-105
23 STOCKHOLM SWEDEN declare under our sole
responsibility that our product (with type and serial
number, see front page) and in combination with our
accessories, to which this declaration relates is in
conformity with the appropriate standard(s):
EN 792-9
and in accordance with the following directive(s):
2006/42/EC
Technical file available from:
Quality Manager, Atlas Copco Industrial Technique,
Stockholm, Sweden
Stockholm, 1 July 2012
Tobias Hahn, Managing Director
Signature of issuer
Installation
Air quality
• For optimum performance and maximum product
life we recommend the use of compressed air with
a dew point between +2°C and +10°C. Installation
EN
© Atlas Copco Industrial Technique AB - 9836 2488 00
Safety and operating instructions
of an Atlas Copco refrigeration-type air dryer is
recommended
• Use a separate air filter of type Atlas Copco FIL,
removes solid particles larger than 15 microns and
more than 90 % of liquid water, installed as close
as possible to the product and prior to any other
air preparation unit like REG or DIM (please see
Air Line Accessories in our main catalogue). Blow
out the hose before connecting
Lubricated models:
• The compressed air must contain a small quantity
of oil. We strongly recommend that you install an
Atlas Copco oil-fog lubricator DIM, to be set
normally at 3–4 drops (50 mm
running tools, or an Atlas Copco single-point
lubricator type Dosol for short cycle running tools.
For Dosol setting please see Air Line Accessories
in our main catalogue.
Compressed air connection
T
WARNING Air under pressure can cause
serious injury
Always shut off air supply, drain hose of air
►
pressure and disconnect tool from air supply when
not in use, before making any adjustments to the
product, e.g. changing accessories, or when mak-
ing repairs
Never direct air at yourself or anyone else
►
T
WARNING Whipping hoses can cause seri-
ous injury
Always check for damaged or loose hoses and
►
fittings
Check air pressure:
• The product is designed for a working pressure
(e) of 6–7 bar = 600–700 kPa = 87–102 psig
• The air pressure at the tool inlet with the product
running must not exceed the maximum operating
pressure 7 bar – 700 kPa – 102 psig
• Blow out the hose before connecting it
• Recommended hose size is 13 mm (1/2")
Operation
See also Service instructions
Preparations before using the die grinder
Correct function of die grinder
T
WARNING Overspeed can result in serious
injury or death
The maximum permissible speed as marked on
►
the machine must not be exceeded
3
)/min for long cycle
5