Atlas Copco GTG40 S060 Consignes D'utilisation Et De Sécurité page 4

Safety and operating instructions
Max operating speed marked on the wheel must be
higher or equal than rated spindle speed.
Check wheel dimensions.
Inspect wheels before use, no cracked or chipped
wheels shall be used.
Do not fit a wheel soaked in any fluid.
Fit on spindle shall be free but not loose.
Attach wheel with flanges conforming to internation-
al standard and in good condition.
Flanges shall have flat contact surface and be
without cracks and burrs.
Do not use unauthorised bushings or adaptors to
attach large hole abrasive wheels.
Use blotters when delivered with the grinding
wheel.
Do not mismatch wheel- and spindle thread.
Spindle and spindle threads shall be without
damage or wear.
Do not bottom spindle ends in cup- or plug wheels
with threaded insert (use a spacer).
Mount the wheel correctly and tighten to pre-
scribed torque.
Test run every new wheel in a safe position for 30
seconds.
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EN
© Atlas Copco Industrial Technique AB - 9836 6972 00
Broken grinding wheel
If grinding wheel is broken, a careful investigation
shall be made by the user to determine and correct
the cause.
If the failure occurs while the tools is in operation,
the wheel manufacturer and the tool manufacturer
should be notified promptly.
Correct function of grinder
Overspeed may cause grinding wheel disintegration.
Check free speed daily with a tachometer.
A
Never measure spindle speed with an abras-
ive wheel attached.
Free speed shall not exceed the rated speed marked
on the tool. A tolerance of + 10% is acceptable if
stated in the documentation of the tool.
Correct working with the grinder
Work piece shall be properly supported or fixed.
When cutting off, support workpiece not to jam
the wheel. Slot shall remain constant or become
wider during operation.
If jamming the wheel during cutting off, shut off
power and ease the wheel free, check wheel for
damage before continuing operation.
Ensure that sparks from the process do not create
a hazard to eyes or will ignite the environment.
The operator must check that no bystanders are in
the vicinity.
GTG40 S060