Safety Instructions - EINHELL NTS 2000 Gebrauchsanweisung

Anleitung NTS 2000 23.03.2005
The Wet and Dry 3. Only grinding wheels may
be used which carry parti-
Grinder
culars specifying the ma-
is a combination machine for
nufacturer, type of bon-
coarse and fine grinding ope-
ding, dimensions and
rations. To get the best out of
permitted maximum rotary
your machine, please obser-
speed.
ve the following directions:
4. Grinding wheels should
1. Fill the water tank with
be stored in an dry place
normal tap w/ater up to
and at as constant a tem-
the shaft centreline.
perature as possible.
2. Install the supports.
5. Only the mounting flanges
3. Perform a trial run.
supplied with the machine
must be used to secure
Important:
the grinding wheels.
6. Grinding wheels must
The machine is equipped
only be secured with flan-
with a dry wheel aand a wet
gers of identical size and
wheel. Take care to ensure
shape. The liners bet-
that coarse grinding is always
ween flanges and grin-
carried out on the dry wheel
ding wheel must be com-
and fine grinding on the wet
posed of resilient material
wheel. Application of the
such as rubber soft card-
workpiece to the wheel under
board etc.
light pressure is sufficient.
7. The central mounting
The grinder was primarily de-
aperture of grinding
veloped for the processing
wheels must not be bored
and sharpening of knives,
out retrospectively.
scisors, chisels and all kinds
8. The workpiece supports
of tools with a cutting edge.
and adjustable upper
guards must always be

Safety Instructions

postitioned as near as
1. Always wear protective
possible to the grinding
goggles when using the
wheels.
machine.
9. Grinding wheels must not
2. Before use, subject the
be used without guards.
grinding wheels to a rea-
The following gaps must
sonance check (when
not be exceeded:
tapped with a plastic mal-
– workpiece support/grin-
let, grinding wheels in so-
ding wheel: max. 3 mm
and condition give out a
– guard/grinding wheel:
clearringingsound). This
max. 5 mm
equally necessary when
10. Before using the grinding
new grinding wheels are
machine, make sure the
installed as an assurance
guard holder, workpiece
against transit damage.
supports and sight glass
The machine must be gi-
are properly secured.
ven a test run without
11. Unplug from power supply
load fot at least five minu-
before changing grinding
tes. During this time, no-
wheels.
one should stand within
the danger area.
14:32 Uhr Seite 3
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12. The maximum peripheral
speed of the dry wheel is:
NTS 2000-m =
23,15 m/s
Calculation:
peripheral speed
m/s = d x 3,14 x n
60 x 1000
d = diameter of grinding
wheel in mm
n = motor speed in rpn
example:
m/s =
150 x 3,14 x 2950
60 x 1000
= 23,15
13. When filling water reser-
voir, do NOT spill water
on motor.
14. Maximum permissible
motor casing temperature
=80° C
15. To ensure positive grin-
ding, it is advisable to
clamp the grinding firmly
in position.
3
GB