Yokota G400H-S, Инструкция по эксплуатации, Страница: 31 / 52

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● To install grindstone, the proper fixtures such as flanges,
bolts and nuts etc., which are originally equipped with the
grinder must be used. Modification on the fixtures or the
usage of collar-bushing etc., is prohibited to install grind-
stones which do not fit in size.
● Always check the threaded part of the wheel shaft and
fixtures with damage, wear-out etc., as well as missing
parts. Forbid to use the grinder if abnormality is recog-
nized.
● Avoid free running at high speed and the repetition of
rapid start and stop by all means.
● Always open the start switch gradually for the start.
● Never use the grindstone which was wet or soaked in
water or other liquids.
● Make sure to check the rotation number before use, and
forbid to use it, if any abnormality is recognized. The
checking must be done when the grinding end attachmen-
rt is off the grinder.
● Be sure to install the wheel cover in the proper position
and never use the grinder with the wheel cover disman-
tled.
● Never use the wheel cover where damage, abnormal
wear-out, and other abnormalities are admitted.
● Never use the cutting wheel for the surface grinding.
● The protection glasses, gloves (however, knitting gloves
such as cotton work gloves are excluded), a dustproof
mask and earplugs should be used during the work.
● Regarding to the noise level, national and /or local rule is
to be complied. It is necessary to use the tool under the
specified noise level in order not to cause the surround-
ings any trouble. Install the adequate interception wall
and other sound-proof equipments, if necessary.
CAUTION