SPARKY M 750 HD Instrucciones De Uso página 11

operation.
mounted at the factory. Ensure that the wheel
the initial and any following operation.
sponds to the value indicated on the name
plate with technical data of the tool.
The power tool must be connected to the
power supply socket only when this switch is
a receptacle while the power switch is in the
ON position, the power tool will start operat-
ing immediately, which could cause a serious
accident.
order. If the replacement of the supply cord is
necessary, this has to be done by the manu-
facturer or his agent in order to avoid a safety
hazard.
WARNING: Always switch off and un-
plug the power tool prior to any adjustment,
servicing or maintenance.
tion that the direction-of-rotation arrow on the
diamond cutting disc and the direction of rota-
tion of the machine (see direction-of-rotation
arrow on the machine head) agree.
on the name plate. The peripheral speed in-
dicated on the wheel must not be less than
80 m/s. The wheels must be stored according
the recommendations of the manufacturer.
er source, use as short as practicable exten-
sion cord with proper cross-section.
mounted and reliably tightened.
SWITCHING ON - SWITCHING OFF
switch 7 down and then forward in the direction
ing itself.
Switching off: press the back, lifted end of switch
7 and release it to return in its initial position.
Original instructions
ADJUSTING THE ROTATION SPEED
Continuous operation at low rpm is not recom-
mended for the following machines:
M 850E HD.
-
The rotation speed can be varied smoothly by
turning electronic regulator 8, placed on the
rear of the grinder. In the table below the rec-
ommended regulator positions for the different
Area of application
1. Plastics grinding with plastic disk
and abrasive cloth (paper)
2. Wood grinding and removing
lacquer and dye coatings
3. Metal grinding with plastic disk and
abrasive cloth (paper)
4. Dust removing with cup brush
5. Rough cleaning, metal or stone cutting
6. Polishing with plastic disk and
polishing jacket
Model M 850E HD is equipped with full-wave
electronics for
- Soft start and restriction of the starting cur-
rent;
- Speed pre-selection and control.
-
WHEEL GUARD
WARNING: The wheel guard 2.1 for
grinding wheel or the wheel guard 2.2 for
cutting wheel (for grinding wheel 4.1 or cut-
ting wheel 4.2 accordingly) must always be
mounted on the machine!
Its position can be different and depends on
-
which side the auxiliary handle is placed, as well
as when the machine is mounted on a stand.
GRINDING WHEEL REPLACEMENT
Secure spindle 1 by depressing the spindle lock
button 9 provided on the gear case.
WARNING:
-
while the spindle is still rotating!
(With this button depressed turn the spindle till
its pronounced going deeper). ). Unscrew the
Regulator position
A - C
B - D
C - F
D - F
G
A - B
Never press button 9
9
-
EN