Attaching The Grinding Wheel - Metabo W 720-100 Manual Original

en ENGLISH
12 Clamping screw
* depending on equipment/not in scope of delivery
6. Commissioning
Before plugging in, check to see that the rated
mains voltage and mains frequency,
as stated on the rating label, match your power
supply.
6.1 Attaching the additional handle
Always work with the additional handle
attached (7)! Attach the additional handle
on the left or right of the machine and secure.
6.2 Install safety guard
For safety reasons, always use the safety
guard provided for the respective wheel! See
also chapter 10.
Safety guard for grinding
Designed for work with roughing wheels, flap
sanding pads, diamond cut-off wheels.
See page 2, illustration C.
- Loosen the clamping screw (12) until the clamping
ring (11) on the safety guardexpands sufficiently.
- Place the safety guard (8) in the position
indicated.
- Turn the safety guard until the closed section is
facing the operator.
- Tighten the clamping screw (12) firmly. Make sure
that the guard is seated securely - you should not
be able to turn the safety guard (8).

7. Attaching the grinding wheel

Disconnect the mains plug before changing
any accessories. The machine must be
switched off and the spindle at a standstill.
For reasons of safety, attach the parting guard
before performing parting work
(see chapter 10. Accessories).
7.1 Locking the spindle
- Press in the spindle locking button (3) and turn the
spindle (2) by hand until the spindle locking button
engages.
7.2 Placing the grinding wheel in position
See illustration A on page 2.
- Place the supporting flange (1) on the spindle. The
flange should not turn on the spindle when
properly attached.
- Place the grinding wheel on the support flange (1).
The grinding wheel must lay flat on the supporting
flange. The metal flange on the parting grinder
disc must lay flat on the support flange.
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Use only accessories that
are covered by at least
3.4 mm by the safety guard.
7.3 Securing/Releasing the clamping nut
Securing the clamping nut (9):
The 2 sides of the clamping nut are different. Screw
the clamping nut onto the spindle as follows:
See illustration B on page 2.
- A) For thin grinding wheels:
The edge of the clamping nut (9) faces upwards
so that the thin grinding wheel can be attached
securely.
B) For thick grinding wheels:
The edge of the clamping nut (9) faces
downwards so that the clamping nut can be
attached securely to the spindle.
- Lock the spindle. Turn the clamping nut (9)
clockwise using the 2-hole spanner (10) to
secure.
Releasing the clamping nut:
- Lock the spindle (see chapter 7.1). Turn the
clamping nut (9) anticlockwise using the 2-hole
spanner (10) to unscrew.
8. Use
8.1 Switching On and Off
Always guide the machine with both hands.
Switch on first, then guide the accessory
towards the workpiece.
The machine must not be allowed to draw in
additional dust and shavings. When switching
the machine on and off, keep it away from dust
deposits. After switching off the machine, only place
it down when the motor has come to a standstill.
Avoid inadvertent starts: always switch the
tool off when the plug is removed from the
mains socket or if there has been a power cut.
In continuous operation, the machine
continues running if it is forced out of your
hands. Therefore, always hold the machine with
both hands using the handles provided, stand in a
safe position and concentrate.
Machines with slide switch:
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Switching on: Push the slide switch (4) forward.
For continuous activation, now tilt downwards until
it engages.
Switching off: Press the rear end of the slide
switch (4) and release.
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