Before Starting The Equipment - Maestro MRH 900 Originalbetriebsanleitung

Additional information for electric power tools
mWarning!
The specified vibration value was established in
accordance with a standardized testing method. It
may change according to how the electric equipment
is used and may exceed the specified value in
exceptional circumstances.
The specified vibration value can be used to compare
the equipment with other electric power tools.
The specified vibration value can be used for initial
assessment of a harmful effect
Keep the noise emissions and vibrations to a
minimum.
Ÿ Only use appliances which are in perfect working
order.
Ÿ Service and clean the appliance regularly.
Ÿ Adapt your working style to suit the appliance.
Ÿ Do not overload the appliance.
Ÿ Have the appliance serviced whenever necessary.
Ÿ Switch the appliance off when it is not in use.
Ÿ Wear protective gloves.
Residual risks
Even if you use this electric power tool in
accordance with instructions, certain residual
risks cannot be rules out. The following hazards
may arise in connection with the equipment's
construction and layout:
1. Lung damage if no suitable protective dust
is used.
2. Damage to hearing if no suitable ear protection
used.
3. Health damage caused by hand-arm vibrations
the equipment is used over a prolonged period
is not properly guided and maintained.

5. Before starting the equipment

Before you connect the equipment to the mains
supply make sure that the data on the rating plate
are identical to the mains data.
Always pull the power plug before making
adjustments to the equipment.
Check the drilling point for concealed electrical
cables, gas and water pipes using a cable/pipe
detector.
5.1 Additional handle (Fig. 2 – Item 6)
For safety reasons you must only use the
hammer drill with the additional handle.
The additional handle (6) enables you to achieve
better stability whilst using the hammer drill. The
machine must not be used without the additional
handle (6) for safety reasons.
The additional handle (6) is secured to the hammer
drill by a clamp. Turning the handle anti-clockwise
(looking from the handle) will release the clamp.
Turning the handle clockwise will tighten the clamp.
First release the additional handle clamp. You can
then swing the additional handle (6) into the most
comfortable working position for you. Now turn the
additional handle in the opposite direction again until
the additional handle is secure.
5.2 Depth stop (Fig. 3 – Item 7)
The depth stop (7) is held in place by the additional
handle (6) by clamping. The clamp can be released
and tightened by turning the handle.
Ÿ Release the clamp and fit the depth stop (7) in the
recess provided for it in the additional handle.
Ÿ Set the depth stop (7) to the same level as the drill
bit.
Ÿ Pull the depth stop back by the required drilling
depth.
Ÿ Turn the handle on the additional handle (6) until it is
secure.
Ÿ Now drill the hole until the depth stop (7) touches the
workpiece.
5.3. Tool insertion (Fig. 4)
Ÿ Clean the tool before insertion and apply a thin
coating of drill bit grease to the shaft of the tool.
Ÿ Pull back and hold the locking sleeve (2).
Ÿ Insert the dust-free tool into the tool mounting as far
as it will go whilst turning it. The tool will lock itself.
Ÿ Check that it is properly secure by pulling the tool.
5.4 Tool removal (Fig. 5)
Pull back and hold the locking sleeve (2) and remove
the tool.
5.5 Dust collection device (Fig. 6)
Slide the dust collection device (a) over the drill bit
before carrying out any hammer drilling vertically
above your head.
6. Starting up
mImportant.
To prevent all danger, the machine must only be
held using the two handles (6/8). Otherwise there
may be a risk of suffering an electric shock if you drill
into cables.
6.1 Switching on and off (Fig. 1)
To switch on:
Press the control switch (4).
To switch off:
Release the control switch (4).
6.2 Hammer stop facility (Fig. 7)
The hammer drill has a hammer stop facility for
gentle initial drilling.
Ÿ Turn the rotary switch for the hammer stop facility (5)
to position (B) to switch off the
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