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Noise Emission / Vibration
The indication of noise emission is measured according to EN 62841-3-6.
The level of acoustic pressure on the work place could exceed 85 dB (A); in
this case protection measures must be taken.
Wear ear protectors!
In Case of Malfunction
In case of breakdown, switch the machine off and
disconnect the plug from the mains. Repairs on the
electric parts of the tool may only be done by an electric
specialist.
Trouble Shooting
Error
machine does not
work
motor runs, drill bit
does not rotate
drilling speed too
slow
water drops out of
the gearbox housing
Motor runs
counterclockwise
Possible Cause
mains current supply interrupted
line cord or plug damaged
switch damaged
gearbox damaged
water pressure / water flow rate
too high
drill bit damaged
gearbox damaged
drill bit is blunt
shaft sealing rings damaged
Phases distorted
Error Recovery
plug in another electric
appliance and check the
functioning
have it checked by an electric
specialist and replaced if
necessary
have it checked by an electric
specialist and replaced if
necessary
have the tool repaired by an
authorised service workshop
regulate the water quantity
check if drill bit is damaged and
replace it if necessary
have the tool repaired by an
authorised service workshop
sharpen the drill bit with a
sharpening block while using
the flush
have the tool repaired by an
authorised service workshop
Turn the phases in the plug
(phase reversing plug) using a
screwdriver - see fig. page 27
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