Graphite 58G878, Instruction Manual

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14
Impact drilling – set the operation mode switch ( 5 ) to position marked with the drill-and-hammer
symbol.
Chiselling – set the operation mode switch ( 5 ) to position marked with hammer symbol.
Pos0 – position for setting chisel in desired position (chiselling) ( fig. E ).
Do not try to change position of the working mode switch when the demolition hammer motor is
operating. Such behaviour can cause serious damage of the demolition hammer.
During operation small quantities of grease may come up from between the working tool and SDS
chuck. This is normal.
CARBON BRUSHES WEAR INDICATOR
In case the carbon brushes wear indicator (10) lights up, stop working immediately and replace
carbon brushes.
OPERATION AND MAINTENANCE
Unplug the power cord from mains socket before commencing any activities related to installation,
adjustment, repair or maintenance.
● Always keep the hammer drill clean.
Wipe the device with a dry piece of cloth or blow with stream of compressed air.
●
When cleaning never use petrol, solvents or detergents that could damage plastic parts. ●
Always keep the ventilation holes on the motor case of demolition hammer unobstructed. ●
Store the demolition hammer in dry place, beyond reach of children. ●
REPLACEMENT OF CARBON BRUSHES
Replace immediately worn out (shorter than 5 mm), burnt or cracked motor carbon brushes.
Always replace both brushes at a time.
Entrust replacement of carbon brushes only to a qualified person. Only original parts should be
used.
All faults should be repaired by service workshop authorized by the manufacturer.
TECHNICAL PARAMETERS
RATED PARAMETERS
Hammer drill
Parameter Value
Supply voltage 230 V AC
Input current frequency 50 Hz
Rated power 1700 W
Idle rotational speed 160 – 320 rpm
Impact rate 950 – 1900 spm
Impact energy 27 J
Working tool shank SDS-Max
Maximum drilling diameter Concrete 50 mm
Protection class II
Weight, w/o accessories 11.05 kg
Year of production 2014