GMC GSDS1800, Manual

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Probleemopsporing
Probleem Mogelijke oorzaak Oplossing
While core drilling the core drill has locked/jammed in the material Excessive pressure on tool at the point of breakthrough in the
material Reduce pressure before breakthrough
Hammer mode is ON Ensure hammer mode is OFF to prevent damage to cutting teeth and
reduce possibility of jamming
Core drill is not suitable for drill Ensure the core drill max speed and diameter are compatible with the drill
Large build-up of debris inside core drill while operating Regularly empty this build-up of debris to ensure safe operation
Drill is uncomfortable to use due to vibration Tool is being used for too long Take frequent breaks and read the sections in this manual regarding
vibration
Tool will not start No power, fuse blown, or circuit breaker tripped Check and replace fuse if necessary or reset circuit breaker. In the
event the fuse blows after replacing or the circuit breaker trips again
immediately contact an authorised GMC service centre
Power cable damaged Contact an authorised GMC service centre
ON/OFF Trigger Switch faulty Contact an authorised GMC service centre
Faulty motor Contact an authorised GMC service centre
Slow rotation speed Tool is overheating Switch the tool OFF and let it cool down to room temperature. Inspect and
clean the ventilation slots
Slow rotation speed or no rotation plus possible visible sparking from
motor vents Carbon brushes worn Contact an authorised GMC service centre to have the carbon brushes
replaced
Internal moving parts excessively worn Contact an authorised GMC service centre
Chisel mode not breaking material Material too dense or thick Drill not suitable for material or thickness
Chisel tip worn Replace Chisel
Drilling performance poor with masonry Hammer mode not selected Enable hammer mode
Drill bit tip worn or damaged Replace SDS Plus drill bit
Very dense material Drilling speed will be slow in such material. A smaller pilot drill can be
drilled first to speed up the drilling process
Bits not fitting easily into SDS Plus Chuck (1) Debris and dirt getting into Chuck Clean out Chuck by facing downwards and vacuuming while operating
the chuck as if to insert bits. Ensure dust guard is used to prevent debris
entering Chuck
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