Weekly...
check that the operating lever and safety tab are working properly
•
use dry compressed air to blow the motor compartment out from the outside
•
check the underside of the magnet for scratches, pressure points or cracks and have the magnet repaired
•
by the manufacturer if necessary
in particular, consider the motor LED and change the carbon brushes if necessary
•
Monthly...
check the markings and labelling on the core drilling machine for legibility and damage and replace if
•
necessary
clean all the sliding surfaces regularly, re-lubricate them and set the pre-tension of the slide
•
Once a year...
replace the gear oil or gear grease.
•
Maintenance, testing and repair work may only be carried out by qualified electricians according to the regulations
valid in the respective country.
Only use genuine ALFRA spare parts.
An overview of spare parts can be found at the end of this operating manual.
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