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34 | GB
18. Trouble shooting
Fault
Possible cause
Remedy
Diamond cutting disc comes
off when motor is deactivated.
Fastening nut not tightened properly
Tighten fastening nu
when motor is deactivated.
Failure of mains circuit-breaker
Check mains circuit-breaker
Extension cable defective
Replace extension cable
Connection with motor or switch is
not OK
Have it checked by an electrician
Motor or switch Is defective
Have it checked by an electrician
Motor has no output
Cross-section of the extension cable
Is not sufficient
See electrical connection, the fuse has blown
Overloading
Check tool
The diamond cutting wheel is dull
Replace the diamond cutting wheel with a
new one
The motor switches off during
work
The motor switches off due to over-
loading, e.g. from excessive cutting
depth.
Wait until the motor has cooled down (5-10
minutes), then switch it on again.
The pump shuts off
The pump switches off due to over-
loading, e.g. due to heavy contami-
nation.
Immediately shut down the machine. Clean
the pump and restart the machine after ap-
prox. 5-10 minutes. Attention! Never perform
dry cuts!
The cutting process is not
optimal
The cutting wheel is too heavily
stressed
Use a suitable cutting wheel, reduce cutting
pressure
Diamond segments are too dull
Sharpen the cutting wheel
The cutting wheel has overheated
due to insufficient cooling water.
Optimise the cooling water supply
