22
6 Faults, potential errors
Fault/error; cause; remedy
Fault/error
Laboratory hotplate does not
start, cooking plate does not
heat up.
No residual heat display
Operating display is not illumi-
nated;
The cooking plate cannot be
switched off
Cause
No power supply
Energy regulator is de-
fective.
Cooking plate is defecti-
ve;
Indicator light is defecti-
ve.
Indicator light is defecti-
ve.
Energy regulator is de-
fective.
Remedy
Check the power supply cable with its plug;
check the fuse of the socket's electrical circuit,
replace if necessary
Disconnect the laboratory hotplate by pulling
the power plug from the power supply;
send the laboratory hotplate to be repaired
Disconnect the laboratory hotplate by pulling
the power plug from the power supply;
send the laboratory hotplate to be repaired
Attention - Risk of burns!
Disconnect the laboratory hotplate by pulling
the power plug from the power supply;
send the laboratory hotplate to be repaired
Disconnect the laboratory hotplate by pulling
the power plug from the power supply;
send the laboratory hotplate to be repaired
Disconnect the laboratory hotplate by pulling
the power plug from the power supply;
send the laboratory hotplate to be repaired