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16. Error messages (as shown on display)
If one of the error messages described above cannot be rectified by switching off Perfecta and then switching it on again,
the device must be checked by an authorized W&H service partner (see page 45) . If a total failure of the equipment occurs
caused by external circumstances, the equipment must be switched off and then on again .
Error No.
Description
Remedy
E00
Electronics overheating – safety shutdown
Switch off the equipment, cool for at least 10 minutes
and then re-start
E01
Motor handpiece overloading – Drive blocked
Connect motor handpiece or close the chuck
mechanism
E07
Foot-operated starter error initialising
Switch off the equipment, re-start, do not activate the
foot / knee control when switching on
E09
Foot-operated starter error Speed regulator (foot / knee
control unit) error
Switch off the equipment, check the connection of the
foot control, restart
E19
Run limiting control
Switch off the equipment and re-start
E99
System failure
Switch off the equipment and re-start