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Error
Code
ER03&
Constant use of buttons; will
Continuou
silence automatically in 10
s signal
sound
ER20
To prevent overheating damaging
the electronic elements,
ER21
the control unit interrupts power
after inspection.
Faulty Button evaluation. The
ER22
control unit will cut off the circuit
after 3.5 - 7.5 seconds.
ER36
NTC value is incorrect
Secondary operational voltage is
low with respect to the defined low
ER40
voltage at least for 5 seconds
(1.8V<Uinterruption<2.9V)
Secondary voltage of the power
unit to high (primary>300 V). The
U400
control unit shall turn off after
buzzing for 1 second.
Description
seconds.
Flash Error
Potential Cause for
Error
Water or cooking utensils
on the glass over the
control unit
C-Error
When overheated, the
standard algorithm is
reached.
The electronics
environment temperature
still too high.
Intermittent connection
between short circuit or
button evaluation
NTC open or shorted
Primary PTC is
overheated
The control unit
connection is faulty.
Clearing Error
Cleaning the appliance surface
Replace the control unit
Wait for cooling down. Check
for overheating.
Replace the control unit
Replace the control unit
Remove the Control Unit from
the power unit
Connect to the mains supply
correctly.
EN 45
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