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9 Trouble-shooting
Message Possible cause Solution
▪ «E79/F27» ▪ The water system is
not emptied due to a
power failure during
operation.
▸ About 2minutes after the display has
illuminated, acknowledge this by
touching the button.
▸ The appliance can then be operated
again as usual.
▪ Valve is not tight. ▸ Shut off the water supply.
▸ Note down the serial number (SN) of
the appliance (see page 66) and
contact Customer Services.
9.2 Other possible problems
Problem Possible cause Solution
▪ Appliance is
not working
▪ A household fuse or
circuit breaker has
tripped.
▸ Change the fuse.
▸ Reset the circuit breaker.
▪ The fuse or circuit
breaker keeps blow-
ing.
▸ Contact Customer Services.
▪ Interruption in the
power supply.
▸ Check the power supply.
▪ Demo mode is
switched on.
The demo mode can only be switched
off with the security code.
▸ Contact Customer Services.
▪ Appliance is faulty. ▸ Contact Customer Services.
▪ Illumination is
not working
▪ LED light bulb is de-
fective.
▸ Contact Customer Services.
▪ Cooking time
seems longer
than usual
▪ Appliance only has a
one-phase connec-
tion.
▸ Connect appliance with a two-phase
connection.
▪ Steam is not
visible during
steam cycle
▪ The temperature of
the cooking space is
over 100°C.
No solution required: steam over
100°C is not visible.
63
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