Foster 7316-000 - Manual (Page 8)

21
The cooker hob is equipped with sensors to protect it against overheating. If overheating occurs,
the cooking zones closest to the control panel turn off.
ERROR CODE ERROR DESCRIPTION SOLUTION
ER03 +
CONTINUOUS
BUZZER Continuous activation of the sensors
(BUTTONS) for more than 10 seconds, due to
the presence of objects or liquids on the glass
in the touch-control area. Dry off the water and remove the
objects from the sensor surface.
If
the problem persists, CONTACT THE
AUTHORISED TECHNICAL ASSISTANCE
CENTRE - SPECIFY THE ERROR CODE
ER20 Microcontroller memory malfunction CONTACT THE AUTHORISED
TECHNICAL ASSISTANCE CENTRE -
SPECIFY THE ERROR CODE
ER21 This message appears at the end of the control
cycle that verifies potential overheating of the
touch-control compartment. CONTACT THE AUTHORISED
TECHNICAL ASSISTANCE CENTRE -
SPECIFY THE ERROR CODE
U400 Secondary circuit voltage too high (primary
circuit voltage > 300 V). The touch-control
turns off after 1 second and a continous buzzer
sounds. This may be due to: 1) excessive
voltage supply 2) faulty connection of the
cooker hob to the mains electricity 1) CONTACT THE AUTHORISED
TECHNICAL ASSISTANCE CENTRE -
SPECIFY THE ERROR CODE 2) Contact
an electrician to inspect the electrical
circuit.
ER22
Control board malfunction relevant to the
selection sensors or touch-control supply
voltage beyond the limits. CONTACT THE AUTHORISED
TECHNICAL ASSISTANCE CENTRE -
SPECIFY THE ERROR CODE
ER36
Short-circuit in the touch-control temperature
sensor. CONTACT THE AUTHORISED
TECHNICAL ASSISTANCE CENTRE -
SPECIFY THE ERROR CODE
ER40 Touch-control secondary voltage too low and
primary circuit PTC temperature too high CONTACT THE AUTHORISED
TECHNICAL ASSISTANCE CENTRE -
SPECIFY THE ERROR CODE
Safety function and error signals