these are the results of a google search
Error codes
F01 Short Circuit-Motor Triac
F02 Motor jammed or tachogenerator detached
F03 Temp probe o/c or s/c
F04 Pressure switch jammed on reset
F05 Pressure switch jammed on trip
F06 Programme selector management error
F07 Heater relay stuck
F08 Heater relay cannott be activated
F09 Incompatable eeprom
F10 Pressure switch not sensing correctly
F11 Pump cannot be be activated.
F12 LCD Display module and main module not communicating correctly.
Also this response
F02 Motor jammed or tachogenerator detached
usually a loose taco on the back of the motor push it back in with your thumb
May be something loose or motor failure or even mainboard failure.
If you do have a look ensure electricity is OFF