Hi Bryn, if it is the model with green neons,then F3 is not heating.The faults are:Heating element faulty,relays on pcb faulty or NTC fluctuation.I would think the in line heater element is open circuit.Turn off the power and you can check continuity with a meter if o/c then a new heater is required.The part no:
481225928684 and they are £70 plus vat and postage.
All the best.
Foxy
August 2008
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