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Mend Ideal Classic Combi NF 280 Temperature Overheat

ideal classic combi nf 280?

ch overheat stat keeps tripping.water temp gets very hot while showering and then trips, does not matter if set to DHW only or CH/DHW. i have changed dhw preheat,control and overheat stats. CAN ANYONE HELP?

John
September 2009
IdealIdeal Classic Combi NF 280Heating, Home Heating SystemsCombi Temperature Overheat
boiler lights runs for 2 mins then pilot light and boiler go off together and then wont relight

RICHARD
November 2011
thanks for your response. tried pump, working o.k

john
September 2009
sound lke the water is not ging through the heat exchanger fast enough so gets too hot, check the pump

erj
September 2009

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Ideal Classic Combi NF 280 - Overheat Issue