when switched on all light come on at once pilot light service light reset light eco light then they go off boiler tries to come on making some noise but does not fire on then blue light starts flashing when press reset for 2 second all lights come on boiler tries to come on but does not fire blue light starts flashing what is wrong
this boiler has display code you can refer to boiler manual,check that water pressure is 1.2 bar ,does fan run and pump ,run hot water does fan run ,if not change fan ,clean flow sensor boiler will not work if its blocked
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