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Had a quick look at it , didnt have a multim with me . Power up and pump runs without a demand . Put a demand on , nothing happens pump just keeps running no power at aps or fan ? Any ideas anyone . Thanks ....

hi ,brittony combi se, dumping pressure out of prv valve but only on heating, if heating is not used hot water works ok , and keeps pressure , when heating is used the pressure leaks out of prv ,, ?

hi, can anybody share any information about digital pumped showers, i have been asked to fit one for a client , i have fitted a few digital showers ,but not one with a built in pump, for gravity. anyhow the client phoned me yesterday and said he has heard the pressure is not as good as a...

hi , help .changed a diverter valve for no hot water, all okay ,called back two days later not firing on hot water, microswitch not fully engaging, could it be differential

hi can someone enlighting me , ravenheat csi 85 b(t). no central heating hot water ok. when i pull one wire from central heating sensor and reconnect ch fires for 30 secs. or so if i pull the stat offv the pipe ch stays on. so i have changed sensor but still got same prob. phoned tech and they...