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  1. D

    potterton combi 80 locks out after a shower???????

    You appear to have 4 problems with your system I will try and answer them one at a time. IF YOU CAN SMELL GAS BY YOUR FRONT DOOR WHY ARE YOU WASTING TIME POSTING HERE TURN OFF YOUR GAS AT THE METER AND PHONE TRANSCO "NOW" 0800 111 999. BEFORE YOU BECOME HOMELESS. :cry: 1, rads...
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    valve stuck?

    There seems to be some confusion on how the potty pumas work. I will try & keep it as simple as possible. but pay attention I will test you on it tomorrow :( 1, there is only one heat exchanger unit but divided into two. So there are 4 pipes. flow and return pipes for the domestic hot...
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    valve stuck?

    Breezer, Your boiler is a later model than the ones I have worked on so i do not think i can help you any more, as the boiler is not in frount of me :cry: As the pump is now free all I can say is reset the boiler so the light goes out, and then try it agian with the C.H. set at a lower...
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    valve stuck?

    Breezer, I was trying to avoid writing a book on how the puma works, as I said the puma does not need the pump to run to get hot water. you will still get hot water with a jammed pump, but the heating will not work. because the boiler does not normally run that long on hot water the...
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    valve stuck?

    Breezer, you say the boiler is a potty 100e this narrows it down to about half a dozen boilers, but from your problems I will guess that it is the Puma 100e. You say that as you have got lots of hot water the pump must be running, not so, this boiler does not need the pump to run for the...
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