HI HOPE SOMEONE CAN HELP ME MY PROBLEM IS MY RADIATORS ARE WORKING UP STAIRS BUT NOT DOWN STAIRS THE PUMP IS OK BUT I HAVE NOTICED THAT THE RETURN PIPE TO BOILER IS COLD . IF YOU TURN OFF ALL UPSTAIR RADS THE ONES DOWN STAIRS DOES WORK APART FROM ONE COULD THE PROBLEM BE A BLOCKAGE IN THE RETURN PIPE? IF IT IS HOW DO YOU UN BLOCK IT THANKS ,JIM
Last edited by jimbobain on Sat Nov 29, 2008 4:12 pm, edited 1 time in total.
thanks for your reply pump was bled but still same problem when the pump was changed it was from a grundfos selectric 15-50 to a flowson, spec for both are the same ( but flowson cheaper) could this be the problem?hope you can help cheers
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