WAS HAVING LOW PRESSURE WARNING LIGHT ON, SO HAVE REPLACED WATER PRESSURE SWITCH, NOW GOT HOT WATER, BUT HEATING ONLY LASTS FOR APROX 1 MIN THEN THE BOILER SHUTS DOWN AND LOW PRESSURE LIGHT COMES BACK ON. I HAVE DRAINED THE BOILER THEN TOOK THE SWITCH THEN PUT IT ALL BACK TOGETHER AGAIN, JUST IN CASE I DID SOMETHING WRONG THE FIRST TIME,
REFILLED THE SYSTEM THEN FIRED THE BOILER BACK UP AND THE SAME HAPPEND... HOT WATER OK HEATING APROX 1 MIN...
SO HELP PLEASE...

WINCY..., November 2008

Potterton puma 80 combi, pilot light goes out after a while, changed pilot light assembly because existing perorated

John.L, December 2008

Spot on... Bled the pump. We have heat again.

Thanks

wincy, November 2008

it could be air locked or blocked also can you tell if pump is working

arthur, November 2008