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by willard
Tue Oct 28, 2008 10:40 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Potterton Puma 80 - Hot Water works but no central heating??
Replies: 2
Views: 9442

Thanks for you reply. No CH again this morning - it seemed to be working again last night. I have tried your suggestion of turning off the mains and running HW, but still no joy. Water pressure in the system seems to be ok: 1.5 bar, which is where it should be. I even tried bleeding some of the rads...
by willard
Mon Oct 27, 2008 9:09 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Potterton Puma 80 - Hot Water works but no central heating??
Replies: 2
Views: 9442

Potterton Puma 80 - Hot Water works but no central heating??

Hi there I have a Potterton Puma 80 combi boiler. Over the last couple of days I have had an intermittent fault with the central heating where it has failed to come on at times. The hot water seems to be working OK but the CH has failed to kick in, both on timer and when flicking the switch across t...
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