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View the thread, titled "Air in CH & HW system" which is posted in Air Sourced Heat Pumps Advice Forum on UK Plumbers Forums.

H

hewie

Hi All
Found time to sit down at last for my first post. Problem (prob obvious to you seasoned campaigners), keeping it short. I moved my boiler from kitchen to garage, also from gravity HW to fully pumped using 2 zone valves. The pump is in airing cupboard with the inlet directly from the boiler and outlet feeding the 2 zone valves. I cant get rid of the whooshing noise that comes from the pump at regular intervals, also pipework sounds like a waterfall sometimes.
Should I have plumbed the pump into the "H" somewhere as it seems its pulling air from the vent

Thanks in anticipation

hewie
 
If you have not changed the vent and cold feed from the gravity set up ,you will need to do so as probabably pumping over in header tank,or pulling down vent,as you say fit 'H' pipework setup above pump in airing cupboard
 
Thanks puddle, I'll do that the weekend
hewie

just a thought puddle, I've got seperate pipes, one safety vent and one feed to the pump. Will I have to link the two
Cheers
hewie
 
Last edited by a moderator:

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Air in CH & HW system
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Air Sourced Heat Pumps Advice Forum
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