Wilo circulation pump noise - Air Source Heat Pumps (ASHPs) https://renewableheatinghub.co.uk/forums/renewable-heating-air-source-heap-pumps-ashps/wilo-circulation-pump-noise/ Questions and discussions about renewable heating and heat pumps en-GB Tue, 15 Sep 2026 21:54:14 +0000 wpForo 60 RE: Wilo circulation pump noise https://renewableheatinghub.co.uk/forums/renewable-heating-air-source-heap-pumps-ashps/wilo-circulation-pump-noise/#post-32051 Thu, 11 Jul 2024 18:28:45 +0000 Air in the system?

]]> Air Source Heat Pumps (ASHPs) Judith https://renewableheatinghub.co.uk/forums/renewable-heating-air-source-heap-pumps-ashps/wilo-circulation-pump-noise/#post-32051 Wilo circulation pump noise https://renewableheatinghub.co.uk/forums/renewable-heating-air-source-heap-pumps-ashps/wilo-circulation-pump-noise/#post-31745 Wed, 03 Jul 2024 18:19:55 +0000 We had an air source heat pump fitted back in January and though we're happy with the performance of the system, our Wilo circulation pump keeps making a loud vibrating noise that can be heard through parts of our upstairs.

This happens every few weeks, and is getting frustrating now. It's not 5 minute thing, as the noise can last for a few whole days What could be the cause? Or is it a faulty circulation pump

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