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Saz
Saz
@saz
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Reputable Member
Joined: Sep 15, 2021
Last seen: Mar 17, 2025
Profile Activity
Topics: 3 / Replies: 116
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Reply
RE: Renewable Heating YouTube channel

@editor The Sero homes project near to where I live looks amazing 🙂

4 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: RETURN TEMP CONSISTENTLY HIGHER THAN FLOW TEMP

Hi Scott, I have this problem on my UFH and have repeatedly mentioned this to my installers but have had no satisfactory investigation into it (I'm ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat recovery systems

How does a MHRV unit affect a heat loss calculation? I'm pretty sure most are only 50 - 80% efficient so some heat must be lost right? Even in complet...

4 years ago
Forum
Well & Truly Off The Grid
Reply
RE: Circulation pump issues

Ok, so the work outstanding to refit the strainer and finish flushing the system has been booked, but then get another email saying I will have to all...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Circulation pump issues

@editor Ha ha yes ok! I retract my comment, it's just I'm feeling in a bit of a David versus Goliath situation with my installers and other parties at...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Circulation pump issues

@barrystables1 I did say this might be the case in a previous post, i.e that it might be that the compressor is blocked from running and not actually ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Circulation pump issues

@editor I think I remember reading a while back about another member who had to go down a legal avenue. Any idea who that law firm was? This whole sit...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Circulation pump issues

Vaillant have been out and repeatedly drained the system until filter stayed less blocked, and have asked another company to finish the work but I can...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Circulation pump issues

@derek-m I'm too afraid to touch anything but will ask a Vaillant engineer to look at it asap.

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Circulation pump issues

@derek-m What is a reasonable timescale to ask for a resolution given the fact I have no hot water (I will ask Vaillant about if the circ pump can be ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Circulation pump issues

@heat-pump-newbie Yes, the installer did it. Well-meaning I guess as they were fed up repairing leaks but Vaillant seem to think it's affected the flo...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Circulation pump issues

@editor Sorry, I should have said they replaced the buffer but altered some pipework I think. That latest repair has caused the whole system to break ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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