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Brendon Uys
@heacol
Contributor
Prominent Member
Joined: Aug 6, 2021
Last seen: Oct 1, 2025
Profile Activity
Topics: 3 / Replies: 411
AllTopicsReplies
Reply
RE: Air source heat pump performance

@derek-m That is what it was this morning with an ambient temperature od 3 deg C and an room temperature of 21 deg C, because the system runs continuo...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air source heat pump performance

@caroline2000 Hi, it seams like there are some serious problems with your system, the radiators should get warm when the heat pump is on. Unfortunatly...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Using Annual Gas Consumption to understand what an ASHP may consume in electricity

@derek-m 😆 👍

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Worcestershire ASHP

@batalto B e my guest, ask him, I do not agree with how he designs and seel systems. They are designed and sold, so he does not get a telephone call, ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Using Annual Gas Consumption to understand what an ASHP may consume in electricity

@jeff Same thing

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Using Annual Gas Consumption to understand what an ASHP may consume in electricity

If the system is designed and operated properly, you should cut about 20-30% off that.

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air source heat pump performance

@caroline2000 Your high temperature is fine buy the low needs to come down to about 20 at 20 Deg C. The thermostats must be at about 30 deg C and no t...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air source heat pump performance

@caroline2000 You need to set the controller to run on a weather compensation curve of about 20 Deg C flow temperature at ambient 18 Deg C and 45 deg ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP in Hampshire

@jeff Based on those figures, I am drastically undercharging!!

4 years ago
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Air Source Heat Pumps (ASHPs)
Reply
RE: Fine tuning your ASHP performance

@markc I can guaranty that your pipework will be wrong. Installing these valves it is the equivalent of driving your car with a potato up its exhaust ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP in Hampshire

@batalto Have you turned your thermostats and TRV's up full?

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP in Hampshire

@batalto Turn all your TRV's or thermostats up to max, then switch it off and on again, and it will work.

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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