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JamesPa
JamesPa
@jamespa
Moderator
Illustrious Member
Joined: Apr 3, 2023
Last seen: Aug 16, 2026
Topics: 27 / Replies: 5235
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RE: Anyone able to provide some feedback before I make my finale decision? Samsung vs Baxi vs Vaillant

You are right to be cautious about the AI analysis, definitely contains some BS. Once you have a preliminary decision feel free to post it and the ra...

1 year ago
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RE: Hitachi Yutaki SCombi Heat Pump - Thermal Off's

Weird. This implies that the switch from heating mode to cooling mode is after this 5 minute period, in which case whats the 3 minute previous previo...

1 year ago
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RE: Hitachi Yutaki SCombi Heat Pump - Thermal Off's

Where does the heat during the 5 min period go, to the evaporator to de-ice or to the heating system (which makes no sense). Is the water pump runnin...

1 year ago
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RE: Newbie: utterly confused with my Mitsubishi Zubadan air source heat pump running on 55C set flow temperature

It might actually account for more defrosts because the compressor is working harder. On the positive side it should cycle less at mild temperatures!...

1 year ago
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RE: Hitachi Yutaki SCombi Heat Pump - Thermal Off's

Interesting. What does the water pump do during this. I understand the compressor stopping, its will need to do that to switch from heating to coo...

1 year ago
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RE: Performance of Heat Pumps in Mild Weather

I have not yet seen a set of performance curves for a heat pump with more than a factor of 3 between max output (at say OAT - 2C) and min output (at s...

1 year ago
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RE: Newbie: utterly confused with my Mitsubishi Zubadan air source heat pump running on 55C set flow temperature

Its actually very cold at night just at present, mine is runnoing at upper 30s flow temperature and going into defrost mode overnight! Looks like...

1 year ago
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RE: Ecodan consuming 100kwh per day in new build!!!

Sorry to hear this is not yet fixed but please do keep posting as those here can help. At present its actually very cold at night despite the warm da...

1 year ago
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RE: Newbie: utterly confused with my Mitsubishi Zubadan air source heat pump running on 55C set flow temperature

Sorry to hear this, it shouldn't happen! Did the installers bump up the WC curve again and/or reinstate control by thermostat, undoing all your good...

1 year ago
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RE: Help me keep the faith with my air source heat pump installation

Which, if you are right (which you may be), is unfortunate to say the least, because climate change and the catastrophic effects it is certain to have...

1 year ago
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