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newhouse87
@newhouse87
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Joined: Mar 15, 2023
Last seen: Jan 5, 2026
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Topics: 2 / Replies: 232
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RE: Heat pumps and on/off working - starting to quantify it

@jamespa hmm, was thinking it was simple question with maybe not so simple answer. House newly built very well insulated. Monitoring the house at 21 a...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pumps and on/off working - starting to quantify it

@derek-m suppose instantaneous as in ever over a day period to keep house at 22 from 7am to 10pm, difference between 21 and 22 for the day kwh?

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Heat pumps and on/off working - starting to quantify it

for a far less knowledgeable poster like me, in plain language as a %?

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Heat pumps and on/off working - starting to quantify it

does anybody have idea how much extra electricity is used from having house at 22 instead of 21. Women are cold creatures. 10%?

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pumps and on/off working - starting to quantify it

Probably the most important discussion in heatpump usage. Nearly all installers just put in stats and leave them turn off and on the heatpump at will...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Numerous issues – 11kW Daikin Altherma 3

Just last update, turns out a small number alterma2 hps left factory with room frost protection enabled when i should be disabled,enabled on older mon...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Numerous issues – 11kW Daikin Altherma 3

anyway ext rt was ok. Happened again this morning at 6am, only noticed which proves my point no call for heat, thermostat main a is off when this is h...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Numerous issues – 11kW Daikin Altherma 3

Has the system been told to refer to EXT RT ( this can be found in installer settings, System layout, Standard, Control method ) assuming your using 3...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Numerous issues – 11kW Daikin Altherma 3

@derek-m Sorry that's my irish way, i mean its unlikely coming on because i have only 1 dhw schedule? I tried equilibrium adjustment at daytime and 11...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Numerous issues – 11kW Daikin Altherma 3

Hardly coming on because im only using 1 dhw schdeule now? I took off reheat.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Numerous issues – 11kW Daikin Altherma 3

Good Morning A sensor out of range could cause this but also the unit does like to use the BUH if the outdoor is close to the time out range in DHW...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Numerous issues – 11kW Daikin Altherma 3

@derek-m set back few weeks ago, maybe 3. January was pretty cold too around here.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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