Last seen: Jan 5, 2026
@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...
@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?
for a far less knowledgeable poster like me, in plain language as a %?
does anybody have idea how much extra electricity is used from having house at 22 instead of 21. Women are cold creatures. 10%?
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...
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...
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...
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...
@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...
Hardly coming on because im only using 1 dhw schdeule now? I took off reheat.
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...
@derek-m set back few weeks ago, maybe 3. January was pretty cold too around here.
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