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Last seen: Aug 13, 2025
Its the flow temperature for the heating circuit, it means its running a fixed flow temp and is not on weather compensation, get that changed come the...
@m1kegibson Apologies if I'm teaching grandma to suck eggs but have you confirmed the max temp drop in the controller is set to 10C? To do that you h...
Hi it’s 6 years old first issue it’s ever had.The sensor is cheap £33 it’s the HVAC engineer cost £305 plus VAT
£400 later and it’s fixed it was the T3 sensor that measures the condensed refrigerant temp it should read single figures was reading 65C and occasion...
@editor thanks Mars that’s the same table I found in the service manual it’s does feel like it’s the sensor that’s at fault. When it stopped it was r...
@editor I found some info in the service manual it could be a bad condensing temperature or pressure sensor. It shuts down the heat pump if condensi...
@editor thanks Mars just waiting for support to open at 8am
Thanks it doesn’t provide anymore info just says UD-0
Where is the heat pump controller going that will be the thermostat it just needs to be in a sensible location. If you are running weather comp the ...
@robs Thanks that's what I suspected mine definitely doesn't have it.
@carpenterstation because heat pumps are built by engineers and have not been historically developed for the average human to be able to operate, henc...
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Degrees of Separation
Latest Posts
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@jamespa Also this coming winter I am going to run my c...
By kilgorexv , 9 hours ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 12 hours ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 12 hours ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 21 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 21 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
There is scope for product development here. I for one...
By JamesPa , 23 hours ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 2 days ago
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RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 4 days ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
First time poster here but I can share my experience as...
By SCH , 5 days ago
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RE: Is it the house or the equipment?
...which, I've found out, is pretty much impossible to ...
By Majordennisbloodnok , 5 days ago
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RE: Mitsubishi Ecodan FTC6 settings
The Mitsi remote thermostat should not be plugged into ...
By F1p , 5 days ago
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RE: PV and battery long payback - sense check query
@jamespa I was just commenting on the speed, not sug...
By Batpred , 6 days ago
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