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Last seen: Nov 3, 2025
@editor yes all running again fine. House is very warm, but I think this is due to radiator balancing. Its amazing the difference balancing them has m...
@kundk I posted on the forum a link to doing heat loss. You can just make a copy to do it yourself, room by room. That'll give you an idea.
@markc when i asked they just said they didn't do it. I imagine they cant be bothered with the admin required.
@markc I wasn't able to get the MMSP - I just cant find an installer who will do it
@heacol Graham hendra is on this forum. I'd be very interested on his take, given he was the one who supplied everything to my installer. @grahamh
Now fixed - pulled out the filter and it was completely gunked up with crap. Washed it out, popped it back in and reset the unit. No issues, all runni...
@heacol yes - it trys for a bit, you can hear the water flowing, but then it stops and pulls the error message
@heacol I've reset it several times - it works for a bit, then conks our again with E8 fault (low flow rate). E0 is just E8 three times in a row.
@editor plumber will be here later in the day and i've asked him to show me how to do it myself. House was pretty good overnight and seems to have hel...
At this exact moment I have an E0 low flow fault on my system. Essentially it refuses to run as it thinks the flow rate is too low for the pump... So ...
@porthy your hot water (not your heating) is set to 38°? If that's true, that's your problem right there. Any cold in the tank is going to drop it rig...
@heacol I had a look in the loft and the buffer tank just has one pipe. Also below is a list I was left from the Freedom HP install of what they insta...
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Latest Posts
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Not a problem; that’s why I left it as it was. The pers...
By Majordennisbloodnok , 2 hours ago
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RE: To re-pipe or not to re-pipe? Moving from oil boiler to air source heat pump.
@penval, really useful update. After all the discussion...
By Mars , 11 hours ago
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RE: Who's your electricity provider and what's your tariff?
@papahuhu I prefer to look at it simplistically. We d...
By Old_Scientist , 1 day ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
D'oh - of course. I shouldn't post before my brain is f...
By Old_Scientist , 2 days ago
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 2 days ago
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RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
By JamesPa , 2 days ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 2 days ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 2 days ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 2 days ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 3 days ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 4 days 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 , 4 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 5 days 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 , 5 days ago



