Last seen: Nov 30, 2025
@adamm. MCS energy consumption predictions for my Grant 10kW ASHP were well out for both estimated existing and future. So far out as to be disregarde...
Hi @ =adamm, I am 70 miles south o' the border, in North East England. But converted oil boiler to ASHP a year ago. No regrets, but quite a learning e...
@transparent they are Craig and Derricott EPV252 25A 2 pole rotary isolators. Designed for DC voltage and Solar PV isolation, 25A @ 800V.
@transparent black isolators are DC solar PV isolators, two strings, one 4 panel, one 5 panel. I await the DC MCB from L R Renewables by Mail and a da...
All done now, 13kW storage. But the installer forgot to include a 125A DC MCB to the new battery, so a percentage of the cost withheld and they’re com...
Hi @Tufty Insulation looks adequate, it's a little short on one of the external pipes to the unit, and a little untidy inside, and missing over isolat...
Yes. We light the log burner some evenings now, more for the aesthetic rather than the comfort. It takes the chill off the house and saves putting the...
Glycol - good for frost protection, not so good for thermal performance. Be mindful that increasing the concentration of glycol to lower the freezing ...
@scrchngwsl that's exactly what I do, and it saved 30% off my electricity bill in winter from day 1. It tipped a moderately performing ASHP retrofit i...
@scrchngwsl great advice! I went for the Growatt 6.5kW battery with max charge power of 3kW, charge time is about 2.5hrs as it reduces the charging cu...
I would say tolerance on the power output measurement. Chances are nothing was being generated. My inverter PV import sleeps overnight during the nigh...
@toodles exactly. Your story mirrors mine. My installer wanted top dollar for the battery, and of course the penny hadn't then dropped about using it ...
Latest Posts
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RE: Diagnostic Data Needed for Repeatedly Failing Tesla Powerwall 3 System
You seem to be on the right track... Installers are rec...
By Batpred , 6 hours ago
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RE: Heat Pump Training vs. Real-World Installation
@lucia, fair play to you for diving into grid balancing...
By Mars , 8 hours ago
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RE: Should Our Water Circulation Pump Be Configured to Run All The Time?
there's a detect cycle setting (4200) on the old grant ...
By damonc , 9 hours ago
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RE: Flow rate discrepancy between ASHP and manifold
Hello, I thought I'd update this thread now that the in...
By AshRolls , 9 hours ago
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RE: Replacing my 18 month old Hitachi Yutaki ASHP
JamesPa. Thats one thing that I do have right. Cross ...
By trebor12345 , 10 hours ago
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RE: Commencing on an ASHP Installation Process
@sheriff-fatman It's also worth highlighting that th...
By Lucia , 10 hours ago
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RE: Help…my NIBE heat pump has faulted again!
@Fiona, James is right. The unit should still be under ...
By Mars , 10 hours ago
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RE: Hitachi Yutaki SCombi Heat Pump - Owners
. It does but, unless there has been a firmware updat...
By JamesPa , 12 hours ago
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RE: Solar panels on side of house to heat water
Not a problem, @toodles; introducing another option bac...
By Majordennisbloodnok , 13 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Yesterday it was chilly and the cosy6 had a Cop of 4.3 ...
By AgentGeorge , 14 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@toodles Same here! This month 187kw.
By Andris , 14 hours ago
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RE: Grant Aerona circulation/system pump staying on
@mikefl thanks, so to check is your parameter 4200 set ...
By damonc , 15 hours ago
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Are Water Companies Delivering Bricks?!
Please look away now if you don’t wish to lose several ...
By Toodles , 15 hours ago
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@jamespa Ah, they do indeed do firmware updates very oc...
By Toodles , 19 hours ago
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I’m trying to rule out a fault, could owners of above c...
By Unsure , 19 hours ago
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RE: Jokes and fun posts about heat pumps and renewables
And I thought I was the one with the taxi on speed dial...
By Majordennisbloodnok , 1 day ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
The problem I see with A2A (and I'm interested if there...
By Temperature_Gradient , 2 days ago
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RE: British Gas vs Octopus Energy vs Heat Geek vs EDF vs Aira vs OVO vs EON.Next vs Boxt
@temperature_gradient I specifically explained to my po...
By Toodles , 2 days ago
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RE: Grant Aerona Short Cycling
@damonc I was refering to the 'standard' energy sticker...
By MikeFl , 2 days ago
