Last seen: Mar 26, 2025
Valiant have been superb with me, especially useful as my installer went bust just after my bodged installation.
@editor No, Travis Perkins took them to court at the same time as I did and they put the company into insolvency and made the director bankrupt (my co...
@iantelescope I had a remarkably similar experience (though I am happy with the heat pump itself). I ended up taking my installer to court but Travis...
Absolutely! This forum is how my Valiant system got set up. It was installed by a plumber who had no idea at all. I'm getting towards being happy with...
@derek-m Yes, @mars took the case to MCS not interested
@cathoderay Based on the questions they got an average score, if you asked me my views they were charlatans who had no concept of how ASHPs run nor an...
Mine was so bad Mars wrote an article on it. But for the installation itself. No handover, flow temperature at 55 degrees, no weather compensation, ...
@derek-m Handover pack, hmmm a handover of any sort would have been nice 🙂 Thankfully they left a full set of Vaillant docs along with the coke can...
@derek-m Great advice, even better if the really thick install guides are left on site!
Sorted, found out its fault code F.788 - pump not running. The controller manual fault section (left in my garage by the installer muppets) suggested...
@squonk Snap and mine wasn't at all competent either
Yup that's exactly what it is telling me! 🙂 Just got a fault code of F.788 (pump) from the main unit in the garage.
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Latest Posts
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RE: Vaillant & OVO partner up to offer Heat Pump Plus
Hopefully iv done the right thing today by signing up t...
By Westkent , 53 minutes ago
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RE: Yes, the "zoning with ASHP" topic again...
Thanks for the detailed reply and I apologise if I can ...
By JamesPa , 1 hour ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
@johnmo I cannot understand that logic I'm afraid. Our ...
By benson , 1 hour ago
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RE: IVT Greenline high pressure switch and electrical cassette errors
Hi, are you able to see the delta between GT8 vs GT9 te...
By abbote , 2 hours ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide
Really delighted to hear that. I can't comment on home...
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RE: Battery sizing - How low can you go!
My own experience with connecting four batteries to thr...
By Transparent , 8 hours ago
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RE: Plate heat exchanger considerations
Work on 2-3 percent per degree. This is a reasonable e...
By JamesPa , 18 hours ago
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RE: Advice for ground source heat pump in new build with PV and batteries
The useful bit is the bit that specifies the heat loss ...
By JamesPa , 18 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
You’re absolutely right that during defrost the refrige...
By Mars , 20 hours ago
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@editor thanks Mars that’s the same table I found in th...
By Gary , 1 day ago
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RE: Tariff and charging strategy advice please
They haven't asked me to prove that I have an EV (I do)...
By JamesPa , 1 day ago
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RE: Solar Power Output – Let’s Compare Generation Figures
Took a while to find on the OFGEN site: ”The FIT sche...
By AgentGeorge , 1 day ago
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RE: why solar diverters for HW instead of the heat pump?
For me there are few factors why you may want to heat w...
By Johnmo , 1 day ago
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RE: Hydronic plinth heaters and ASHPs
@editor yes I think so. It will be a while until I get ...
By benson , 1 day ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
I’m an Aira customer with a 6kW Outdoor Unit in a small...
By KevinPotts , 2 days ago
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RE: Is your heat pump insured?
@richard24738 good to hear. I’ll also review them this ...
By Mars , 2 days ago
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RE: Warm weather and heat pumps.
Just looked at my WC setting, it is programmed for 25 D...
By Johnmo , 2 days ago
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RE: How to disable radiator heating in LG HM161MR
Just to add to above,when adjusting WC heat pump should...
By JamesPa , 2 days ago
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@johnmo yes I can believe that. It seems to be human na...
By SUNandAIR , 2 days ago