Last seen: Jan 10, 2026
@jamespa the flexis have been in a horizontal position before and still did it. The most I can do is maybe arrange the clamps in a better arrangement ...
@jamespa this is what the pipe work looks like after they moved the flexis to a vertcle position to comply with the primary pro requirement for them t...
Update: installer contacted Vaillant to have them come out to it as a warranty call, but Vaillant are saying I might have to pay £98 if they think i...
@jamespa can you take a pic of the primaries inside the loft especially how they are clipped and if the copper pipes touch the wooden trusses. This wo...
@dgclimatecontrol yes the wall fixings are mostly around the flexis I think the bottom one is actually on the pipework leaving the rear of the unit. T...
@toodles it’s just doing an ECO water run as we speak and power consumption is about 1500w and I can only here the humming in the utility. The rumblin...
@jamespa well I set it to on yesterday and have a night setback of 18 until 6am. This morning at about 6:15am it roared up and I could hear the hummin...
What I’m trying to say is I want the solar inverter on the pw3 to just export not charge the batteries or for the batteries to affect the FIT meter, a...
Might not be to bad as I think it’s just the export limit not installed inverter limit. I’ve got a 4kwp array on another 3.68kw inverter attached to a...
@jamespa Here’s a pic of part of the pipes. They have used some wall supports on the pipework before the flexis and even in the middle of the flexi...
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RE: Recommended home battery inverters + regulatory matters - help requested
The diagram below is a simplified view of the internals...
By Batpred , 9 hours ago
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RE: Heat pump not reaching flow temperature
@davec Ive had a look at the screenshots. Lots of th...
By JamesPa , 9 hours ago
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RE: Vaillant aroTherm not heating with many faults
When I had a series of apparently unrelated faults my i...
By JamesPa , 10 hours ago
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RE: Considering MLCP (Multi-Layer Composite Pipe) for ASHP
OK, TBH I dont know enough about MLCP to comment with a...
By JamesPa , 12 hours ago
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RE: Predicted Heat Loss from MCS calcs vs EPC vs actual
My gut feeling is that the heat pump is right sized. ...
By Tim441 , 13 hours ago
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RE: Power outages and storms: A surprisingly good DNO experience
Agreed, which is no more nor less than a customer shoul...
By Majordennisbloodnok , 14 hours ago
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RE: Running from backup generaor in powercut?
@batpred In our case, 3 times each day when the Octopus...
By Toodles , 15 hours ago
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RE: Advice for a novice on Mitsubishi Ecodan 6kW
Hi @sheriff-fatman Cycling at 5C and below is usuall...
By RobS , 15 hours ago
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RE: New Fogstar 15.5kWh upright solution
@batpred Here's the latest Fogstar ready built pack....
By Bash , 17 hours ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@mike-patrick yes, even though the current system is ru...
By Tim441 , 17 hours ago
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RE: Solis inverters S6-EH1P: pros and cons and battery options
Solis confirmed that the S6 works with a single battery...
By Batpred , 17 hours ago
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RE: Who has a V2G EV installation
I am wondering if in any V2X, would the car battery eve...
By Batpred , 18 hours ago
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RE: Setback savings - fact or fiction?
Yes, by calculating it manually from the minute data, w...
By cathodeRay , 19 hours ago
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Fan unit Making terrible noise HELP!!
One of a pair of fan units on an Earth Save Classic II ...
By GutoFfowc , 20 hours ago
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RE: New Mitsubishi Ecodan 11.2kW installation - L9 errors and maybe more
OK. I think your system, which seems well designed, is...
By JamesPa , 21 hours ago
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RE: Heatpunk Floor plan issues
It's usually the complete opposite... seldom that Safar...
By Mars , 1 day ago
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RE: Fan is clipping ice build up from the front of unit.
@majordennisbloodnok I’ll not go there thanks! Toodles.
By Toodles , 2 days ago
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RE: Running my new Nibe ASHP efficiently
I'm new to the forum. Did you get a reply to this last ...
By Mike @ Camelot , 2 days ago
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RE: ASHP Energy Consumption: Aira 12kW heat pump
@grantmethestrength MCS requirements for DHW capacity h...
By Toodles , 2 days ago

