Last seen: Jan 10, 2026
As Derek has observed, the literature seems to indicate that this unit does not have a physical pm2.5filter per se. It uses some proprietary technolo...
The Mitsubishi main controller will be where the system is reading the room temperature unless you are using the Mitsubishi wireless room controller w...
My installer opined that the "kit" was good for 15 to 20 years life, however he felt that technological improvements may render the current equipment ...
Understood. My 14kW Ecodan does the DHW cycle from cold 25Cish to 52C in about 30 minutes. I am not sure what yours is dawdling around doing! Just che...
Ecodan user here and I have disabled the Legionella cycle..it is just not necessary. Heating water to 50C is more than adequate to mitigate Legionella...
One thing that does impress is the response time and frankness at the customer support line. It has all the usual multiple option to listen carefully ...
Well it seems that Mitsubishi's problems are not over yet. While they have not yet got a full fix for the system controller communication break to Mel...
I did another reconnection/ reconfiguration session with the MelCloud interface this morning and bingo I am back connected. It uses the 2.4GHz band an...
Similarly, internal stat is set to 17C and occasionally fires up briefly in the morning. Solar thermal is now doing the DHW, tank 60C + most days. Sol...
@editor No, they are being a tad coy. They just reassure that the Melcloud team are working hard on fixing the issue. No time to resolution available...
No but I am still not back connected. I am in the 40% who didn't reconnect automatically and are still being rejected by the authentication server
It may be okay and probably is legit but we have not yet been told the reason for the yet to be fully fixed MelCloud borkage. I, being a cynical and ...
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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 , 8 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 , 9 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 , 12 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 , 13 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 , 14 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 , 14 hours ago
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RE: New Fogstar 15.5kWh upright solution
@batpred Here's the latest Fogstar ready built pack....
By Bash , 16 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 , 16 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 , 17 hours ago
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RE: Setback savings - fact or fiction?
Yes, by calculating it manually from the minute data, w...
By cathodeRay , 18 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 , 19 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

