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JamesPa
JamesPa
@jamespa
Moderator
Illustrious Member
Joined: Apr 3, 2023
Last seen: Aug 9, 2026
Topics: 27 / Replies: 5220
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RE: Heat pump not reaching flow temperature

Peak Energy Products most recent accounts (to June 2024) make interesting reading. Im not an expert by any means, but their assets are almost entirel...

7 months ago
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RE: Considering MLCP (Multi-Layer Composite Pipe) for ASHP

To answer this properly you need a heat loss calculation. Then you can work out how much flow each radiator needs which will tell you what diameter p...

7 months ago
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RE: Heat pump not reaching flow temperature

Definitely please!   Is that a plate heat exchanger above the bucket. Can you tell whether it is connected to the DHW or to the space hea...

7 months ago
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RE: Heat pump not reaching flow temperature

Firstly welcome to the forum. From the preceding posts on this thread you may have gathered that this unit appears not to 'expose' the key parameter...

7 months ago
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RE: Recommended home battery inverters + regulatory matters - help requested

On reflection your description (which I understood) made more sense than the diagram (which I don't). The diagram seems to have two contacts/switc...

7 months ago
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RE: Heat pump not reaching flow temperature

Thanks, equally useless uinfortunately It appears that the controls for this heat pump are different to almost all others on the market and, from wh...

7 months ago
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RE: Heat pump not reaching flow temperature

Hmm. There maybe some more controls on the control panel itself. Manual (of sorts) here The manual is very light indeed on detail, they either didn...

7 months ago
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RE: Heat pump not reaching flow temperature

Thanks for the screenshot. Thats pretty useless (no criticism of you!) because it doesnt tell us the flow temperatures (ie the temperature of the hot...

7 months 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 actually pretty simple. In outline: Firstly adjust the rad circuit Run UFH on thermostat...

7 months ago
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RE: Recommended home battery inverters + regulatory matters - help requested

To me that makes sense. Bond the inverter neutral to the local earth arrangement is when islanded, don't when its not islanded. That way you don't d...

7 months ago
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RE: Advice for a novice on Mitsubishi Ecodan 6kW

I suspect these are electric mats not wet so totally separate from the rest of the system. This should be obvious by the presence eg of a switch. Th...

7 months ago
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RE: Recommended home battery inverters + regulatory matters - help requested

That doesnt seem quite the same description as the one here from the IET which says "A TN-S system, shown in fig 1, has the neutral of the source of...

7 months ago
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