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DaveC
@davec
Member
Eminent Member
Joined: Jan 10, 2026
Last seen: Mar 3, 2026
Topics: 0 / Replies: 26
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RE: Heat pump not reaching flow temperature

@jamespa external unit details  

2 months ago
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RE: Heat pump not reaching flow temperature

@jamespa after a bit of homework today I have responses for you; Floor area of 122 m2 Construction, late 1930s, semi detached, brick and cavity wa...

2 months ago
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RE: Heat pump not reaching flow temperature

Thanks @jamespa and thanks @johnd (hope I haven’t hijacked your thread too much). I’ll hopefully hear back from our installer or the manufacturer ea...

2 months ago
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RE: Heat pump not reaching flow temperature

@jamespa pics showing status pages, level 1 parameters and level 2 parameters Software version seems to be dated 2023-03-24 ...

2 months ago
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RE: Heat pump not reaching flow temperature

@majordennisbloodnok our swap out install finished around 1pm

2 months ago
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RE: Heat pump not reaching flow temperature

@jamespa yes it is a heat exchanger between the glycol loop for the external unit and the DHW and space heating loop. Apologies we actually have 3 w...

2 months ago
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RE: Heat pump not reaching flow temperature

  I don’t know how you feel about coincidences, but we had our 7kw swapped out on also the 28th of November with the 11.  

2 months ago
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RE: Heat pump not reaching flow temperature

@johnd currently set at 40 degrees flow, actual was displaying 38. just switched the immersion heater off and the flow temperature has started to dr...

2 months ago
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RE: Heat pump not reaching flow temperature

@johnd do you also have a plastic container to catch any of the glycol overflow if it ever over pressures?

2 months ago
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RE: Heat pump not reaching flow temperature

Hi @johnd Yes we had the defrost timer extended but we have still had to have the immersion heater on as well otherwise the ASHP isn’t able to reac...

2 months ago
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RE: Heat pump not reaching flow temperature

@jamespa there are a couple of parameter menu levels, only accessible if you know the correct access codes to get to them; level 1, level 2 and factor...

2 months ago
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