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DaveC
@davec
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Eminent Member
Joined: Jan 10, 2026
Last seen: Apr 1, 2026
Profile Activity
Topics: 0 / Replies: 28
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Reply
RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature

@johnd yes, the original installer is going to remove the Peak ASHP and cylinder and fit a Grant cylinder for us. Just waiting on timescales from th...

2 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature

Hi @bobflux thanks for pointing out the difference in the manufacturer’s spec lists. When I check the Grant tech specs, to try and compare the modul...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature

@johnd very quick visit today from our installer; we’ve informed them we would like to have the Peak system removed and asked what sort of credit we c...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature

Hi @johnd, we have the original installer coming round tomorrow to discuss what they can do next. Since we've already claimed the BUS grant a replac...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature

With complete radio silence from Peak and no sign of this software update, we booked a full survey through HeatGeek to have the house and system revie...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pump not reaching flow temperature

@johnd we’re also on intelligent go and charging up the house battery (10kWh) during off peak, along with the car charging. Not that the battery lasts...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pump not reaching flow temperature

@johnd just had a message from the Peak engineer; they are currently working on a software update that will be automatically installed once approved. ...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pump not reaching flow temperature

@johnd We've not had anything back from Peak yet, now 2 weeks after their visit and still no working WC on the system. Just spoken to our installer ...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pump not reaching flow temperature

@johnd, sorry just got a bit more info to share with you. Spoken with the Peak engineer yesterday and it was him manually adjusting the FT on our sy...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pump not reaching flow temperature

@jamespa and @johnd we had 2 engineers out today from Peak to review the ASHP. They’ve given the external unit a good once over and checked the firm...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Heat pump not reaching flow temperature

@jamespa @johnd just spoken with our installer who also had no response from Peak. I've asked to chase up the WC issue again. Also requested the ...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump not reaching flow temperature

@jamespa the compressor does run at max operating frequency in these lower temperatures (2 degrees and below) and doesn’t seem to have any opportunity...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
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