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Mike H
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Mike H
@mike-h
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Reputable Member
Joined: Dec 1, 2021
Last seen: Oct 9, 2025
Profile Activity
Topics: 5 / Replies: 193
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Reply
RE: New Samsung 12KW Heat Pump Help

@ashp-bobba Thanks very much for your detailed reply. That is really helpful. In situations where the flow rate can deliver heat at a DT of 5 C or les...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Samsung 12KW Heat Pump Help

I suppose that might be true at a stretch if you were doing space heating throughout the summer, but who does that? I would dig your heels in until yo...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Samsung 12KW Heat Pump Help

@ashp-bobba Welcome to the forum. I would be interested to understand the reasoning behind your statements. What was your experimental set up? I would...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat Pump SCOPs – The Truth Might Not Be What You Think

Can you explain the mechanism for this effect? Could it just be coincidental rather than causal? System volume may prevent short cycling, but there ar...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Samsung 12KW Heat Pump Help

With your 2091/2092 settings, the heat pump will only cycle off if your 3rd party thermostat is no longer calling for heat. If your home is warm, t...

10 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Samsung 12KW Heat Pump Help

Those settings exclude frequent cycling as the cause of poor efficiency. With 2091/2092 set to 'Use(Signal only ON/OFF)', FSV 2093 is inactive, so it ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung Gen7 setup

@raiph I apologise for my incorrect assumption. A PWM pump should maintain your delta T, so I am not clear why you are experiencing problems with a lo...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung Gen7 setup

@raiph You seem to want a Delta T of 5, but your water pump has a fixed speed / flow rate which is currently 15 l/min. Your heat output is determined ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Samsung 12KW Heat Pump Help

@dinhp I will try and upload an audio file as it is difficult to describe how it sounds. The noise level will vary depending on how hard the heat pump...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Samsung 12KW Heat Pump Help

@dinhp Thanks for the extra info. Your COP of 2.49 for today is not great if OAT is 9C, although it was probably colder overnight. Does this include a...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Samsung 12KW Heat Pump Help

@dinhp I have a 12kW Gen 6 Samsung and your weather compensation settings look fine. Mine are -5/50 and 10/30, so at 7C OAT our flow temperatures shou...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Samsung Gen6 16kW tribulations

I am glad to hear that your consumption problem has resolved. On starting, it seems that the compressor ramps up to close to 100% and then modulates d...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
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