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HughF
@hughf
Member
Honorable Member
Joined: May 2, 2022
Last seen: Jun 27, 2025
Profile Activity
Topics: 5 / Replies: 484
AllTopicsReplies
Reply
RE: Grant Aerona circulation/system pump staying on

My pump stays on 24/7, as it's the only pump in the system and I don't ever turn my heating off.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Performance in the current cold snap…

@cathoderay ah yes, because the Midea is only a single fan, for apparently up to 16kW of output... Working that evaporator coil very hard. My 9kW, w...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Air source heat pump roll call

An update on my system: Forum Handle: hughf Manufacturer: Cool Energy Model: CE-iVT-9 (9kW, r410a gas) Type: ASHP Arrangement: Mono Area o...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Performance in the current cold snap…

@bontwoody very nice to see such a long and steady burn, even at those high flow temps.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Performance in the current cold snap…

@cathoderay quite a lot of short cycling there, have you managed to put your finger on the cause?

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Performance in the current cold snap…

@scrchngwsl bargain…. 🤣

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Performance in the current cold snap…

@cathoderay are you warm enough though? We are on the backstop rate and we’re running about £70-85/week in electric at the moment.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Daikin problem

You’ll never beat Oil, it’s the cheapest form of heating out there. You need to do the following: 1. Turn all room stats right up to 25 so they st...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Performance in the current cold snap…
2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 84
Views: 17364
Reply
RE: Is the Grant controller a thermostat?

@marvinator80 pleased to hear it… we’re running at 47.5@0 at the cold end of our curve and the house is nice and stable at 21.5. All about getting...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is the Grant controller a thermostat?

@dodgyknee open all the zone valves, jumper out the thermostat wires, run the whole thing on weather compensation. That’s pretty much it.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is the Grant controller a thermostat?

@roamingbull you don’t want zones with a direct heat pump install…. One single zone, one constant temperature….

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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