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Alec Morrow
@alec-morrow
Contributor
Honorable Member
1591 kWhs
Expert
Joined: Jan 7, 2022
Last seen: Dec 6, 2024
Profile Activity
Topics: 8 / Replies: 208
AllTopicsReplies
Reply
RE: Heat pump installer base qualifications

yes indeed

2 years ago
Forum
Well & Truly Off The Grid
Reply
RE: Knowing a system will work before we commit to it

The key think in all installations is to get the controls right. Avoid on off controls and stick with the heat pumps own controller.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Weather compensation and air source heat pumps

if internet connections fail the system runs to the transmitted parameters.. internet failures are rarely excessively long. And on the interfac...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Weather compensation and air source heat pumps

It sounds like you have found a sweet spot the numbers on a heat curve are broadly* the same across all manufacturers think this: Start ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Knowing a system will work before we commit to it

@robi. oh no we aren’t going to start over sizing heat pumps as we have done for boilers for years.. you missed a condition: if the heat ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Weather compensation and air source heat pumps

Hi Mars, what controller is this, where in the house is it, and what other controls are there on the heat pump?

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant system tweaking.

@drew-pa yes perfectly correct.. you really need to concentrate on the room temperature not what the pump does, you will find it disconcerting!...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Weather compensation and air source heat pumps

@benseb assuming there are no other controls, the thing to do is to monitor room temperatures, not what the heat pump is doing...afterall thats...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Weather compensation and air source heat pumps

@editor some do some dont gernan manufactures generally have it sorted with no indoor sensing, as the outdoor sensor is mandated in germany ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Weather compensation and air source heat pumps

there are no hard and fast answers.. as it’s depends on emitter size and type, thermal performance of the buidling as well as how long at the higher...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Weather compensation and air source heat pumps

They do…at least the more comprehensive manufacturers do. Nithing new about weather compensation either, it was mandated on all heat generators...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Weather compensation and air source heat pumps

im afraid the world doesn’t need another control system i’m afraid, it needs people who understand, install and commission..

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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