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Grantmethestrength
@grantmethestrength
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Reputable Member
Joined: Feb 1, 2025
Last seen: May 10, 2026
Profile Activity
Topics: 7 / Replies: 178
AllTopicsReplies
Reply
RE: Extend the colder range of the weather compensation curve?

Sorry if this is a daft question but doesn’t the heating curve continue on to the max output of the ASHP i.e. if you set say set 32@-3c for example, w...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Threeway Diverter Valve question
11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 0
Views: 729
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

Yup that will be your lack of pressure

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson mate you have proper been through the wars, I really hope you get some resolution, and soon.

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

Rich roast Columbian esspresso!  

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson if you have one installed, are you able to check the ball valve filter just before the outdoor unit? This was the cause of my lack of flow

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Confused by Flow Rates

My system design was 45c @ -3c which was way too hot for us. I slowly adjusted it down as we went through the end of last heating season to 32c @ -3c ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Confused by Flow Rates

Look at you with your fancy schmancy variable PWM pump lol! I am now very envious! The Grant has three settings and a manual flow restricter. Mine loo...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Confused by Flow Rates

@editor another great episode, but same as @phil-bell I am now going to have a good look at my flow rate, my lowest flow rate I can get out of my Gran...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

I have the same unit and controller and it has been a journey of learning to say the least. After a terrible ECO4 install it has taken nearly 10 month...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My DIY Heat Pump installation

Also if you have a copy of the manual it would be useful to see it. The ones I have seen are really badly written and make no sense lol!

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My DIY Heat Pump installation

@polar-bear lol well done and welcome to the tinkerers club lol!!! Just out of interest what information/settings does it give you access to? Can you ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
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