Forums

Forums
Members
JamesPa
Activity
 
Notifications
Clear all
JamesPa
@jamespa
Moderator
Illustrious Member
Joined: Apr 3, 2023
Last seen: Jul 19, 2025
Profile Activity
Topics: 16 / Replies: 2628
AllTopicsReplies
Reply
RE: Mitsubishi Ecodan 8.5kW Monobloc (FTC5) Defrost Mode

Im really sorry to hear that the installer didnt sort the problems. Ecodans are renowned as good pieces of kit, so there must be something specific ...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Rate the quality of your heat pump design and installation

@stopbar thanks for your contribution and I am pleased you are now sorted. When I read it I immediately thought - this is so typical. Installers le...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant Aerona3 13kW Noisy pipes after balancing

If water is flowing through the radiators quickly then DT will be small for any given heat transferred to the room, and vice versa. The heat transf...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Fujitsu Waterstage WOYG160LJL Air Source Heat Pump

I think thats expected with the way this particular model works, see page 49 of the manual. Adjusting the room temperature 'set point' shifts the WC ...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Totally bewildered with my ECO4 heat pump installation

@jaynieq Thanks for the feedback, its always good to hear what happens as it helps us do better next time. You may find you need to fine-tune the we...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Fujitsu Waterstage WOYG160LJL Air Source Heat Pump

I would agree with your conclusion on the last point. When you say 'target temp', thats set on the fujitsu controller in the plant room? Hopeful...

5 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Tomato Energy

... Our posts crossed. The 'physics' problem for any invention (although per the above Im not sure its needed) is the desire for 20l/min showers...

5 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Tomato Energy

Not really that much wasted. In winter, assuming your DHW tank is within the heated envelope of the house, it offsets the space heating, so no actu...

5 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

5 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

The second one avoids the possibility that all the hot water collects at the top and is bypassed by the returning flow. Not a lot really, but perhap...

5 months ago
Forum
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Piping, Valves, Radiators & Controls
Reply
RE: Tomato Energy

I think the physics is your enemy here. Water has an enormous heat capacity compared to more or less anything else. So it needs a lot of energy to he...

5 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Solar inverters - where does the energy go when clipping?

It's a good question and one which I have asked myself. We really need a solar panel physicist to answer, I am a lapsed physicist but never really st...

5 months ago
Forum
Solar Photovoltaic (PV)
Page 65 / 221
Share:

Join Us!

RHH Awards

👉 Vote for “Heat Pump of the Year”

👉 Vote for “Best Manufacturer Customer Support”

👉 Nominate “Heat Pump Installation of Year”, “Best New Tech or Innovation” or “Turkey of the Year” here!

Latest Posts

Members Online