Forums

Forums
Renewable Heating
Thermostats, Volumi...
Post Buffer Tank DU...
 
Notifications
Clear all

Post Buffer Tank DUCA Circulating Pump Settings

 
Thermostats, Volumisers, Buffer Tanks, TRVs, Pumps, Valves, Radiators & Controls
Last Post by Potatoman 3 months ago
5 Posts
2 Users
2 Reactions
439 Views
RSS
 Potatoman
(@potatoman)
Estimable Member Member
488 kWhs
Joined: 11 months ago
Posts: 44
Topic starter 02/12/2024 9:34 pm  

Does anybody know what is the best setting to have your heat pump, post buffer tank circulating pump set to, there are 5 settings: iPMW, AUTO, PP, CP & CS.

This topic was modified 3 months ago 2 times by Mars

   
Quote
Mars
 Mars
(@editor)
Illustrious Member Admin
26254 kWhs
Veteran
Joined: 4 years ago
Posts: 2979
02/12/2024 9:55 pm  

Could you post a photo? Is it a Grundfos?

Buy Bodge Buster – Homeowner Air Source Heat Pump Installation Guide: https://amzn.to/3NVndlU
From Zero to Heat Pump Hero: https://amzn.to/4bWkPFb

Subscribe and follow our Homeowners’ Q&A heat pump podcast


   
ReplyQuote
 Potatoman
(@potatoman)
Estimable Member Member
488 kWhs
Joined: 11 months ago
Posts: 44
Topic starter 02/12/2024 10:03 pm  

@editor  Hi, it is a DUCA

pump

   
👍
1
ReplyQuote



Mars
 Mars
(@editor)
Illustrious Member Admin
26254 kWhs
Veteran
Joined: 4 years ago
Posts: 2979
03/12/2024 3:04 pm  

@potatoman I raised this with Secon, and here's what they say:

"If you have a PWM connection then leave it in PWM. If not, auto is always safe. If it's a particularly long pipe run, you might need constant pressure (CP) maximum speed."

Does that help?

Buy Bodge Buster – Homeowner Air Source Heat Pump Installation Guide: https://amzn.to/3NVndlU
From Zero to Heat Pump Hero: https://amzn.to/4bWkPFb

Subscribe and follow our Homeowners’ Q&A heat pump podcast


   
👍
1
ReplyQuote
 Potatoman
(@potatoman)
Estimable Member Member
488 kWhs
Joined: 11 months ago
Posts: 44
Topic starter 09/12/2024 7:27 pm  

@editor Hi, yes it does, thank you


   
ReplyQuote
Forum Jump:
  Previous Topic
Next Topic  



Share:

Join Us!

Heat Pump Dramas?

Thinking about installing a heat pump but unsure where to start? Already have one but it’s not performing as expected? Or are you locked in a frustrating dispute with an installer or manufacturer? We’re here to help.

✅ Pre-Installation Planning
✅ Post-Installation Troubleshooting
✅ Performance Optimisation
✅ Complaint Support (Manufacturer & Installer)

👉 Book a one-to-one consultation now.

Latest Posts

x Powerful Protection for WordPress, from Shield Security
This Site Is Protected By
Shield Security →