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Alfapat
@alfapat
Member
Estimable Member
Joined: Dec 30, 2022
Last seen: Jan 10, 2026
Topics: 6 / Replies: 181
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

es, the house is a lot warmer and consistant ,with changing to balancing with lockshields, but using up a lot mor kw I fear . Over the last 7 days wi...

1 year ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

@heacol and thanks James, I will look at all the labelling to see if any of the pumps differ in Spec. I already have two spare ones chucked aside in t...

1 year ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

Yes all the same model , with a selectable speed as mentioned before , selectable manually by a button , but not sure if controlled otherwise. I will ...

1 year ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

Yes , I have three circulating pumps , one from HP and one circulating and one return, They do go on and off but I cant tell in what sequence , At the...

1 year ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

@jamespa Hi James , I thought I would draw out what is the best I can do , my system arrangement to help understand what I have in place , if you want...

1 year ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

@jamespa Thanks , once again! Is that not the flow rate shown on that page I posted, 16L/pm or is that a completely different thing you’re talking abo...

1 year ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

Ok James , thank you for your thoughts there . The option to bypass being the the drawing that you sketched ? perfectly willing to change 22 to 28 mm ...

1 year ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

Been 2hrs since DHW has been used , only a small amount used and sitting at 47.06 c , should be 50c set for programme , I have been in 20mns and DHW ...

1 year ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

Ill check all again, definetely LSV's open and balanced TRV.s fully open and one LSV fully open, 22mm does become 28mm. I will check return flow t...

1 year ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

@jamespa I have been up to change the CH pump and return pump back to No.3 and taken a note of flow temps circulating the CH . I will take another rea...

1 year ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide

Perhaps the information is on here, it mentions on the comissioning sheet the circ speed should be three on the pumps , it has been on that upto a wee...

1 year ago
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