Recent content by Richard28

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    UPS3 pump settings - radiators slow to heat up

    30KWH
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    UPS3 pump settings - radiators slow to heat up

    I have a UPS3 Grundfos pump and it says I should Use PP settings for a 2 pipe system. I have selected the higher PP II setting. I have 16 radiators of which 5 are doubles. The radiators take a long time to get fully hot. Is the PP II setting ok or do I need a faster setting? Thank you.
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    Grundfos UPS3 - Proportional Pressure or Constant Pressure?

    I have a similar issue and would appreciate advice. I have a UPS3 Grindr’s pump and it says I shpuld Use PP settings for a 2 pipe system. I have selected the higher PP II setting. I have 16 radiators of which 5 are doubles. The radiators take a long time to get fully hot. Is the PP II...
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