UFH condensing oil boiler short cycling
UFH condensing oil boiler short cycling
In the summer I replaced a massive Warmflow Bluebird 200 oil boiler holding 50L with a Grant Vortex 36-46 holding 21L.
As its colder I have now switched UFH on but boiler short cycles every minute once up to heat. There was no short cycling with the Warmflow boiler.
The UFH is set to 45c flow and return after 1 hour is 40c - 45c.
Floor area is 50m2 and UFH manifold is 6 zones and 12 loops.
Boiler is set to 65c.
Flow pipe from boiler goes to upstairs radiators (15 and gate valve) and T'd to...
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by markmorrison1957
This has been automatically posted in the DIYNot Forum on DIY Talk. The new DIY Forum
UFH condensing oil boiler short cycling
In the summer I replaced a massive Warmflow Bluebird 200 oil boiler holding 50L with a Grant Vortex 36-46 holding 21L.
As its colder I have now switched UFH on but boiler short cycles every minute once up to heat. There was no short cycling with the Warmflow boiler.
The UFH is set to 45c flow and return after 1 hour is 40c - 45c.
Floor area is 50m2 and UFH manifold is 6 zones and 12 loops.
Boiler is set to 65c.
Flow pipe from boiler goes to upstairs radiators (15 and gate valve) and T'd to...
Read more
by markmorrison1957
This has been automatically posted in the DIYNot Forum on DIY Talk. The new DIY Forum