I have these settings? Currently set to 70%.
I think i should also try and balance each radiator at the minute they are all open fully except the bypass rad. Going to be interesting trying to keep the boiler going while i balance each rad.
So which way do i turn it, 0.4?
Its difficult with evohome to set it so the boiler is on but then close the rads down, from what i understand i only need the bypass to kick in when only one radiator is on to reduce the pressure. But now having a bypass radiator it shouldnt even be required.
I forgot to mention its Evohome, so all but the hall radiator are fully zoned and automatic. Also uses Opentherm so i have no control over flow temperature.
But i do agree with you that in my mind the issue seems to be more that the return temp is the same or very close to the flow temp. Thus i...
Boiler, Ideal Vogue Gen2 C32
Honeywell Evohome with Opentherm.
Had Ideal out last year and they changed the thermistor, but this year its doing it again.
Strangely same time of year.
Suggestions last year from the installer was to remove the Evohome TRV from one radiator to act as a bypass. I...
No no control over it anymore, it's rare it is at max it starts of at about 70c then quickly drops to around 50c before dropping to around 30c and below.
I don't have zone valves each radiator is a zone. That would work yes but also means the hall then couldn't call for heat independently.
Evohome controls the flow temperature automatically. The dial on the boiler is disabled.
I have had an idea. Not sure if its possible though.
Can i remove the TRV valve from the hall radiator, fit a lockshield in its place.
Then i could run that pipe to the cupboard under the stairs (about 1 meter away) where i can have a HR92 on a the TRV valve to control the radiator remotely...
Too late for that now though.
Any input regards Ideal response.
"Ideal have said I should try the bypass set to 0.4 if it is currently set to 0.3.
Does that increase the flow through the bypass or decrease."
I suppose when it was fitted they just set it to the middle, maybe its flowing too...
What do you mean by trim trvs.
I think the bypass radiator is the easiest option until boiler makers make the boilers work properly with fully zoned systems.
I did see that 10% of the heating demand.
What I might end up doing is having my yet to be fitted bathroom radiator on dual lock shields. Put a thermostat in there so it can call for heat. The only downside is that the bathroom could end up over heated, but that's less of an issue for a bathroom...
I cant seem to find a graph for my boiler Ideal Vogue Gen2 Combi C32.
There are two settings for the pump as well in the boiler menus i'm unsure which i should have it set to if it even makes a difference.
Comes under Pump Modulation 70% (equivalent to 6m head) and 100% (7m head)
The boiler does...
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