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Rules governing where you can tee off existing radiator
Hello guys, I absolutely love doing stuff in my house and just joined the forum to get some help from you all on troubleshooting a rad issue. sorry for long winded explanation, want to be clear on my situation. I have a conventional setup, with hot water tank in airing cupboard in second...
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9K
doitmyself
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Vaillant EcoTech Boiler Heating Partial Load auto feature
It appears that the auto feature (D0) is no longer working on my boiler. My rads are taking 45 mins to get warm and the flame is now a lot lower than it used to be. I have tried gradually increasing the kw on partial load. I started using 14kw (have 9 rads) no change, and it only kicked in when...
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19
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9K
John.g
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Husk24
The one radiator that needs to stay on all the time …
Hi guys, I wanted to ask , im I right in saying that there needs to be one radiator that needs to stay on all the time, well in my case its the radiator in the hallway, however the installer ended up putting something like a non thermostat valve control which i can turn down or close it fully...
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5
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9K
Ric2013
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Husk24
Why does downstairs heating has to be on for upstairs to work?
Hi All I have a question regarding my heating setup, I moved in 5 years ago and since replaced boiler and added 3 nest controls. I have a system boiler with water cylinder and have three nest thermostats, one controls and turns on the boiler for downstairs apart from the conservatory where I...
2
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35
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9K
Husk24
Husk24
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Problems with Honeywell Evohome system
Hi, I’m looking for advice about our Honeywell Evohome system. It has never been quite right & looking at info online I think the BDR91s have been installed too close together. At the moment we have a problem with the hot water connection - on the base unit it is just showing an egg timer rather...
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6
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8K
Gasmk1
Gasmk1
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System sucking in air - suggested fix is convert to closed - looking for more info
Hi everyone, I'm a newbie here, a layperson homeowner, stopping by in desperation to try and get a better understanding of my options regarding a diagnosis. I have a conventional gravity heating system (cold water tank). British Gas put in a new boiler and replaced most of the other bits...
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38
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8K
John.g
J
S
Grundfos pump making unusual sound/boiler not coming on
First post so greetings to all! We have a problem with our elderly Potterton boiler and its Grundfos pump as follows: Boiler started behaving erratically, switching on & off at short intervals Within days boiler stopped coming on at all Noticed that Grundfos pump was making an unusual sound as...
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52
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Stephen JW
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hot water won't turn off
Hi All We have an oil fired Boiler, Tank in the loft and Hot Water tank in the airing cupboard with a Honeywell ST9400A control and HCW80 and HC60NG remote thermostat. For a while the Hot Water was not coming on. We had to fire up the Heating if we needed Hot Water. I swapped the motorised head...
2
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61
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8K
ShaunCorbs
ShaunCorbs
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Salus RT510TX Trouble re pairing with boiler
Hi, I need some advice please. I had an Ideal Instinct boiler fitted 12 months ago with a salus RT510TX control. I wanted to change the timings on the salus so I've asked three plumbers/ heating engineers for help whilst renovating my house recently. Two guys said it was probably easy but...
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3
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8K
Fizz1967
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Trianco Oil Boiler start-up
I have an old but good Trianco EuroStar 50-60 (S) oil fired boiler with a Riello RBL G5 BF burner which has been well maintained and regularly serviced by me. I am not a professional but have a reasonably good working knowledge of the boiler and acces to a Brigon test kit. I am recently finding...
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20
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8K
SJB060685
SJB060685
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Honeywell motorised valve not working correctly?
I have a Honeywell value (V4073A1039) which doesn't seem to be operating correctly, basically not opening when using heating and not closing when using water. The issues is shown in this video.....
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22
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8K
spanner
spanner
D
Has my hot water cylinder coil broke?
Hi All, On Thursday there was a water leake a few steets away from us And we had no water most of the day. About 10 minutes before my neigbour said the water supply was back on I remember hearing a fair amount of activity from our airing cupboard. I took this as water/air moving through as the...
2
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60
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ShaunCorbs
ShaunCorbs
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Air / Blowing / Whooshing Sound in All Radiators
I hear a noise in all of my radiators. The higher the TRV setting the louder the noise gets. If I turn the TRV down to a low setting the noise goes away, presumably because the radiator is no longer heating up. The noise sounds like air moving around the system, although it's very loud. It...
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14
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8K
John.g
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S
Low pressure but where’s filling loop??
Hi all and thanks so much in advance for any advice! My boiler’s pressure is below 0.5 but I can’t see where the filling loop might be. In the photo below I though perhaps I should attach one to what look like valves on the two identical pipes on the left, but these both carry hot water so I...
2
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41
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8K
Siobhan
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heatmiser RF switch not enabling boiler
Boiler is a Viessmann 100-w (2021 version) heatmiser uh8-rf heatmiser rf switch (intended for boiler enable only) Heatmiser neoair thermostats I live so far north that there isn't a Viessmann installer local to me, however after speaking to Viessmann my local heating engineer was placed on a...
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11
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8K
Mattcf
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Radiator leak from top
So this radiator is only just over one year old and have noticed it started leaking from the top, and rust started forming. I think it's a Kudox radiator, obviously low quality. My plumber bought from Screwfix and him and I have fallen out so calling him back is not an option. Also I suppose...
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7
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8K
centralheatking
centralheatking
C
[SOLVED]Pressure 0.0 bar - Glow Worm Home 15s
Hi everyone, I'm the head tenant of a shared house in Dublin, which is heated with a Glow Worm Home 15s boiler. This boiler was working fine this winter, is usually set the heating temperature to 45 degrees. But today the weather was pretty warm so I lowered the temperature to 22 degrees for...
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5
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8K
Riley
Riley
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Combining feed and vent piping from F and E tank
It would save me a lot of faff if it was acceptable to combine the feed and vent in the manner shown in diagram below. Or should I resort to separate pipes for each, as small sketch. Boiler is Potterton Suprima I would be grateful for your advice. Thanks Rudy
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14
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7K
Rudolph_Heller
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Baxi system boiler and Opentherm
Hello Does anyone know if its possible to connect an Opentherm thermostat such as a Nest to a Baxi 800 System boiler. I know its possible with a Baxi 800 Combi but I cannot find any information on achieving this with a system boiler. I wondered if its possible to control the radiator flow...
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19
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7K
Ian777
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Worcester Keyless Fill Extremely Slow
I've got a Worcester Greenstar 38CDi Classic ErP with a keyless filling link. One of the rads has a tiny leak so every few months I have to top up the system (and bleed a rad upstairs). I should get the leak fixed but since it's so minor I haven't bothered. My actual problem is that the system...
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5
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7K
Rosaline
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