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boiler
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Worcester Greenstar 29CDi Classic boiler
I have an issue with a Worcester Greenstar 29CDi Classic boiler. I replaced the old thermostat controller with a smart dual-channel HIVE one. I did all the wiring following the diagram in the attached picture. The boiler doesn't work anymore. Please, any suggestions? -
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Worcester Greenstar Ri Boiler Knocking
Hi there, My boiler (Worcester Greenstar Ri) has started making a soft knocking noise when it turns on, and again a few times when it turns off. I've attached a short video of the sound. It isn't constant, it seems to happen within the first 10 mins of the boiler starting up, then you won't... -
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Baxi boiler pressure drops after heating
Hi, we have a back combi heater. Whenever the heating comes on it seems to lose pressure within a few hours and I have to refill each morning. The boiler seems to function well, and the pressure only drops with the heating and not the water being on. Ie it started last winter and was then...- Martin Pearce
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- baxi boiler heating pressure
- Replies: 1
- Forum: Boilers
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New boiler but extension still not hot
Hello, We had an extension built seven years ago. Initially the builders' plumber connected the heating to the house system but this didn't work. The builder got him out again and he created a separate heating circuit from the boiler (ie one circuit for the house, the other for the extension)... -
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Boiler banging noises
Got back from a week visiting family over Xmas and our boiler has now started making banging and grinding noises. It’s a British Gas 330 which is a Glow Worm boiler.- Chrisw0410
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- boiler
- Replies: 1
- Forum: Boilers
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Firebird Envirogreen Condensing Combi Oil Boiler spare part needed
I have a "Firebird Envirogreen Condensing Combi Oil Boiler 26kW" a part has went and I can't find it anywhere, I was at every plumbers merchant near me but they all need to ring Firebird who are closed till next week. I wonder if anyone can help me find this part please? It's a pressure sensor... -
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Gas Boiler service Cost
Hi All, what's the cost of a service for an unvented system ? (valiant boiler & mega flow cylinder). I was charged £320.00, for the following: Boiler service - no parts changed. Change wireless thermostat (honeywell to Tado), I supplied the thermostat starter kit. is that about correct ? Also...- Vincent-vega
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- boiler gas engineer service
- Replies: 2
- Forum: Boilers
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AAV closed in Vaillant boiler for many weeks - how risky?
I got my regular annual boiler service for my Vaillant ecoTek 930 about a month ago, and the engineer identified that the AAV was leaking, so he closed it. This is a tenanted property and it's not straightforward to get access to it. How risky is it to / how long can I leave the AAV closed...- Cabe F
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- boiler vaillant
- Replies: 2
- Forum: Boilers
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rads cold no indication of boiler fault HW fine (pls urgent)
Hi All Bit of an urgent one being that time of year and can't get a plumber out until after xmas even on an emergency callout I have just tried to turn on my CH for the first time this year as I have a number of guests coming for xmas dinner but even after an hour all the rads are stone... -
Grant combi oil boiler problems.
My Grant combi oil boiler is giving me quite a headache at the moment. When I returned home last Friday I'd no heating or hot water. An engineer called the next day and diagnosed a faulty pressure switch. This was changed and everything seemed ok. However then the boiler began to lose pressure... -
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annual boiler service
I recently had a service on my worcester bosch boiler by Warmserve supposedly reputable which is under guarantee and before the service I had no problems but straight after the service I had a leak from the boiler which when the service engineer came back told me I needed a new condensate trap...- Glow20
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- boiler service
- Replies: 2
- Forum: Boilers
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Vaillant boiler change in operation
My Vaillant boiler now only fires up for around 30 secs then goes off. The egg timer symbol then appears and flashes for several minutes. After that it fires up again and heats the rads. Would be grateful if anyone could suggest why this is happening. Thanks. -
Two pumps on a heat only boiler quotation
I just had a quote for a new boiler install as follows I dont undertand why a 15-60 boiler pump is needed and a 25-100 pump is needed as well I currently have an ideal mexico 2 heat only boiler - It has one DAB pump on the boiler return and a 2 port valve at the flow pipe to allow for heating...- chloeradhsaw
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- boiler heat
- Replies: 3
- Forum: Boilers
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Tado thermostat not triggering boiler
I've had my tado system in my new build for 5 years now and it's been fine. Yesterday morning I changed the batteries on the second floor thermostat and now it's not switching on the boiler to heat that floor. The thermostat display is fine and the app is fine. All systems say they are fine and...- Ian is stumped
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- boiler thermostat
- Replies: 3
- Forum: Boilers
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Boiler condensate pipe leaking at joint
Hello I have a condensate pipe that appears to be leaking at the joint. How do I fix the leak? Would something like plumbers putty around the joint work or does it need to be some other compound? Can I simply pull the pipe and joint out and then put the compound round it Thanks- blueplanet
- Thread
- boiler condensate leaking pipe
- Replies: 4
- Forum: Boilers
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Boiler filling loop advice
On my Valliant eco tec boiler the pressure guage is on red when cold . I drain a radiator to correct to pressure and it works fine and stays in the safe zone . When I switch boiler off the next day it’s back in the red It could be one of the valves leaking . Can I take the loop off , which...- Charlie Jez
- Thread
- boiler filling
- Replies: 5
- Forum: Boilers
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Combi underfloor heating and external boiler connection?
Hello, I have a gas boiler in my apartment that heats a net area of 300 m2 with an underfloor heating system. The boiler has a capacity of 45 kW. There's no issue with the heating system, but I want to increase the hot water capacity. I plan to connect an external 200-liter boiler. How can I... -
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Vaillant boiler taking ages to get to target temperature
Hi all Wondering if you could help with this strange issue. I have a Vaillant ecotec 637 (set to 20kw part load) which was connected via a LLH to my system of 3 zones; DHW and 2 radiator zones. The gas usage was high and didn’t feel the boiler was modulating, so yesterday I decided to remove... -
Repressurising a Baxi Duo-Tec boiler
Baxi DUO-TEC boiler Trying to repressurise using the 2 blue valves - left valve won't budge. Any ideas please?- screwloose
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- baxi boiler
- Replies: 1
- Forum: Boilers
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Boiler pressure problem - Baxi EcoBlue
the pressure of my boiler looks unstable After i re-pressurize to 1.5 bar, using tap is ok without problem. but when turn on the central heating, the pressure rises over 2 and the error code 117 showing water pressure high After i did the bleeding and re-pressurize to 1.3 bar, the heating is...
