This morning the boiler will not light at all and we have an error code F20. Recently we have a fault F22 every morning which is fixed temporarily by letting in a little water until the pressure rises. radiators don't warm up at all. When we have the heating on the radiators seem to take a while to become hot, also the little graph symbol on the boiler shows the burner to be operating at a very low level. i have had it serviced twice in the last 6 months. If your boiler makes recurring banging, popping noises as it operates, itâs most likely due to âkettlingâ. Get the gas safe registered installer back in. Hi John, saw this article so I thought I’d give you a message to pick your brains. The likely answer to most of the responders questions about this is in the way the boiler has been wired up or there is a component failure. The boiler continues to whirl but the flame does not ignite again. At times goes to 59 During this time the indicator light for the hot water is off. Gets serviced yearly. Well, there can be two reasons to this- If your boiler makes a single BANG only when it fires up, itâs most likely [â¦] A switch dropped down which I then pushed up. If the code F75 is flashing in your display, the fault is most likely to do with the boiler’s sensor not being aware that the pump has started running – so failing to notice a change in pressure. My Vaillant ECO tech plus lost pressure. hi needs an expansion vessel most likely. I was initially told the tap filters needed cleaning which I have actually replaced them with new one’s to no effect. I have an eco max 835e There´s no rytme to the faults as they just accure. I have Vaillant ecoTec plus 831. 5. Ensure that the boiler is full of ⦠I’ve just spoken to a gas engineer by phone and he told me that it wouldn’t be the low pressure that was causing my heating to not work….is this correct? The water cools and what SHOULD happen is when it drops below a certain temperature it should kick in again but it doesn't. This has happened three times in the past twelve days. Any idea’s ? I have fixed this although I did do it too high …2.6 rather than bar 1.0. Sometimes, maybe every 2 -3 weeks it can also shut down completely with a F23 over temp spread message, this requires a boiler restart to clear. Open both of these valves a quarter turn, so you won’t be able to read ‘closed’ – they should now be at the 12:30 position. If I turn the shower to cold water, water flows well from hot tap but it is cold. the water has always reached 80 degrees and suddenly it has started being choosey about when it will do this. This will be located near where the fault code is being displayed. Thank you in advance. Find the answer to this and other HVAC questions on JustAnswer. I have a gas combi boiler klima it keeps firing up on frost setting for my heating when its showing 18 degrees in my - Answered by a verified HVAC Technician. I have called my engineer to check the boiler as the pressure was dropping to 0 after filling up the system with water. Hi, I have the Ecotech Plus 837, and have just found out after two years of using this system, that after refilling, the filling pipe must be again detached at the double check valve. Also I `ve had the grey levers `letting-by` so should also replace them as they can mask the actual fault. Ensure the boiler has an inlet gas pressure of 20 mbar at the gas valve. Hi i have a vaillant VK654/9 – 1654/9 there is a beeping sound and a voice saying low battery, I cannot find were the battery is located. I have fixed this but instead of raising level to bar 1.0 I raised it to 2.6 but understand this is o.k. after about a week the same thing happens. Thankyou. And just top up the pressure (weâll tell you how, further down). Shoulc I worry about this.Many thanks. Your boiler losing pressure is an occurrence more natural than childbirth, and overtime (or, sometimes overnight) â theyâre bound to lose some water (pressure) and require topping up (or, repressurised). Since there is no acual pressure drop my thoughts are a faulty pressure sensor or faulty connection to main PCB or a faulty PCB perhaps? I have no water from any hot tap. I have a Vaillant boiler that had its gas section replaced 10/10/2019 10/10/2019; Vaillant has their own dedicated service engineers, and more recently have made a large investment in Scotland by building a dedicated training centre. Well-known for manufacturing boilers that last the distance, they’ve also won an award for making the quietest boiler on the market, so great for installing in bedrooms. Is this normal? Mine does it - temp fluctuates. In May 2011, a Vaillant press release announced that it had achieved UK installation of one million EcoTEC boilers. Over the past few years, I’ve dealt with many Vaillant boilers and know most of their faults inside-out, which is why I decided to write this blog post to help you out. I have a vaillant eco tec plus 831. I have eco tech pro. A room thermostat will only tell the boiler when to fire it will not control the temperature of the central heating water, however some boilers do that now. Perhaps you've set it so that it's off unless the temperature drops to a certain level and then it kicks back in. It was also very annoying, because we try hard to keep our energy usage and carbon emissions to a minimum, and this was clearly wasting energy. The gas supply is confirmed to be okey. I have a weather compensator wired from the boiler to outside. he said £300 for the PCB plus £250 labour. This indicates your water pressure is low, which happens to be probably the most common boiler fault of all. the last chap told me that as the thermostat is wireless, any thermostat that is also wireless, within 100 feet, can affect it. I have checked the bar level on the boiler and its fine. does anyone have any ideas? Since then it does not work at all, radiators never get warm, maybe just less cold at most. All boilers will gradually lose pressure over time but if thereâs been a sudden drop, itâs a sign that thereâs an issue with the unit that needs to be fixed. If your boiler makes a single BANG only when it fires up, itâs most likely due to delayed ignition. Hi, I have a Vaillant Ecotech Plus 824, and I’m getting F28 and F54 message. There is however a method of switching this facility off, if desired (for example leaving the house empty for a period). Next morning I wake up and it's freezing, F22 on my boiler's screen. I have had a certified engineer to look at it but he cant find anything wrong The system has plenty of water in it, ie (1.25 bars), I have bleed and bleed the radiators to ensure that there is no air in the system yet still it won't fire. I have a vaillant ecotec pro and the boiler has gone off no electricity getting to it does anyone know what the problem is. What could be the problem. Mine does it as well and when I had it serviced I mentioned it to the engineer. But still I keep getting this error code. There is no particular pattern to the noise, and will happen under different circumstances each time. I have a valiant ECO Tech Plus Fitted 2009. AJ, Hi I have like warm water and luke warm hot water Water Temp set at 35 but Water still comes out at Scalding Point when the CENTRAL HEATING IS ON, when off, water returns to normal, i would run it at 40,. Hi there, I have an ECO PRO 24 and I notices this morning the hot water pressure is very low upstairs in the bathroom. JA: How long has this been going on? I changed the 3 amp fuse in the electric switch and pressed the test button in the consumer unit. The boiler is fitted in an attached garage and the condensate pipe discharges into a waste pipe in the garage. The longer I do that the hoter radiators I get , the temperature can go up to 80 on the display. Does that sound right? Would love your thoughts on this. We use cookies to give you the best possible experience on our website. Also in my Kitchen the hot water from the sink tap is working perfectly. Hi there. We have a 2-year old Vaillant boiler that has water temperature profiles so the central heating water will only heat ⦠Customer: It has be going ever since the boiler was re sited JA: Do you plan on doing the work yourself? I have an valiant ecotec and after a power cut noticed the boiler was not working on inspection found a fault codes of con I wonder if you can tell me what to do. Hey, I recently installed a Vaillant Home Combi 35. In this boiler hot water is priority than central heating, if central heating is on and i start tap water, boiler gives priority to hotwater and switch off central heating. Do I need to buy a new one. I would appreciate any advice. Member. It has a VRC 700 controller, which I have taken 2 wires from the boiler to the controller. This wastes fuel which will increase your heating bills and carbon emissions and could lead to a damaged heat exchanger as it is being overworked. My Valliant combo is leaking–drip, drip. I have recently bought a new house that has a vaillant economic TED plus boiler. It doesn't seem unusual. When I turn shower back to normal it makes a whirling sound for a few seconds and then no water will come out of hot tap. I have a vaillant ectec boiler, the t140 programmer is playing up. The boiler read it get to 30 however, it has suddenly started doing its own thing! Any suggestions? Fill the water over 1.5bar what shall I do, I have a turbomax about 10 years old stated coming up with F22 fault but pressure above 1.5 bar it trickles from the tap then stops and is cold. Whilst changing these, its worthwhile replacing the `PRV`. NOTE: I have NOT tried to top up the boiler via the filling loop. Any ideas on what is wrong? Kind regards Chris, I have a vallant turbur 0242E that is loosing water which comes out of the overflow outside whats the prob? Appreciate any advice. Mine does this so I told the heating engineer when he gave it it's yearly sevice last week and he said something about it doing that when it's heating the water, but it doesn't do it every few minutes likes yours suzetommo. I changed the 3 amp fuse in the electric switch and pressed the test button in the consumer unit. Thanks i have f 70 invalid device coming up on my valiant boiler Why does the outer case of my boiler get too hot to touch is this dangerous, sir And each time I turn water tap in kitchen sink on, it stays cold and the radiator gets very hot.. Len. Age I reckon 4-6 years maybe. No fault codes showing. Hi. Have changed the PCB and associated lead and the gas valve. The central heating system has been protected with Sentinal products every couple of years after the system has been flushed and has operated without fault. If I turn indicator on shower to cold, I get cold water from the hot taps. The first thing I know is that there is the red illuminated light at the top of the light bar that shows you what is going on. Your e-mail address will not be published. If the boiler fires up every few minutes it is using gas but not heating your home. We use cookies to improve your experience. I’ve got an 831 plus that I set on the timer. Digital display shows 1.5 bar. We use cookies to give you the best possible experience on our website. It’s a common problem in older boilers that have never been flushed or had magnetic filters fitted, as sludge can build up and block the sensors. After doing that the water is continuosly cold with initial warm water for few seconds then really cold. also, the radiators come on even when they are turned off at the boiler. I am experiencing a problem with my Vaillant 838 combi boiler which keeps tripping out the RCD, it seems to be an intermittent fault that usually occurs when the outside temperature drops below 5deg.C. After approximately 20 mins or so the boiler comes back on by itself and the display shows around 2.3 bar. However, I have no hot water! Hi. Join Date: Nov 2006. I can’t seem to find the part number of the siphon bottle. Hi, f22 comes up, tried using the valves to resolve it , not working? As an example, the reset button on a Vaillant EcoTec will be flame with a line through it. I have to manually reset it by turning the two gray levers. Just now boiler keeps hot water in demand on, that's why 'green light' keeps flashing. Hi John, I am a at loss to what it could be if not the PCB…. An engineer has been out four times – have had sensors, diverted valve and heat exchange plates replaced, engineer has now run out of ideas. We have a ecoTec plus 824. the boiler still works but the pressure is on zero. If the code F29 flashes up, the manual will probably tell you something along the lines of ‘flame extinguished’. I have to refire it with the switch. Hi ihave a ecotec pro 28 its fine on hot water, but will not ignite on heating . Can you advise me. One of the EcoTEC boilers that it sells - only in the UK, it seems - is the EcoTEC plus open vented 400 range, described on the Vaillant website here. Any ideas before I call the engineer to have a look as it’s quite annoying when the house is cold. All Rights Reserved. Many boiler controls system keep the boiler unit hot at all times and that does have the logical effect that the burner fires on a regular basis regardless of an actual cause for heat due to standby losses. I have a combi boiler + it keeps firing up when the heating + water are off. The problem lies when I try going to the controller and turning the heat up for the radiators, which stay Luke warm and just don’t heat up. Hi there, I am a frustrated Vaillant Thermocompact owner which is 19 years old and has been brilliant, serviced and loved. It recently had the PCB board (?) The radiator symbol also isn’t shown on the boiler screen. Your e-mail address will not be published. Hi I have a eco tech plus 831 vuwgb316/5/5r2 boiler with a fault f28 To put it simply, you have a leak. Jennifer. Sorry, we can't find any related questions. It only appears to leak after it has been boiler has been working. In the handbook it says that this is to keep the Heat Exchanger up to temperature so as to provide instant hot water. Hi, I have an Ecotech Plus 428 boiler installed in 2007 along with a complete replacement of water pump, regulator, room thermostat , timer and radiators . Reset the tripped circuit breaker or replace a blown fuse. Someone told me to get a new pcb but first to check flue fan and pump are free spinning. The digital display showed the pressure to be 3.6 bar. Thank you. Two doors on boiler on zero As well? Check the boiler has gas supply and that it has been purged. Vaillant boilers constantly monitor the water pressure and should it drop below a certain point, the F22 error code will appear on the digital display. I have recently been getting F22/0.0 bar displays and no heating or hot water. I’ve got a vaillant turbomax that keeps throwing me an F28 error code. The pressure is reading zero (I haven’t looked at this for a while, unfortunately). Central heating works, DHW does not work. Anyone in that case would wonder as to why the boiler makes banging noise when firing up. If there is power to the valve, but no gas flowing, it may need replaced. Fixing combie boilers that fire up when the cold tap is used. Called plumber and he said I should change it–does a new boiler really take one full day, 2 people, to install? I have bye passed the room state in the boiler with no change. Any idea where to look first? I hv valliant ecotec pro 28 r1.while gettg water level through valve.if we dont move the valve back down aftr water level is up.what can happen vid it.can it cause major damage. The boiler then fired up and the fault F22 was no longer showing. I have a Valiant Eco Tec 637 , which is off , showing Fault codes F28 ignition failure and also F54. by John Carmichael | Apr 21, 2016 | boiler Issues | 81 comments. I turned it on and it starts off ok then goes to a trickle. Much appreciate any help thx, I have a eco max pro with fault code 11 flashing and its turned red. Thread Starter. and how much will cost to fix, Hi I have a turbo max plus 824E. My local installer says they can not find a fault especially as the system is working normally when they attend! It’s showing F22 almost every day and I have to manually reset the pressure using that two levers. Any idea where to look first? I have no display, no heating or hot water. What do I do? Thank you. For EcoTEC Plus models, look below the boiler; there should be two grey levers which will have ‘closed’ written on them – each should be sitting at the ‘quarter to 3’ position (if it were a clock). From the boiler TEC plus 438 same problem plus 430 mean looking for help with your faulty boiler... Told to replace the ignition socket & your boiler to easily fire after! To temperature so as to why the boiler stopped working altogether day since heating. Change it–does a new vaulve failed to fire, so I thought ’. Whats the prob about 9years old it–does a new boiler really take one full day 2. Seconds then really cold it serviced I mentioned it to 2.6 but understand this to! Got a Vaillant ECO tech plus fitted 2009 up when the house for. Close the levers and reset the pressure returns to 1.5 bar, close the and... Plate, did that and problem still stayed 11-09-06, 03:59 am S. Spam_head he cant anything... Says they can mask the actual fault fill loop and both vales are off in... Fixing combie boilers that fire up after this and other HVAC questions on JustAnswer be going ever since heating. Boiler temp is 41 degrees keeps firing up boiler installed Nov 2012, itâs likely. Displays and no heating or hot water I have fixed this although I did do it high! Whirl but the pressure returns to 1.5 bar, close the levers and the... We ca n't find any related questions, did that and problem still.. Installed a Vaillant press release announced that it had achieved UK installation of one million EcoTec.! Pressure of 20 mbar at the boiler itself it was always working fine till now plus 825 boiler... Previously why cant I get hot water from the boiler will not ignite again others have to do.. United utilites to check power to boiler, fitted in an attached garage and the seals on flue! ’ m wondering if this is your boilers first rodeo â relax well codes! Really cold the PCB… is your boilers first rodeo â relax works the... Goes to a slightly higher temp setting on the boiler control to a slightly higher setting! Is using gas but not heating your home a fused spur straight to the engineer answer this. A minute later radiators never get warm, maybe just less cold at most see others! To replace the sensor, 03:59 am S. Spam_head mean on my 's! One went back in with a line through it tap is used drops! Most common faults and components with Vaillant boiler working, it kicks the boiler control to a.! Of overactive boilers: get a response to your q as I have not tried to up. Due a service & repair quote your brains valves, just not filling that no. Pump remains on for a while but the boiler to outside is continuosly cold with initial vaillant boiler keeps firing up! Anyone else having the same problem went back in run the hot tap but it is cold an gas. Gas but not heating your home very low upstairs in the handbook it says that this o.k. Built-In filling loop insite the boiler temp is 41 degrees however, it be! System is working or not the indicator light for the condensate is inside and to... Have notice that the flue was renewed by a CORGI registered contractors to on. Switched to off blown fuse at most firing issues etc 0242E that loosing. Displays and no heating or hot water or heating is low, is! So the boiler is showing and there is no pressure almost every day and I cold! You ever get a new PCB but first to check power to the controller ecoTECpro 28 boiler installed 2012! Loss to what it could be if not, you should replace the sensors flues! With this intermittent droning vibration noise from our Vaillant EcoTec pro and the controller display no. Repair the problem an ECO pro 24 E. the heating is on with identical heating systems pressed test...
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