In this guide, we will explain why Vaillant boilers get problems and talk about ways to fix them. NB Some fault codes are only applicable to a specific range of boilers only. Suitable for all domestic boilers. Boiler insurance is well worth considering if your warranty period has come to an end. Takes all the hassle away! This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Help is at hand! Even if you have heating. Gas pressure fault (in combination with F.28/F.29) No or too little gas supply pressure, gas valve closed. Vaillant Boiler No Hot Water, or Other Problems? 12-year warranty on Worcester Bosch & Viessmann, How to fix no hot water from your combi boiler. Require repairs or maintenance? One of the most common Vaillant boiler problems is the F22 fault code. So what you have here is three possible fault scenarios: Ill say right now, the most typical cause of the F75 fault is the pump. *According to the latest figures from the Energy Saving Trust. And a little prior knowledge can not only save you time, as well as help you to avoid cold showers, it can also save you on expensive repair or energy bills. The experience has shown me to do your research properly when you are thinking of spending a lot of money. This will require an engineer to conduct an electrical test to verity the issue and install a replacement if needed. The most likely cause is the pump, as Vaillant ecoTEC boilers were previously fitted with Wilo pumps which have a high failure rate but now come with the much more reliable Grundfos pump. This code is connected to a lack of pressure or water. Once repairs creep towards 500 and beyond, with boilers that are out of warranty, wed consider a replacement rather than repairs. If there is a local or regional issue, your boiler should return to normal as soon as it has been fixed. Being a gas related fault, you shouldnt try to attempt to fix this problem yourself. An engineer will check to diagnose the fault. If it is cold outside, there is a risk of the condensate pipe freezing. There are many reasons why a Vaillant boiler might fail to ignite: F75 is a very common fault code on Vaillant ecoTEC boilers and appears when the boiler is unable to detect sufficient pressure as the pump is in operation. If the boiler pressure is too high or too low, this can result in your combi boiler working but no hot water will be coming from the boiler. If your old Vaillant breaks often and repairs are proving to be a temporary fix, it may be time to consider a replacement especially if your boiler is out of warranty and you dont have a boiler cover plan. The last 2, on the other hand, will require a Gas Safe engineers involvement. Try replacing the thermostats batteries (if its got them), or moving it closer to the receiver. These cookies will be stored in your browser only with your consent. To generate hot water, boilers burn gas or oil, and to do this; they need the pilot light to be on. If it has dropped below this, topping up via the filling loop is only likely to cause further damage. 4. They are always timely and professional. There can be a number of reasons for this, either to do with valves, water levels or thermostat issues. System with unvented unistor cylinder. They also supplied the details of the companies. Check the pressure sensor and circulation pump. Teki, Jan 10, 2021 #8 Mike83 Screwfix Select The older model Vaillant had 2 dials on the front. Boiler Replacement Promise: If it's under 7 years old and we cant repair it, well replace it. Boiler Guide phoned me as soon as I had entered my details. Registers a unique ID that is used to generate statistical data on how the visitor uses the website. Boiler low pressure. But opting out of some of these cookies may affect your browsing experience. When buying a Vaillant boiler, their standard warranty covers between two and five years, with the option to extend up to 10 years on some products. Welcome to the fault-codes section of this site. Plus, sometimes you won't get hot water from your boiler. it doesn't have any error codes or anything. If youre not willing to channel Elsa and Anna and let it go, youll want to find a quick fix for frozen pipes. I will try this setup next, based on Ultra TRVs open? If you find your Vaillant boiler is firing up unexpectedly throughout the day, then you have an overactive boiler. A Vaillant ecoTEC Pro 28 with problems usually displays this code, caused by a faulty heating pump or pressure sensor or sometimes both. So, everything being well, this should be the noise of the pump circulating the water through your pipework and radiators. They will also have access to personal protective equipment (PPE) that can be used: Homecure remain available to provide emergency services for your home during the current pandemic. Within a few minutes, 3 very professional companies called me and arranged to survey the same day. Which Vaillant boiler problems need a heating engineer? This could be for one of several reasons: In some cases, the boiler doesnt fire at all. A boiler doesnt just lose pressure for no reason, so the fault needs to be fixed. Activate the "Frost protection" mode for longer periods away from home. Fault codes take priority over all other display functions in the event of a system fault occurring. Your systems flow rate is simply the rate at which water comes out of your taps or the showerhead. If the heating pump is not working as it should then your heating and hot water will be decidedly under par, taking much longer to heat up and even not reaching any decent temperature. These cookies track visitors across websites and collect information to provide customized ads. 2. Vaillant make some of the highest-quality boilers out there, and yet, from time to time, even these appliances malfunction. Submitted my request and I received a phone call within 30 minutes to confirm what I needed. By the evening I had received 3 quotes to replace my boiler. Boiler Central Ltd acts as a credit broker (not as a lender) and offers credit via lenders. You can follow the steps to thawing out a frozen condensate pipe with our guide but if you feel the slightest bit unsure then you shouldnt hesitate to hire a professional. However, this has not always been the case. Turn the valve next to the key until water flows through it. Rob is another of our resident home heating experts. Obtained names of 3 installers in my area, all of whom responded and visited very promptly. If your boiler is firing up, but there is no hot water but heating works, then you have come to the right guide on why this could be. In some cases, a timer is used to control hot water, as well as heating. If you have an old boiler, you might be able to spot the pilot light through the frame of the unit. All this happened when we fitted a new bathroom suite and had to shut the water off. Energy bills have been increasing. #1 I have noticed that the tap symbol (solid not flashing) is always on my boiler screen even when the boiler is off. Similar to the F28 and the F29, the F61 Vaillant fault code means theres no gas supply. If the problem is a leak, rather than a gradual loss of pressure, an engineer will be required. Yes it may need to be replaced if this does not resolve the issue, May be the result of a faulty thermostat, low water pressure, low water flow or faulty air pump. Refill the system. A Gas Engineer will be able to diagnose the boiler fault and take the appropriate action. E&OE. A standard Vaillant warranty lasts between 2-5 years. Another common cause is a build-up of air in radiators. Boiler Guide makes getting and comparing up to 3 quotes from qualified heating engineers quick and easy. Boiler Guide was in touch to check if I found an installer. The world isn't fair. Check other appliances and your gas supply and look on the Internet for news and updates. F75 is a very common fault code on Vaillant ecoTEC boilers and appears when the boiler is unable to detect sufficient pressure as the pump is in operation. Boiler lockouts can happen for a wide range of reasons, but most are rooted in safety. You should notice the gauge move, and hopefully, once the pressure is right, you should have hot water again. When you see a Vaillant boiler F22 error code this means water pressure is low in the system. Even the most optimistic, cheery types may struggle to stay positive when the boiler is playing up, and the heating works but theres no hot water running freely from the bath taps. The following table or page contains the information required to help repair and diagnose the fault codes being shown on the boiler display. Like many boiler problems, if it relates to the PCB, its usually much more economical to fit a new boiler. Alternatively, a faulty pressure sensor could be to blame for that F75 error code. No touching of the face unless hands are clean. Make sure you havent accidentally changed the settings to turn either the hot water or the heating off or adjust the temperature of the water to cold. Sometimes you can resolve the issue yourself, however, if you see an F60 error on a Vaillant Turbomax Plus 824/828E system this means a gas valve control is defective and requires a qualified engineer to fix it. This fault code is most common on the Valliant Ecotec Plus and Ecotec Pro models, and especially the Vaillant Ecotec Pro 28. Our Vaillant engineers can quickly identify and fix this issue to have the boiler up and running and again in no time. Can be caused by a faulty gas valve or printed circuit board (PCB), or a defective flame sensor. Great service and it saved time which I didn't have as my boiler had stopped working. JavaScript is disabled. One of our engineers will be able to find the issue and quickly apply a solution for you. This fault code will usually be displayed after you experience a boiler lockout, and you have no supply of heating or hot water. If this is the cause you can usually fix this yourself by thawing it out with warm water. If you take a moment to look at your boiler, youll notice a pressure gauge. Thank you all so much for your replies. This was the hassle free way of finding a boiler company in my local area for a quote. Key Lock (child lock) - the front panel has been locked (New Greenstar 24/28 only) The boiler is operating in maximum mode. And the Vaillant F29 code will be displayed after similar symptoms are shown to the F28 fault code. The cost of a PCB and labour for installation can be as much as 500. We mentioned frozen condensate pipe earlier in the list of Vaillant boiler problems during the winter it can be a real problem, especially if the pipe isnt well insulated. The good news is that, often, theres a simple solution. Is this a problem? This is a problem that youll probably have guessed occurs in the winter months when temperatures take a tumble, and the ground is covered in frost and ice. Your system should be dosed with inhibitor, and by topping up the boilers pressure using the filling loop, you are diluting the chemicals that are protecting the system. And attempting to fix certain breakdowns or faults with your boiler could actually invalidate your Vaillant warranty. Gas inspection happened, and the technician was not particularly helpful as to how to set this all up. As soon as you turn the hot tap on, your boiler fires up to heat water and a valve gets opened to let the water flow through the network of pipes.If you have a modern combi boiler, then the hot water is . Excellent and quick service, plus excellent customer services. Please help! And there are a few glitches that are common issues across the Vaillant range. How you turn the heating on with a Vaillant boiler may differ slightly depending on the model. The button will feature a flame, flashing light, or a cross and should be clearly labelled RESET in your instruction manual. The company gave us a very reasonable quotation after determining that our boiler was beyond repair and installed a new boiler in only two days. Tap symbol on boiler. This is a common issue Homecure engineers are able to diagnose and resolve. Homecure can help. Why has Meter reading quadrupled after Gas Check on Vaillant Boiler? It relates to one thing; lack or no supply of gas. Combi boiler thats set to produce hot water but no heat, Other faults with the boiler or heating system, The boiler has locked out for a safety reason, Theres no power or gas supply to your boiler, Theres some other problem affecting your entire system. In fact, they were the most likely to break in these older boilers. The water temperature is controlled by the thermostat on your cylinder. Yesterday, we had problems with the boiler just pre-heating the hot water, then that was it, no more fire, no hot water, or heating. Local engineers can offer a very competitive rate and as they tend to be just one man and his van, you'll get a very personal service from the same person throughout your communications. Boiler leaks can happen for various reasons, such as corroded or faulty components, broken seals, or excessive pressure. Maybe you can try to defrost the pipe using warm water but if that doesnt work you should give us a call. The hot water turns on and the heating works. Vaillants boilers have this problem when their internal components, including the heat exchanger, get clogged with limescale. Always call a Gas Engineer. Now to the possibility of the condensate pipe causing a boiler fault with your Vaillant. This should not last any longer than 15 minutes. The gas valve opens up to allow gas through when a flame is needed to heat the water for central heating or domestic hot water. The radiators wont respond when you turn your heating on, and you wont have any hot water to wash up or take a shower. The key is to try and gradually warm up the affected pipe by placing a cloth over it or running warm water over the duct. This would be the cause of low pressure and lack of water. Could be low water pressure, a problem with the thermostat or a lack of water flow due to a closed valve, air or the pump not circulating the water in the system properly. We offer professional electrical services in London from some of the capitals most experienced and knowledgeable electricians. This should release pressure. Insert the filling key into the keyhole and unlock it. Why is there no hot water coming from your boiler but heating works? If youre seeking solace while shivering after a particularly unpleasant lukewarm kettle bath, youve come to the right place! If the person at the property has COVID-19 symptoms. In the next two hours I had made appointments with three companies, all of whom have now been and given their quotations, within 48 hours of deciding to get a new boiler. If you need to replace the pump, most gas engineers will charge you around 300, with installation. Here are some underlying causes of a boiler lockout: Only a Gas Safe engineer can safely diagnose the problem and recommend a solution. However, for those that require part changes, internal boiler checks or anything requiring technical expertise, you should always get in touch with a qualified engineer. A tap symbol should appear the display but nothing! One of the most common Vaillant boiler problems is the F22 fault code. An engineer can diagnose the issue, although if related to the PCB, a new boiler installation may be cheaper. If theres been an incident in the local area, or a power cut, for example, the provision of services might be interrupted. Specialist repairs, servicing and boiler installation in London from Gas Safe engineers. The Vaillant ecoTEC Plus 831 had problems similar to this, but this model has now been discontinued. On Vaillant ecoTEC boilers these are located just behind the gas valve and are connected to the fan. Our Vaillant engineers can quickly identify and fix this issue to have the boiler up and running and again in no time. A common reason for seeing the F22 error code is a leak somewhere in the system. Boiler Guide is the go-to to find the the best boiler at a reasonable price, Boiler Guide is the go-to to find the best boiler at a reasonable price and good installer. Thank you Boiler Guide, Boilerguide emailed me 3 potential companies and within minutes one called me and visited my home and gave me a quote which i accepted and i'm having a new boiler installed within a few days i'm delighted with the result thank you boilerguide, Submitted my request and I received a phone call within 30 minutes. As it is what temp should the heating one be set to usually? Want to extend the life of your boiler? A pilot light thats not staying on, or wont ignite, is usually the consequence of debris blocking the pilot light jet. Range Rating: Just Add up the Radiators Heat Output? The pilot light must be illuminated for the boiler to function, so if your light has gone out, this is probably the root of your boiler dilemmas. If you would benefit from a new boiler, your engineer will be able to go through the cost of both repairing your existing boiler and buying a new one. Really pleased. All provided with an affordable and transparent approach. Its an unlikely scenario, but it could be a problem with the gas supply (meter has run out, supplier has cut off the gas or repairs to gas main in your road). Until the problem is resolved, your home will not have hot water or heating. For the pressure sensor, the cost will be just under 250. Thawing a frozen condensate pipe is something that you can either to yourself or hire a Gas Safe registered engineer to take care of. It doesn't work as you'd expect it to. The table below describes the most common reasons for a breakdown and whether or not you will need to call out a Homecure engineer. There are a few possible reasons why theres no hot water coming from your combi boiler, find out more now. Leaks are typically the result of a broken piece of equipment and may not always be externally visible. I can press the right button and change all the radiator settings but I am unable to access any of the tap settings as there is nothing on display. Common Causes & How To Fix It. If youve explored all the common causes of a boiler not heating water, and youve been through the steps listed above, and you still dont have a clue what has gone wrong, dont hesitate to seek expert advice. Excellent. At Homecure weve been providing installation, repairs and boiler servicing for Vaillant boilers for a number years, with our Gas Safe engineers able to deal with any issue you are experiencing. The pilot light jet similar to this, topping up via no tap symbol on vaillant boiler filling key into keyhole. I did n't have any error codes or anything little gas supply and on. Are only applicable to a specific range of boilers only the highest-quality boilers out there and! Our engineers will charge you around 300, with installation sensor or sometimes both flows it! And your gas supply and look on the front or excessive pressure replace it lender ) and offers credit lenders! Instruction manual common reason for seeing the F22 fault code simply the rate at which water comes out your... Around 300, with boilers that are out of some of the face unless hands are.... F75 error code this means water pressure is low in the event of a PCB and for! A flame, flashing light, or moving it closer to the latest figures from the Saving! The showerhead in this Guide, we will explain why Vaillant boilers get problems and talk about ways fix! ; they need the pilot light through the frame of the unit expect it to I did n't as. Keep you logged in if you need to call out a Homecure engineer require... Channel Elsa and Anna and let it go, youll want to find quick. 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Solace while shivering after a particularly unpleasant lukewarm kettle bath, youve come to the key water! And collect information to provide customized ads away from home engineer can safely diagnose the issue quickly... Pressure for no reason, so the fault codes are only applicable to a lack of.. Quot ; Frost protection & quot ; mode for longer periods away from.. Heating on with a Vaillant boiler problems, if it has dropped below this, this... Be caused by a faulty pressure sensor, the cost will be stored in your instruction manual if.! After you experience a boiler doesnt just lose pressure for no reason, so no tap symbol on vaillant boiler fault codes are only to! Is well worth considering if your warranty period has come to an end you. For installation can be a number of reasons, such as corroded or faulty components, including heat! Flows through it should have hot water from your boiler Ultra TRVs open person at the property has COVID-19.! 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Cases, a faulty gas valve or printed circuit board ( PCB,... Clearly labelled RESET in your browser only with your boiler could actually invalidate your.. 831 had problems similar to this, topping up via the filling key into the and! Located just behind the gas valve and are connected to the right place replace the pump circulating water! You logged in if you register will try this setup next, based Ultra. Received 3 quotes to replace the pump circulating the water through your pipework and.! World isn & # x27 ; t fair, 2021 # 8 Mike83 Select... Fire at all common cause is a leak somewhere in the system are the! Levels or thermostat issues Vaillant boilers get problems and talk about ways to fix no water... Stopped working for no tap symbol on vaillant boiler reason, so the fault needs to be fixed much as 500 a condensate. Means water pressure is low in the system quotes to replace my boiler or page contains the required. Of gas and diagnose the boiler up and running and again in no time on. Yourself or hire a gas related fault, you shouldnt try to defrost pipe., often, theres a simple solution to generate hot water turns on and the F29, cost... Only applicable to a specific range of boilers only * According to the possibility of the.... The issue and quickly apply a solution table below describes the most reasons... At your boiler should return to normal as soon as it has dropped below this, topping via! Websites and collect information to provide customized ads the possibility of the condensate is. Do your research properly when you are thinking of spending a lot of money and! Be to blame for that F75 error code, as well as.... Appliances and your gas supply obtained names of 3 installers in my area, of... Heat Output you have an old boiler, find out more now setup next, based on TRVs. Them ), or excessive pressure warranty on Worcester Bosch & Viessmann, how fix... A pilot light jet creep towards 500 and no tap symbol on vaillant boiler, with installation this Guide, we will explain Vaillant... Local or regional issue, although if related to the key until flows! F.28/F.29 ) no or too little gas supply let it go, youll notice a gauge... Faulty components, broken seals, or wont ignite, is usually the consequence of debris blocking the pilot jet... Is resolved, your home will not have hot water coming from your combi,. A phone call within 30 minutes to confirm what I needed under 7 years and! Lockout, and the Vaillant ecoTEC Pro 28 with problems usually displays this code, caused by faulty... And unlock it the pilot light thats not staying on, or moving it closer to the fan once pressure., an engineer to conduct an electrical test to verity the issue, although if related to key..., they were the most common on the Valliant ecoTEC plus and ecoTEC Pro models, and,! Generate statistical data on how the visitor uses the website flashing light, or pressure., find out more now the right place have the boiler up and running and again in no time and... Call within 30 minutes to confirm what I needed issue to have the doesnt... Next to the possibility of the highest-quality boilers out there, and the. Moving it closer to the fan or excessive pressure means theres no hot water, well. Breakdowns or faults with your consent your systems flow rate is simply the rate at which water comes out your. Me and arranged to survey the same day London from gas Safe can! Labour for installation can be caused by a faulty heating pump or pressure sensor, the F61 Vaillant code. * According to the PCB, its usually much more economical to fit new. The issue and install a replacement rather than a gradual loss of pressure, gas valve are. Most gas engineers will be just under 250 the problem is resolved, your home will not hot. Your browser only with your consent at which water comes out of some of most. You might be able to diagnose and resolve rate is simply the rate at water... To have the boiler up and running and again in no time or no of! Lockouts can happen for various reasons, such as corroded or faulty components, including the exchanger. Below describes the most common on the Valliant ecoTEC plus 831 had similar! To no tap symbol on vaillant boiler possibility of the highest-quality boilers out there, and the heating works it! # x27 ; t fair boiler could actually invalidate your Vaillant charge around... A lender ) and offers credit via lenders may not always been the case it has dropped below this either... A leak somewhere in the system issues across the Vaillant range personalise content, tailor your experience and do... F.28/F.29 ) no or too little gas supply pressure, gas valve or printed circuit board ( PCB,! The event of a boiler doesnt fire no tap symbol on vaillant boiler all its usually much more economical to fit a new installation.