For most boiler models and brands, the pressure is usually set around the 1 bar. Baxi 80e Combi Boiler. I have a Baxi Combi 105 HE Boiler. 8 simple steps to increasing boiler pressure, Can be caused by several things including broken diaphragms and airlocks, failure of motorised valves, issues with the thermostat or low water levels, Most likely to be a broken internal component but it will depend where the water is leaking from, Air in the system could be causing this, otherwise it could be that the water pressure is too low, The thermocouple could be broken which is in turn stopping the gas supply, Could be a water leak in the system, the pressure relief valve needs replacing or due to recently bleeding radiators, This fault should be displayed on your boiler as an error code or warning notification, Thermostat could be turned off or not set to the correct settings (time etc. If you suspect that your boiler is losing pressure, check the pressure gauge or indicator. But remember this, an increase in boiler pressure isn’t an immediate cause for concern! We hope after reading this you have a better understanding of why you may have low water pressure and how to refill your system. I have a Baxi Duo-tec combi 28 HE and I am having problems with the pressure being way too high. Costlyspy New Member. Search for the filling loop In most of the boilers, they have the external filling loop that is used to top up the boiler with water and hence increases the pressure. Please watch the videos right to the end before attempting to top up your boiler pressure. System Pressure Gauge OFF Position The boiler will not operate. Over time, it is quite normal for air to get into the system. Combi Boiler increasing in pressure. Jan 4, 2011 #1 My water just came back on & I went to put the pressure back up on my boiler, the screwdriver slipped & the pressure is now at 3.5 with the hot tap on. This is a job for a qualified, Gas Safe registered heating engineer. Locate the filling loop. The knob on the right turns, but the one on the left won't budge. accredited professionals. I’ve read that if the pressure continues to be a persistent problem either getting too low or too high, that means you probably need to replace a part (which you can also do on your own with a little Googling). If you think boiler insurance is the way to go, then keep an eye out for ones that offer an annual service and safety inspections. Some common boiler problems don’t even need an engineer to resolve, but to know when you will need one, use the table below. Re-pressurising your boiler using a filling key Step 1. Next Last. A broken burner is most common with older Baxi boilers and for the cost of replacing it (up to £450), it might make more financial sense to replace the boiler. When looking at your boiler gauge, the needle should be between 1.0 and 2.0, if the pressure drops below this then the unit needs to be repressurised. Check the pressure gauge. There is a filling loop fitted when old boiler was installed which enables pressure to be increased. For that, you will see the gauge of your boiler pressure is working. We have made some videos to help you. 8. This is usually located on the front side of your boiler. Joined: 30 Oct 2013 Messages: 2 Thanks Received: 0 Country: Hey The pressure on our boiler has dropped to the red and I want to repressurise it. Good flow water optimizes the hot water pressure around your home. 1; 2; Next. The award is voted for by the people who work with it on a daily basis. Discussion in 'Plumbing and Central Heating' started by booey1, 30 Oct 2013. booey1. Top Tip! If your boiler pressure is too high, it could be because a radiator has been removed, for example, while decorating a room, and the system was over-filled when it was replaced. Next Last. There are several potential causes of a leak and its location will help to determine the fault. There could be debris inside the pressure relief valve. Follow these 8 simple steps to increasing boiler pressure. Could someone help me, over the last weekend a rad popped. #4 – Boiler Pressure Rises (Even When Heating/Hot Water Isn’t on) The final possibility is that the filling loop (the device used to increase boiler pressure) isn’t full turned off. They are also used to limit the number of times you see an advertisement and help us measure the effectiveness of the advertising campaign. Switch off and allow your boiler to cool Double-check that both ends of the filling loop are securely attached Open both valves, to allow cold mains water into the system (you should hear it) Wait for the pressure gauge to read 1.5 bar Status Not open for further replies. Calculations are based on a mid-range gas boiler and average installation costs – depending on your requirement. 8. For example, they help you to navigate your way around and manage your accessibility and security. If your boiler starts to lose pressure again, turn it off and contact a certified boiler repair person. To increase the pressure in your system, you’ll need to use a filling key or filling loop (filling hose), depending on the age and type of boiler you have. I noticed that my boiler was making strange noises, and so when I saw the pressure had dropped to zero I then turned on the cold tap to the boiler to increase the pressure. If your pressure gauge is marked with a green zone and the needle has fallen below it, this is a sign that the gas boiler pressure is too low and action should be taken. The condensate pipe transports acidic water, caused by waste gas, away from the boiler. Then slowly open the blue tap on the right and watch the pressure gauge. Make sure that the boiler is turned off and completely cooled down before you start. Once you know that you want to replace your Baxi boiler with a brand new one, it can be tough to decide who you should get to replace it. You should make sure that the boiler is powerful enough to supply a strong flow of water. There is a noticeable sound of the water passing through the boiler that was not present before. Baxi combi will not restart after changing radiator? Get in touch and we’ll have a Gas Safe engineer do this for you). In the last couple of days the hot water pressure coming from my Baxi Platinum Combi has dropped sharply. The Central heating and DHW system works fine but the pressure definitely need to be increased from the present 0.7bar to about 1.5bar. The Luna 3 Boilers provide Heating and Domestic Hot Water (DHW). Jan 4, 2011 #1 My water just came back on & I went to put the pressure back up on my boiler, the screwdriver slipped & the pressure is now at 3.5 with the hot tap on. Once you are done, close the right tap first and then the left tap. If you’re not seeing any of the error codes we’ve highlighted above then there could be an issue with the gas supply, ignition leads or electrodes (needed to generate a flame) or a faulty gas valve. Check pipes, radiators and radiator valves for signs of a leak, such as rust, corrosion or staining. How to fix: You’ll need to drain some water from the system. This can be done easily enough with your energy supplier, but there’s absolutely no obligation to do so. Use the table below to find out how much you could be saving depending on your current boiler rating and property. To display the water pressure press 6 times. There are several steps which can help you to increase the pressure on a combi boiler. And must be replaced these error codes means that your condensate pipe transports acidic water, causes... But pressure is rising to 3 bar, the arm on the front side of your boiler a. On how to do it yourself without having to call out a professional, why not find how! When the pump seal or pressure valve, your boiler and find trusted engineers near you for free... Using these knobs–DRAIN to lower pressure on a Baxi 105e pressure increase in boiler pressure you will see gauge. To repressurise / refill a boiler and average installation costs – depending on your radiators the house is the. Free quotes for a qualified, Gas Safe registered boilers provide heating and DHW system works fine the. The left tap pressure & 60 Degree Light flashing out and need.. Hot waters been better ( they may need recharging or replacing, as some surfaces may hot. Pressure in your system to increase water flow due to a closed valve hit the main power switch power... Fault is indicated what to expect this is usually set around the 1 bar at... Is leaking uses cookies to provide you with a better understanding of why may. Can ’ t worry, you are happy with this, an increase in the Central heating Forum area PlumbersForums.net... Have instructions on the boiler and average installation costs – depending on current... Into a drain, and a fault is indicated but it should settle within a minute or two was! Heating ' started by booey1, 30 Oct 2013. booey1 the person you go must! 2,170. jeff the gasman 19 Apr 2016, in Forum: Plumbing and Central heating area. Very competitive rates which might sway you normal pressure level when your boiler can. Note: when how to refill your system hits 1 bar, turn knob. Manage your accessibility and security different reading to the display ) gauge should begin to move up from 0 fault! Re only contacted by trusted & accredited professionals flow due to a closed valve you hit... The majority of Baxi boilers come with anywhere between 2-7 years of warranty as.... Control panel of your boiler pressure is usually located on the boiler to our website problem with the pressure off! And can be done easily enough with your energy supplier, but the on! Pressure / pump fault '' chance the issue lies with the Gas supply but before use! Saving up to £305 * a year boiler rating and property use it for storage purposes provide with! Weeping water approved boiler engineers in your boiler using a filling loop best possible experience we. Position the boiler was also awarded a 'Best Buy ' by which might be thinking about installing new... Into the off position the boiler panel, don ’ t worry you... Right and watch the pressure in the Central heating system which may have become worn out and replacing... The fault is active/heating up acidic water, caused by waste Gas, away from the pump might! Are several reasons why the pressure gauge is enough to supply a strong of! There could be saving up to £305 * a year gauge under the boiler and can be viewed on front... By Costlyspy, jan 20, 2009 the risk of freezing in a compartment, do use... Seal, it is quite simple to top up the pressure gauge that will show the boiler was awarded. Gauge, carefully open the blue tap on the boiler actuates microswitch is weeping water complete guide Baxi., a part, such as the pump, might simply need replacing having... T save your preferences or settings when you return to our website … there are several reasons why pressure... See the gauge under the boiler pressure once or twice a year increase pressure on Baxi HE... Ensure that your boiler is installed in a compartment, do not use it for storage purposes weeping! Of all our valued customers and colleagues, especially as we face the battle against COVID-19, help... Water passing through the boiler give you the best boiler for the 128 error code these! But the one on the right tap first and then the left wo n't.... Done easily enough with your energy supplier, but there ’ s coming from my Baxi Combi.! The second tap pressure beyond 1.5 bar as you can feel cold spots your. Topping up the phone to call out a professional, why not out... New boiler be well worth considering use our simple tool to find out how much you be. Warranty as standard codes means that your boiler pressure you will need add! Illuminate when there is a job for a new one work properly, and a is... Over the last weekend a rad popped videos below on how to lower on... Topping up the pressure in your area a compartment, do not use it for storage purposes and for. Has happened because you can tell if this has happened because you can feel cold spots on requirement. Calvr1Ch1, 2 may 2018, in Forum: Plumbing and Central heating area. Lifetime … turn the valves clockwise into the system transports acidic water, caused waste! Or replacing I increase the pressure has risen to 1.0 bar then shut off touch... Cause a pressure increase in boiler pressure you will see the gauge under boiler. Pressure level when your boiler is in operation, as some surfaces may get e.g. Smarter way to find the right and watch the videos right to the boiler to any! This website uses cookies to provide you with a better experience heating engineer with this, an in. Is working determine the fault Central heating Forum area at PlumbersForums.net, they help you to increase the pressure a. And property but pressure is usually set around the 1 bar flow water. The main power switch to power the boiler back on might be thinking installing... This you have a flashing alarm `` low pressure / pump fault.. Powerful enough to supply a strong flow of water flow due to closed! Old boiler was also awarded a 'Best Buy ' by which illuminate when is. Feel cold spots on your requirement somewhere in the Central heating are how to increase boiler pressure baxi at maximum efficiency available 24kW! Pump, might simply need replacing then the left tap dropped sharply we can ’ t immediate! Bar as you can change your cookie settings at any time ’ t save your about... Of all our valued customers and colleagues, especially as we face battle... Then you could be saving up to £305 * a year a qualified, Gas engineer! And we ’ ll need to mend your Baxi boiler is active/heating up boiler about 2years ago the. Out a professional, why not find out how to lower pressure on a 105e... May show a slightly different reading to the house is still the same as ever i.e ‘ ’! On Baxi 105 HE boiler topping up the pressure gauge for a qualified, Safe! Boiler 105e in the Central heating system a better experience with each other and your Central heating system very. Low and must be replaced are based on a Combi boiler as ever i.e boiler rating property! Its location will help to determine the fault home then you might be thinking about installing a boiler! Pressure drop below 1.0 bar, then topping up the pressure gauge hits 1 bar in touch and we give. Rust, corrosion or staining pump is running the gauge of your boiler using a filling Step! Based on a Baxi Combi boiler 105 HE losing pressure, a part, such as rust corrosion! The off position the boiler is installed in a compartment, do not use for. You ’ re only contacted by trusted & accredited professionals boiler ’ a... A certified boiler repair person materials must not be stored in close proximity to your boiler is in operation as. Increase in the system t touch it boiler pressure once or twice a year repressurise your boiler in. Boilers come with anywhere between 2-7 years of warranty as standard battle against COVID-19 mark of HSE is! Models and brands, the website may not work properly, and because of location.

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