When the system is cool, the pressure gauge on a Worcester boiler should be between 1 â 1.5 (in the green section). Have you noticed your Worcester Bosch boiler suddenly making strange noises? Fix: Problems arise when a Worcester boiler gets below a certain pressure which causes it to “lockout.” The initial fix is to re-pressurise it using something called the external filling loop but there is only one long-term fix and that is to find the leak and fix it. If not, more thorough cleaning will be required. Is your Worcester Bosch boiler showing an error code that related to overheating? Fix: If it’s just a build-up, a quick power flush through with an inhibitor and cleaner should help. If there are no obvious leaks and this is the first time it has occurred, you may want to try topping up your boilers pressure yourself and then restarting your boiler. When limescale builds up on the heat â¦ Unfortunately, if it is the PCB that needs replacing and your boiler is no longer under warranty it probably makes more financial sense to get a brand new boiler installed rather than a replacement PCB. Other power fixes: Check the RCD (fuse box) hasn’t tripped, check electric metre (if you’re on one) has enough credit, fused spur may be at fault or PCB (Printed Circuit Board) Failure which will require an engineer’s assistance. Read our full in-depth guide on boiler kettling and our full guide on faulty heat exchanger problems. Always remember to reset the pressure to 1.3 bar once you’ve fixed a leak or a pressure related fault. What's even more, we're able to offer low monthly payments with boiler finance, and even interest free options. They can also add a limescale inhibitor to your system to help reduce the build-up of limescale deposits. © PHS ENGINEERS LTD | Web Design & SEO by GP, How to Make a Successful Water Leak Insurance Claim in the UK, Balancing Radiators: A Detailed, Step-by-Step How-to Guide, Draining a Central Heating System: A Simple How-to Guide, How to Remove a Radiator to Paint or Paper Behind it. Cause: the common cause for a leaking boiler is blown pump seals which can happen over time to any boiler. If the low pressure is caused by a leak, then this is commonly the result of holes around the bends of pipes, where you may discover failed joints and seals. Older boiler models don’t have an electric ignition like modern models and a result need to be remain turned on to ignite the gas within the combustion chamber. Read more. If you spot what appears to be a leak, you should not attempt to open the boiler yourself and instead consult a Gas Safe Engineer. With time, the diverter valve can become worn and begin “sticking”, resulting in the valve only partially opening so that the water flow is negatively affected. e. Faulty PCB unit Despite Worchesterâs boilers being designed and constructed with highest quality materials, as well as standardized to guarantee both quality and reliability â¦ Our old boiler had passed it's sell by date and we were advised that The Worcester Bosch Greenstar was a suitable unit to replace the existing. A leaky boiler It's super dangerous. Unfortunately, if the limescale deposits have been left to fester for too long, the excessive heat can cause cracks and damage to components including the heat exchanger. Diagnosis: A Worcester boiler with a leak will usually result in a â¦ Faulty heating pumps Worcester bosch combi boiler. It can be expensive to get a new one fitted, so first of all check that it isn’t faulty S-plan, Y-plan or zone valves. Worcester Bosch Boilers have common faults just like any other boiler system. Our expert repairs team are on hand to diagnose the issue and will aim to get things working again in no time. An annual service will keep your boiler running efficiently, help reduce energy bills and ensure your boiler warranty remains valid. Another problem can be blockages. Once you’ve done this, reset your boiler and you should be back up and running as usual. Alternatively, sometimes, if the thermistor has failed and is unable to tell the boiler that the required heating level has been met it can continue to provide the boiler with too much fuel and produce too much heat for the water that is present. d. Stuck Y/S-plan valve 5. These blockages can be caused by limescale (which can cause kettling and result in some costly fixes) or by the central heating sludge (essentially just dirty water and debris that builds up over time!). Pilot light wonât stay on. You can identify low boiler pressure by checking the pressure gauge of your boiler. Luckily, this is quite easy to do, but if you do not feel comfortable doing so, a Gas Safe Engineer will be more than happy to do it for you. Ignition that has issues like this may be a result of a faulty thermocouple turning the gas supply off, or a draught that is blowing the ignition out. We would love to hear from you, arrange a FREE consultation and provide a no-obligation quote and advice. The condensate pipe is present in all modern boilers (all which are condensing boilers). If yes: new pressure relief valve needed. COVID-19 Notice If you spot a leak, turn off your boiler and contact Worcester Bosch or BOXT. Read our full guide on boiler PCB faults. #CombiBoiler #CombiBoilerReviews COMBI BOILER REVIEW. Boiler failing to ignite. At Heatable, we fit new boilers from as little as £1,545, all over the UK. The purpose of these codes is to make it easier to identify the cause of the fault. Ensure system has appropriate electrical polarity. Leaking parts. However, boilers may start giving trouble as they age. If it happens more regularly, there may be some biomass from outside that has got into your pipes. I wanted to relocate the boiler to a different room and because it had become less energy efficient due to itâs age, I replaced it with a Worcester Bosch Greenstar CDi condensing combination boiler. b. Degraded parts A leak can be difficult to diagnose and even more difficult to repair, so it is recommended that you consult the assistance of a registered Gas Safe Engineer. #6 - Noisy Boiler/Boiler Kettling . The diverter valves function is to control the flow of hot water, diverting it to your water outlets and your central heating. As a result, it is essential that you get your boiler looked at by a registered Gas Safe Engineer. Boiler is kettling. Recommended reading: Water Dripping from Boiler: How to Fix a Boiler Leaking Water from Bottom. Bosch Thermotechnology Ltd T/A Worcester Bosch group FRN 918503 Cotswold Way. If you need to remove an airlock in a Worcester boiler pump, this can usually be an easy fix as long as the boiler was fitted with a bleed screw. If there are no lights on and the control panel looks blank, you may need to check the fuse for your boiler among other things to get the power back up and running. Encountering a problem with your Worcester Bosch boiler can be a stressful and worrying experience, that’s why we aim to remove the complexity of 5 of the most common boiler faults. If your Worcester Bosch boiler is repeatedly locking out or turning off with no obvious cause or error codes being presented, then the only sure way to find out what’s causing the issue is to seek expert assistance. If the leak is minor, then this may be able to be rectified using relatively cheap sealant. Home » Worcester Bosch Gas Boilers Prices » Worcester Bosch Boiler Issues: Errors and Fault Codes When your Worcester Bosch boiler starts to play up, it can be difficult to know whether the fault is simple to fix or whether itâs a serious issue that requires urgent attention from an engineer. The Cause: If your boiler refuses to ignite, and you can â¦ It's a fact of life. Theyâre typically much cheaper than local installers, due to the fact they operate online and have streamlined their sales and acquisitions. Fix: Leaks can be, but are not always, serious. When youâre working through your boiler comparison list, do remember that itâs not just the upfront new boiler costs to consider, you also need to think about running costs.. Back in 2015, Worcester Bosch announced that the Greenstar range of combi boilers they could now boost â¦ If you can’t feel any heat, the pump may not be working. Very rarely though, there can be problems. Typically, this will be related to the PCB (circuit board) which may be broken and need replacing or repairing. Encountering a problem with your Worcester Bosch boiler can be a stressful and worrying experience, that’s why we aim to remove the complexity of 5 of the most common Worcester boiler faults and provide you with quick fixes and a troubleshooting guide so that you can rest easy. I'm told by a boiler engineer that the boiler is a new model and there have been teething problems. To diagnose this simply check to see if the flow or return pipes are warm. #1 - Worcester Bosch Boiler Losing Pressure, #3 - Worcester Bosch Boiler Leaking Water. Some other issues include leaking combustion seals, passing diverter valves and problematic pressure sensors. Test the electrical circuits by checking for short circuits, continuity (earth) and resistance (to earth). Boiler lockout. Cause: Usually, there is either an airlock in the central heating pump or the heat exchanger is kettling. ... **Bosch Thermotechnology Ltd T/A Worcester Bosch Group is â¦ Fed up of paying out for repair bills due to boiler breakdowns, you can get a brand new Worcester Bosch boiler fitted by HEATABLE from £1,770 or a Viessmann Vitodens from £1,670. 2. In order to make a diagnosis please consider which of the following applies to you: If you have no heating and no hot water there’s a good chance your boiler is suffering from a lack of power. Could the pressure have exceeded 1.2-2.0 bar and blown the pressure relief valve? Ark Heating Solutions covers are accredited Worcester Bosch installation experts and trusted boiler, heating and plumbing experts. Black Friyay Boilers Absolutely do not remove the case on your own boiler.  Price based on a like for like combi swap in a 2 bed, 1 bathroom terraced home with a standard flue, [*] Installation dates are subject to installer availability, [à¸¢à¸] only available on combi boiler installations. a. Boiler losing pressure Commonly, a noisy boiler is caused by either limescale build-up on the heat exchanger, or sometimes an airlock in the central heating pump.. Thermostatic control is how the majority of people control the temperature and schedule of their heating, so when your boiler stops responding to the thermostat it can cause haywire to your comfort and routine. If your Worcester Bosch boiler is leaking, it will usually lockout out and display the error code EA338 or sometimes A281. Check the needle reading on your ever trusty boiler pressure gauge â if itâs reading over 1.5 bar (when the boiler is switched off), your boiler pressure is too high. '...' : ''}}. Yet how many of us give it a single thought, when all we want is hot water and radiators. Warndon, Worcester, WR4 9SW Bosch Thermotechnology Ltd T/A Worcester Bosch Group will introduce you to a Worcester Accredited Installer who is authorised and regulated by the Finance Conduct Authority who will broker the â¦ However, if your boiler’s pressure continually keeps dropping and is low, it is likely caused by a leak somewhere in the system. Overheating, What are the common causes? It may be a sign of a problem. Worcester Greenstar 24I Hot water problem: Plumbing Forum | Plumbing Advice: 3: May 11, 2020: M: Greenstar 27cdi Worcester boiler - Clock problems!! If the pipework is incorrect get a Gas Safe Engineer on the job. Low boiler pressure is a relatively common issue that happens in most boilers at some point (even Worcester Bosch). Central Heating Forum: 2: Jan 11, 2017: G: Worcester Bosch Greenstar Heatslave 18/25 Oil Combi Lockout Issue: Oil and Solid Fuel Forum: 11: Jan 7, 2017: V: Worcester Greenstar HE hot water problem â¦ A Leaky Boiler. If it’s just soldering joints, the job is an easy fix. Get a fixed price in 60 seconds & installation as quick as tomorrow. 805259). Ideally, so that the pipe spans the internal space of the home as much as possible. The only way to find out the root of the problem is to have a registered Gas Safe Engineer take a look. Diagnosis: Does your Worcester Boiler fault make reference to loud banging noises?