This could be a range of things such as a faulty gas valve. Fault code. Boiler Make and Model: Worcester Bosch Greenstar 34CDi Classic Fault Code: A blue/red flashing light? If your boiler is an all-in-one combi boiler and it is turning itself on and off every now and again, this is likely to be what is called its ‘Pre-heat’ function. This page contains the information required to help repair and diagnose the fault codes being shown on the boiler display. Green star 24i Worcester Bosch boiler, blue fault light is quickly flashing. Worcester boiler ea fault what does it means? We have tried all the suggestions like turning everything off and re-starting, pressing the re-set button, there are no other lights on and neither is the pilot light. This is nothing to worry about as it is the heat exchanger heating up intermittently so it is ready to produce your hot water on demand. Worcester Bosch boiler - flashing blue light? ea fault flashes on the worcester bosch boilers when the main circuit board or printed circuit board has detected a fault , the electronic safety circuits then blocks the boiler from operating,the electronic digital displays the EA fault together with a blue flashing light and flashing red reset button. We have a Worcester boiler and it's not working, the blue light is on, bit the green flame shaped light keeps clicking off ... green light keeps flashing, please help (12 Posts) Add message | Report. I have a worcester boiler and Hive ! If that doesn’t sound like the issue, head over to our article specific to Worcester boiler faults causing no hot water. Why is blue light flashing on Worcester boiler? Make sure that there is gas present and that your boiler is at the right pressure levels. The cheapest place to find a Worcester boiler online currently is WarmZilla — which starts at £1,649. If your boiler has a blue flashing light/warning triangle on the LCD display, this may mean it needs resetting. This button should clearly be labelled “RESET.” Refer to your boiler’s instruction manual if you have trouble finding the reset button – this should include a … Decided to put it on for another hour and when I checked the boiler the blue light was flashing again. blue flashing light on worcester bosch boiler instructions download blue flashing light on worcester bosch boiler instructions read online … Boiler Make and Model:Worcester Bosch Greenstar 30Si Compact Fault Code:A blue flashing light/warning triangle on the LCD screen. I have a worcester bosch greenstar junior 28i and come home to find the red reset button flashing and the blue light flashing once every 2 seconds - the red one flashes twice to each blue. I ask because depending on which Worcester a blue flashing light or appropriate EA code would indicate an ignition lock out. Locate the reset button on your boiler – Look for a button that has a flame, flashing light, or a cross written through it. Siphon fill mode. Many will also have a display containing a fault code and sometimes a numerical cause code (the most advanced will provide a written description too). i cannot detect any loose connections but the manual states that the gas valve coils should both have resistances between 130-180 ohms. This could be a range of things such as a faulty gas valve. In order to reset the Greenstar CDi, press and hold … The boiler fires up and stays that way for about a minute and the green ignition light does not come on. When going through the brief diagnostics listed in the boiler manual the recommended areas to investigate for a slow flashing blue light are the ignition circuitry and the gas valve. In all Worcester Bosch boilers, a blue flashing light flashes if there is a problem. What to do? If your Worcester boiler is leaking, this can cause low pressure and the boiler to lockout. Reset does not help, blue light comes on solid for 10secs after reset before quickly flashing. The hot water works fine its just when I try to switch heating on. A blue light flashing on a Worcester RI boiler indicates there’s a problem with gas supply, flue blockages or the condensate unit. #3 – Boiler Is Leaking. Try to reset your boiler, if the issue persists then contact Worcester Bosch or BOXT for an engineer call out. The first thing to check is whether the boiler realises that there is a demand for heat, which means taking the case off and using a multimeter. Hi I bought a Worcester 28i Junior combi boiler for my very large sized 3 bed house. Greenstar 12/15/18/24i System user manual 2009 – 2011; Greenstar 12/24i System user manual 2005 – 2008 If the boiler is not reactivated, look for the help of someone who is the registered security gas. If its orange, or not lit then check how to restart or reset your boiler in the boiler manual; Pressure – If your boiler keeps losing its pressure, or the pressure is high, this could be a sign your boiler is broken Hi, Hope someone can help. Choose Your Model of Worcester Bosch Boiler. This means there’s no boiler demand or there’s no power at the control board. In your case you have a solid blue light which appears to indicate no obvious fault. I reset this again (blue light now steady) but this time I waited and strangely I could hear this clicking noise, like a tapping on tin and then after about a minute the blue light went back to flashing. blue and red lights flushing on a worcester boiler 24i system. Customer Question blue and red lights flushing on a worcester boiler 24i system any idea s ... Hi , is the blue light flashing either , slow flash ( normally off flashes on, or slow flash ( normally on flashes off ), or fast flash, ? 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