The boiler should be turned off and your installer contacted. : 308-616: Manufacturer Code: 100786: Part Type: Wall Plate Sealed System View and Download Ideal Boilers Classic FF 340 LF installation and servicing manual online. Overheating also is the main cause of leaking. . If you’ve got a Worcester boiler that’s overheating it could be caused by things such as a faulty fan, pump, blocked PRV or even a condensate blockage. And it turns out there were multiple issues. If the cutout condition still persists turn off the boiler and consult Ideal Boiler L1 Fault Code. IDEAL CLASSIC RS30, RS40, RS50 & RS60 CAUTION: ... Gas Boilers Ideal Classic G.C. Learn more at:http://www.aquashieldplumbing.co.uk/This short video shows you how to add re-pressurise your Ideal Logic gas boiler. ... if the thermostats are all ON. It could be there is a lot air in the system or the pump is failing. The water inside the boiler loop usually heats up to around 70 °C, and the hot water that comes out of the tap will be around 55 °C (or whatever you set it at). If the boiler is fitted with a sealed system kit. There is no way the boiler is going to overheat if it isnt getting air! If your boiler is still heating water but not switching on the central heating, check your thermostat. I have a 10 year old Ideal Classic FF boiler that has been doing the following intermittently for about three or four months. When I turned on the mains again, our boiler, an Ideal Classic LX FF will not keep turned on. This has happened on a few occasions as well as it changing from constant to off, auto to off, and all other variations. Manufacturer: Ideal: Appliance: Classic FF350 41-391-96: Part GC No. The boiler should have some clearances around it in order to function properly and without overheating: 100 mm above and below the boiler, 5-10 mm at the each side of the boiler, … It then goes off for a couple of minutes, with the fan still running, before firing for a couple of minutes again. My landlord has tried switching my control unit with his, but I am still getting the same issue. The boiler should then relight - If the fault recurs turn off the boiler and contact the installer. Ideal Classic FF250 overheat. When operating the fan runs constantly but the boiler only fires (i.e. This issue can be caused by anything from faulty motorised valves, broken system diaphragms and airlocks, to low pressure or a broken thermostat. That means it changes from liquid to gas (steam). If a boiler has reached 220°F, a sudden drop in pressure could cause the tank to burst. I need to understand whether this is unsafe and whether or not it will require a new bolier - I appreaciate how hard remote diagnosis is so just a … To determine whether this issue is caused by low pressure, you should check your pressure gauge to see if it is below 1. In some cases, this can lead to a condition called a ‘runaway boiler’, which is very dangerous to both occupants of the property and emergency service responders. has a lit flame which can be seen) for a couple of minutes at a time. I notice that the oustide of the boiler gets quite hot as well. It stays alight for about 2-3 mins and then turns off. If the boiler’s thermostat is faulty, it will allow the burners to stay on longer than it should, causing the heat exchanger to overheat. Bleed all the rads and any manual air bleed valves in the hot water cylinder cupboard. it is flashing between saying the time is 1.03am. The boiler is fitted with a safety 'cutout' thermostat. 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