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    Central heating strategy

    I have a Vailliant 418 with weather compensation and have always had a problem with it cycling. Although via certain user adjustable settings and ensuring I have an adequate water flow on occasion I still have problems. Just for interest I decided to try a different approach. My logic for...
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    Valliant Hot water controls

    I have a Valliant 418 with VR430 controls. I have the Vallianthot water sensor in the tank. On the odd occasion the boiler while heating hot water has cut out and displays s28. Can anybody tell me the process for heating water, it appears to heat the water 15c above the HW target value which if...
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    Valliant EcoTech min output

    I have a Valliant 418 with a minimum output of 5kw, is there a way of reduceing this further. Although 95% of the time it behaves now and then 5kw is still to high for my installation and it can cycle. Just though I would ask, tweeked other setting and pump speed to get it to work as best as...
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    Weather Compensation and heat up time

    I have a weather compensation condensing boiler and have tried to set the Curve as low as possible. I know I need to ensure the heat output exceeds the heat lost from the house but was wondering how long it should take to warm the house to the set temperature. It is currently 45-60 minutes, does...
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    Up-to-date thoughts on Fluless gas fires

    I've read a lot of negative comments on Fluless gas fires but they are from quite old threads going back a few years. Has anybody got any more up-to-date thoughts on the saftey and performance. Also just to confirm do they work in the same way a gas cooker works, a cooker can be on for...
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    Is there a benefit if range rating down

    I have range rated my boiler down, mainly to cut down the noise when it rushes upto flow temperature. (I have weather comp) I was wondering if there is a benefit from range rating as low as you can so long as it eventually reaches temperature and therefore allowing the boiler to condense for...
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    Ecotec 418 question

    I have just started using my new valiant 418 for the first time with heating. I have the VRC 430 and am finding that when the rooms get close to temperature the boiler pulses on and off about every 45 seconds. Is this normal, it appears to be try to achieve a flow temperature of about 40c which...
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