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    Megaflo Eco 210 Indirect Unvented Hot Water Max/Min Temp

    I'm concerned about the temperature of the hot water in my house and that the cylinder thermostat may not be working correctly. I have an Heatrae Sadia Megaflo Eco 210Si Indirect Unvented Hot Water Twin Coil Solar Cylinder and Potterton ProMax18SL boiler. I'd like to know what the max/min...
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    Potterton Promax 18 SL Very Loud Intermittent Noise

    My Potterton Promax 18SL boiler is making very loud intermittent cyclical vibrating noises lasting for 10's for anything up to 1 minute. It sounds like it could be a fan of some kind but I don't understand why it would be only making noises intermittently. Adjusting the c/h thermostats or...
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