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    499k Mx boiler thermostat phials

    In the process of changing the boiler control thermostat on a 499k Mx.. anyone any suggestions on how on earth the phials should be removed from the pocket as Rayburn seem to have managed to get 3 phials temp, overrun and overheat into a hole smaller than the phials
  2. I

    Another Rayburn 499k Mx mystery

    It's been a while since I posted because remarkably the unit has been behaving itself for a while.. But this week it's thrown a tantrum I'm struggling to get my head around. Boiler side works fine. Cooker side pump starts.. soft start click.. ignition.. sometimes it lights.. sometimes not. If...
  3. I

    Rayburn 499k MX Lock out on both burners

    Our 499k MX with the Nu way burners has been running faithfully heating and cooking over the years.. Every now and again it throws a tantrum and needs Blaster Tubes replacing but this time Im mystified.. On the cooker side its starting its sequence with a small charging sound from the ignition...
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    Plenty of hot water but radiators and boiler keep going off

    I'll try to explain this as best I can.. One morning when we awoke we had hot water as usual but the radiators had not come on. No amount of jiggling the thermostat or the central heating switch made them come on. I looked in the Immersion cupboard and noticed a switch that was sticken out of a...
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