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  1. C

    Ravenheat csi 85aaa mk3

    I have a Ravenheat boiler works ok on the HW Ch started the stop start scenario, something I'm sure is purpose built into Ravenheat boilers! Turning on the hot water for 10min cured the problem for a few weeks and it progressivly got worse. Now turning on the HW does not correct the firing up...
  2. C

    Ravenheat combi CCSI 85 Fires up then stops every 2 min

    hI I have a Ravenheat condensing fanned combi boiler CCSI 85. Last year when the hot water was turned on the boiler fired up for a minute then stopped and fired up again, so the water was coming hot - cold - hot. I lowered the hot water control a bit and hey presto I haven't had any problems...
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