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  1. R

    Boiler won't fire up.

    Hi, I am having a problem getting my Grant Combi 90 to fire up after running out of fuel recently. When I ran out I went to the depot and purchased 60 litres (they are unable to deliver until next week) put it in and the boiler fired OK. Two days later it locked out - so I thought the oil...
  2. R

    Pressure problem with Grant Combi 90

    Hi all I have looked in the FAQ and previous posts to try to establish the root of this problem, but there is a twist which is confusing me. The system pressure has been going down for some time in my boiler (months ans months). Initially - I could put 1 bar into it and it would take...
  3. R

    Can the blending valve be related to tap pressure?

    Hi all, I am having a few problems with my Grant Combi 90, which I am going to post later (when my baby is in bed), but I just have a quick question at the moment which I wondered if anybody could answer? I have recently had the blending valve changed on the above boiler, because the water...
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