Alpha HECB33 Red Light

Discussion in 'Plumbing and Central Heating' started by mallyplumbob, 26 Oct 2010.

  1. mallyplumbob

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    Location:
    Derbyshire
    Country:
    United Kingdom
    Customer has Alpha HECB33 and intermittently has fault with the red light flashing once per second.
    Alpha tech says this is overheat problem.
    Any ideas.
    Boiler approx 5 years old
     
  2. gas4you

    Joined:
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    Location:
    Norfolk
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    United Kingdom
    Whats it doing when this happens, eg hot water, heating etc?
     

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