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  1. B

    MZ770s photocell problem/testing

    How can you test the above photocell? It doesn't seem to be an Infra red or UV flicker sensor just a plain photocell Using it connected to a Satronic TF830 oil burner controller which is just cycling on/off- so I suspect the photocell What meter reading might one expect to read on test...
  2. B

    Bentone Sterling 35 oil burner cycling

    Hi all, For the last year our oil CH has sat idle as we also use an Aarow wood stove/boiler piped into the same system and controlled by 3 way valves. (Old Myson boiler block with newer Bentone sterling burner fitted) When oil was last used in Feb/Mar it didn't seem to be running as...
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