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    Switchmaster 600 timer controls

    Jackthorn and 75Pete, thanks be to both of you. I have left 2 pegs out as I only want heating on and off once in 24 hours (6am ON and 9pm OFF) and it seems to be working. Without your help I might have broken the pegs trying to move them round the clock face without pulling them out first...
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    Switchmaster 600 timer controls

    Jackthorn, thank you! I am just testing timer today. Had not thought of pulling pegs OUT before moving them round the clock. As I only want ONE timed ON/OFF period: heating ON at 6am and OFF at 11pm, I have just left the other two pegs out, hoping that will work. Will get back tomorrow...
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    Switchmaster 600 timer controls

    Believe it or not we have a boiler about 30 years old we were told and going strong! With it is a Switchmaster 600 programmer. I cannot work out how to use the timer. There is one dark and one lighter thing which look like sliders, side by side, on both sides of the "clock". So there are 4...
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