I have a Heller DT2S timer switch that I bought 15 years ago, and hardly used. I now want to use it for security lighting, but cannot find the instruction sheet, and an on line search has not turned it up. Any help will be appreciated thanks.
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I have a Heller DT2S timer switch that I bought 15 years ago, and hardly used. I now want to use it for security lighting, but cannot find the instruction sheet, and an on line search has not turned it up. Any help will be appreciated thanks.