從簡單到複雜,先看有沒有躲牆裏的 C-wire,真沒有的話買個C-wire adaptor (不是簡單的 transformer)
https://www.amazon.com/gp/help/customer/display.html?nodeId=G9XWY9VMZ4JPWLKL
還是要到 control board 做些事
從簡單到複雜,先看有沒有躲牆裏的 C-wire,真沒有的話買個C-wire adaptor (不是簡單的 transformer)
https://www.amazon.com/gp/help/customer/display.html?nodeId=G9XWY9VMZ4JPWLKL
還是要到 control board 做些事
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