光有電壓不能說明問題，如果繼電器的接觸電阻過高，油泵一樣不轉。最好用一小燈泡測試

來源: bushihandyman 於 2019-03-31 21:32:48 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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