n******0 发帖数: 298 | 1 【 以下文字转载自 Living 讨论区 】
发信人: nemo2010 (nemo), 信区: Living
标 题: 修Sprinkler valve要关电源吗?
发信站: BBS 未名空间站 (Sat Aug 13 14:51:20 2011, 美东)
修Sprinkler valve要关电源吗?怎么关?谢谢。 | l*t 发帖数: 10829 | 2 You should disconnect the power before starting any work.
There's usually an AC adpater to the control box. You can unplug the adapter. |
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