朋友小吴刚搬进去不到半年的新房突然断电,漏电开关送了几次也送不上,不得不向笔者求援。笔者检查后发现,漏电开关、灯具、插座均完好,从而断定是线路漏电所致。然而,由于电线是穿在墙体内的暗线,加上又无线路图,笔者只得凭借经验和感觉,花了好长时间才在卫生间的PVC 板顶上找到故障。原来,卫生间里的电源进线接头,在施工时仅用黑胶布包了一下,便埋在水泥中。加上这几天楼上住户下水道堵塞,水一个 A friend Wu Gang just moved in less than six months of a new house suddenly power outages, leakage switch sent a few times also can not get on, had to ask for help. After the examination, I found that leakage switches, lamps, sockets are intact, which concluded that the line leakage caused. However, since the electric wire is a dark line worn in the wall and there is no road map, the author only had to rely on experience and feeling for a long time to find a fault on the top of the PVC board in the bathroom. It turned out that the power in the bathroom into the line connector, in the construction of only a little blanket wrapped a bit, they buried in the cement. Plus upstairs households sewer block these days, a water