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The general building has a waterproof layer, you should ask this question about the building, if the water layer is done well, the downstairs is fine, you will go to the property if there is something.
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If there's a leak, the downstairs will come looking for you. If you do a good job of leak prevention, you should be fine.
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It is the poor contact of the safety switch that shows E2
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Waterproofing made good ground will not.
Drum washing machines don't have drain valves, you put the pipe low and the water slips out. When he drains the water, he pumps it out, and you can put the pipe up and then down, and it's no problem. You can't open the door in the drum laundry state, no matter how you drain the water, in addition, the drum laundry is very clean and heated, but the laundry time is long. >>>More
The kitchen, toilet, and sewer pipes for washing clothes can not be connected together, and the exhaust of the bedroom will block the sewer if there is oil, and the toilet smells in principle and cannot be connected with the sewage for washing clothes.
This should not be a problem of backwater, it may be that the drain pipe is leaking where it is damaged, or the pipe is controlled by hand after draining, the best way is to ensure that the middle of the pipe is smooth and the floor drain is the lowest place.
In a frozen area, pour some hot water. Slowly, the frozen place will melt, and the water can be drained.
Add a tee to the drain of the washbasin, put a hole in the cabinet on the side of the washing machine (if the washing box is equipped with a counter), thread the drain pipe, and insert it into the new tee of the drain. >>>More