?? 成熟女人毛片www免费版在线,日韩成人免费在线视频,欧美第三页

欧美中文字幕-麻豆入口-在线观看一级片-国语对白对话在线观看-久久久性-91伊人网-免费在线观看黄色片-国产一级二级视频-在线中文字幕观看-91官网在线观看-成人亚洲精品777777ww-色中文-av看片资源-亚洲最大成人在线-懂色av一区二区三区蜜臀-20日本xxxxxxxxx46-诱夫1v1高h-国产精品久久久久久久久免费相片-av一级免费-少妇姐姐

Back to top

首頁 ? Factory News ? Maintenance during the use of Roots fans

Maintenance during the use of Roots fans

Roots FansIn the process of using less maintenance, so as to better protect the use of Roots fan, then Roots fan maintenance of common means what? On this issue Roots fan editorial take you to understand.
1, should not be installed in the Roots fan people often in and out of the place, in order to prevent injuries and burns.
2, should not be installed in the Roots fan easy to produce flammable, explosive and corrosive gases in the place, in order to prevent fire and poisoning and other accidents.
3、According to the direction of intake and exhaust ports and maintenance needs, there should be a proper wide space around the foundation surface.
4. When installing the Roots fan, you should check whether the foundation is firm, whether the surface is flat, and whether the foundation is higher than the ground.
5, Roots fan outdoor configuration, should be set up to prevent rain shed.
6, Roots fan can be used for a long time under the ambient temperature not greater than 40 ℃, more than 40 ℃, should be installed exhaust fan and other cooling measures to improve the service life of the fan.

13755181118