本帖最后由 移民电工 于 2010-12-21 22:15 编辑 " M3 d, u! L% S) K/ v3 W$ @' f0 H* ^4 ]* L
This is a horizontal furnurs mount on the top of building and intake air form outsid of building, I think you can not fix it by yourself! 2 k h& O/ P2 a& |: {+ p 8 ?5 w8 V* W5 h# WThese kinds of device need be cleaning and maintaining before winter season.
本帖最后由 移民电工 于 2010-12-21 22:17 编辑 & N- C1 N& z* ?6 x8 R7 g: U$ | 3 B+ l& _, k. y. `# _If you do not know these tasks, hire a qualified service specialist.
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发表于 2010-12-21 12:11
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