本帖最后由 移民电工 于 2010-12-21 22:15 编辑 - t' @6 G4 T1 {$ [. v U3 C4 `. k2 `7 I; p" L/ q
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!) X" n; J, o* l, I& b' O
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These kinds of device need be cleaning and maintaining before winter season.