本帖最后由 移民电工 于 2010-12-21 22:15 编辑 2 P* D# N4 h& S4 }5 O! ]3 w9 y" {; M6 y2 E( q; a2 ^
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! / @$ D2 N/ i3 n2 E" ?1 } + K- X2 R2 z' I. z0 o7 U0 B( }These kinds of device need be cleaning and maintaining before winter season.