本帖最后由 移民电工 于 2010-12-21 22:15 编辑 0 i! l0 a& n% m! N5 U# w Q2 p 6 K* n& v! n3 ?. aThis 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! * D8 U) x2 M( n3 [5 o0 d: i( f" {; a/ K U
These kinds of device need be cleaning and maintaining before winter season.