本帖最后由 移民电工 于 2010-12-21 22:15 编辑 t6 h1 ^9 y9 W8 f: ~: J: d 6 c6 ~& H0 r5 t! j/ f& p$ s2 uThis 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! . U2 O S: p6 U; v; R. @8 u, F6 j$ P
These kinds of device need be cleaning and maintaining before winter season.