本帖最后由 移民电工 于 2010-12-21 22:15 编辑 6 E( {& |+ l: R" P; [; j2 f6 W% D, S+ G9 g
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!6 J3 |' v8 G( t- N) {
- A4 T2 Z( ^) W0 j! O* d$ SThese kinds of device need be cleaning and maintaining before winter season.