本帖最后由 移民电工 于 2010-12-21 22:15 编辑 & f0 N( O2 n- H( R$ @8 J n# q: S! A( j( N/ ~
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! 7 a7 V0 o9 |$ R+ N {' o5 s$ f9 Z3 y& h& N" f" _ Z% k3 T5 A
These kinds of device need be cleaning and maintaining before winter season.