本帖最后由 移民电工 于 2010-12-21 22:15 编辑 - r4 w; j' z$ ]$ \; Q0 o# z
4 R5 O% c* `7 B0 [3 \
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!" v5 i5 p" ]' ?
7 H5 v# V/ r; T
These kinds of device need be cleaning and maintaining before winter season.