本帖最后由 移民电工 于 2010-12-21 22:15 编辑 / g5 a2 [" k5 ~ J8 Z1 S7 m2 `
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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!4 B/ w# U4 R+ Q0 G i5 s" @
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These kinds of device need be cleaning and maintaining before winter season.
本帖最后由 移民电工 于 2010-12-21 22:17 编辑 * |+ y4 _; W `7 |) z3 I! | # N( y4 \9 y1 Z2 h" j) GIf you do not know these tasks, hire a qualified service specialist.