本帖最后由 移民电工 于 2010-12-21 22:15 编辑 " J5 S3 ? d \* a4 \6 P8 v
, M" y0 W9 D/ Y# {7 L9 G' C+ tThis 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!8 K$ b& {1 p( B
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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 / U6 l+ D8 b1 Q/ S" k4 x$ j+ s ( h* r: ]# P$ p0 I9 j4 \' t9 NIf you do not know these tasks, hire a qualified service specialist.
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发表于 2010-12-21 12:11
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