本帖最后由 移民电工 于 2010-12-21 22:15 编辑 1 h a8 y% S6 Q
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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! 5 g# O) g+ X/ ]; G" X* E+ q2 E' \' \5 y3 \
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 - B! X1 j1 n& T- r' `" n: j) s0 k+ _$ f& x9 A' K; F ]8 ~6 t
If 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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