本帖最后由 爱城一粒沙子 于 2011-8-19 06:40 编辑 8 v9 c. C% @% t2 C1 ]2 }# c3 x
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电工证不包括煤气,煤气证才可以碰煤气. 9 Z% z) M) P% Q+ Q2 s* xYour work need Gas Technician ticket.* P V1 @6 L S# `6 c0 ?9 q
If detector was installed outside the Furnance, nothing connect with it, that is OK.3 ]' S( d$ J# T' I4 u% a
If at inside and you did have Safety-Tag on it, your gas valve will be shut off by Gas Tech and got fine.' \; z% G3 U6 f3 Z3 \2 w
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Good Luck!