本帖最后由 爱城一粒沙子 于 2011-8-19 06:40 编辑 " P k* ]6 k9 P9 b* a3 S5 q
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电工证不包括煤气,煤气证才可以碰煤气.1 ?& _. D! k# `0 N) ~$ r
Your work need Gas Technician ticket.% s0 Z" ~5 k% N
If detector was installed outside the Furnance, nothing connect with it, that is OK. 9 K0 X/ p7 d# Y" G/ P* zIf at inside and you did have Safety-Tag on it, your gas valve will be shut off by Gas Tech and got fine. * {* u3 [+ Y4 e t( n9 S. e5 w- t5 _7 F" n( K% o
Good Luck!