本帖最后由 爱城一粒沙子 于 2011-8-19 06:40 编辑 , F6 q9 d O6 B5 m/ G; A: ~2 ^( G8 y# J: i* \4 W
电工证不包括煤气,煤气证才可以碰煤气.7 j% @) \% o: |+ |7 C2 n
Your work need Gas Technician ticket." @- U' `5 d& ]
If detector was installed outside the Furnance, nothing connect with it, that is OK. 2 H# {& U# M! m: C- r! T( TIf at inside and you did have Safety-Tag on it, your gas valve will be shut off by Gas Tech and got fine. 6 p n" E. E- t3 V- u& ~1 _: ?! N7 o# h8 k0 w& q
Good Luck!