本帖最后由 爱城一粒沙子 于 2011-8-19 06:40 编辑 3 n+ j( D7 j. }' M" e, G) C7 h# g. K7 J2 a$ o# z
电工证不包括煤气,煤气证才可以碰煤气.- Q$ a6 Q# Q0 R7 l
Your work need Gas Technician ticket.9 E$ [3 C# g0 X3 D7 V7 t
If detector was installed outside the Furnance, nothing connect with it, that is OK. " P s+ ^9 E6 E3 ?" ^If at inside and you did have Safety-Tag on it, your gas valve will be shut off by Gas Tech and got fine. " z7 B" _2 b1 n4 e S2 @+ q% D( a5 Q. I; F& h* b% E+ N
Good Luck!