本帖最后由 爱城一粒沙子 于 2011-8-19 06:40 编辑 ( H* H6 r3 o1 o% A8 k1 s: m9 U1 x% s( A( [! _: ]% T6 F0 [& I
电工证不包括煤气,煤气证才可以碰煤气. 2 y s+ a: x: P+ AYour work need Gas Technician ticket. ! }9 q6 H) k$ J2 f6 A8 GIf detector was installed outside the Furnance, nothing connect with it, that is OK. 9 d8 }4 ?7 r% e2 F0 G! V! }If at inside and you did have Safety-Tag on it, your gas valve will be shut off by Gas Tech and got fine.1 r; E( j% J$ t
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Good Luck!