首先,有条件的话要找专业人士修理。+ n6 w. C" v2 e% J; E
关于出冷风,在换风的状态下,出冷风是正常的。在加热状态下的末段,火已熄灭,出冷风是用于冷却换热器,也属正常。, L @) T E# Z7 W
如果是电子打火,能打火燃烧,说明打火部分,煤气供给都没问题。 , X* S6 @8 G2 _+ _
Do you still have issue with the furnace? Try to remove the air filter, and clean the flame sensor if you can.8 }6 O) |- |6 B: h6 \
or give me a call at : 780-288-0590 if need a further help.