首先,有条件的话要找专业人士修理。' Y# F3 g2 @* @& G4 F
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。& ~# z, }, d' m/ f( Z
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。 1 f' e* g8 H) J. m
Do you still have issue with the furnace? Try to remove the air filter, and clean the flame sensor if you can. ! C( D# T: L+ K+ Z% H( E$ L or give me a call at : 780-288-0590 if need a further help.