首先,有条件的话要找专业人士修理。! }1 W* `4 t. b/ @/ T. M" F3 u
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。: m J$ T$ i8 v
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。" O3 Y, A0 L8 ~" S
Do you still have issue with the furnace? Try to remove the air filter, and clean the flame sensor if you can. / d( `0 ~% ^# B$ u# u or give me a call at : 780-288-0590 if need a further help.