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电工阿海 发表于 2015-11-8 13:34
& h! v0 d( i: h我想大概就是感应器坏了,这个型号是:LENNOX 27J2801 27J28 LIMIT SWITCH
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' c' Y( t! {: ]& u& M# \& y6 ]Check the store: Sinclair Supply at 780-465-9551 to see if they have some in stock.
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" `% u) L! J( {0 V7 GSome high temperature cut-off limit switches could be reset if the burner compartment is not over heated too much. , r8 U @9 m9 M, Y
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If not, you may have to check if the furnace is actually overheated, either the blower speed is set too low, or vents close too much which restrict the air flow." ^% y4 ^5 L6 @' y4 Q, r
4 z t+ ]4 @5 B- y/ g' L- y0 xGood luck! |
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