If the motor still running, the motor should be fine.6 a, `; J) U# l" ?' b6 M+ I' ^
Possible reason: . m9 e9 `7 [/ J# mFlame sensor, up limit sensor or the pressure differential sensor., {* x* S" |+ f j. M- x
Open the control box, there maybe there is one light flashing tell you what's the promble.