If the motor still running, the motor should be fine.* H! C7 L# o* E* ?
Possible reason:0 q1 Y: W* l. }; a: W5 [5 q
Flame sensor, up limit sensor or the pressure differential sensor.2 j9 _* B5 b! @/ P$ [7 o
Open the control box, there maybe there is one light flashing tell you what's the promble.