If the motor still running, the motor should be fine. p* |2 j% d: l% [" m) o
Possible reason:$ A! l* L$ `, w: M8 ^( {' r* a' P
Flame sensor, up limit sensor or the pressure differential sensor.9 ^) h8 E) R, `; }
Open the control box, there maybe there is one light flashing tell you what's the promble.