If the motor still running, the motor should be fine.7 s6 m" n3 R7 O% Y7 f; X
Possible reason: $ u0 [4 ?. c9 p* x/ {5 c7 zFlame sensor, up limit sensor or the pressure differential sensor. * l$ v" R% d9 H; D1 qOpen the control box, there maybe there is one light flashing tell you what's the promble.