If the motor still running, the motor should be fine.: B- q! j9 e) j5 z) M# `5 m
Possible reason: $ {7 ^- ?: O) k8 q, h& ]$ WFlame sensor, up limit sensor or the pressure differential sensor., _6 A- W4 G$ }, h6 A* E2 E! M
Open the control box, there maybe there is one light flashing tell you what's the promble.