钢球打滑说明主动炉排片运行中有故障所引起，须停车检查主动炉排片，故障排除后方可起动。皮带轮中的钢球离合器在出厂时已调整在正常位置用户不宜任意变动调节圆螺母。teel ball slide that active grate operation has caused by faults, must stop and check the driving fire grate sheet, troubleshooting before starting. In the belt wheel, the steel ball clutch is adjusted to the normal position of the user.