97精品国产综合久久香蕉_成人影院在线亚洲_欧美日韩综合国产在线视频_黄色黄片免费看电影_欧美嘿咻爱爱图亚洲色图库_精品无码综合一区_日韩一区二区影院_精品午夜a成人v无码_午夜福利在线观看的视频_欧美亚洲第一自拍

1. Before starting the machine, ensure that the power supply is safe, the protection device is safe and effective, the tool belt clip is correct, and the limit of the grinding wheel is normal. 2. After starting, it should be run without load, check and confirm that the direction of the motor knife belt is in line with the direction of the indicated arrow, and the direction of the grinding wheel is contrary to the direction of the knife back. 3. During the operation of the equipment, keep the continuous small spark sharpening. 4. The machine needs to be checked regularly, clean the dust of the knife sharpening system, and do daily maintenance. 5. If abnormal sound is found, stop the machine for inspection in time. After troubleshooting, you can continue the operation. Operation, please turn off the power before maintenance.