1.检查欧式电动葫芦信号灯是否正常可靠。 Check that the European type electric gourd signal lamp is normal and reliable. 2.检查欧式电动葫芦各限位开关是不是灵敏可靠。 Check for the sensitivity and reliability of the limit switches of European type electric gourd. 3.清洗检查欧式电动葫芦的电动机并更换炭刷，检修电气箱，根据情况调换零件。 Clean the motor of the European type electric gourd and replace the carbon brush, check the electric box, and change the parts according to the situation. 4.检查欧式电动葫芦的电动机、拖铃、导电架是不是安全可靠。 Check for the safety and reliability of the motor, towling, and conducting frame of the European type electric gourd. 5.检查欧式电动葫芦电气箱中各电气设备动作是不是灵敏可靠。 Check that the electrical equipment in the continental electric block is sensitive and reliable.