1、导轨式升降机http://www.shengjiangji168.com/单向阀泄流，排除方法：检查阀组中的单向阀。如果发现单向阀的密封面有脏物，清洗单向阀。
Elevator guide rail type check valve discharge, elimination method: check valve check valve in the group. If it is found that check valve sealing surface dirt, wash the check valve.

2、导轨式升降机下降阀封闭不严，排除方法：检查下降阀是否有电，如有电则为下降阀本身故障，需清理更换下降阀，下降阀的滑阀必须保持清洁，且移动灵活。
Elevator guide rail type drop valve closes lax, exclusion methods: to check whether there is electricity, drop valve itself, such as electricity to drop valve fault drops to clean up the replacement valve, drop valve valve must be kept clean, flexible and mobile.

3、导轨式升降机http://www.shengjiangji168.com/油缸内漏，排除方法：更换油缸密封件。
Guide lifting oil cylinder leakage, eliminate methods: replace the oil cylinder seals.