Clean the quick disconnect coupling before the connection of hydraulic tubes to avoid sand or dust entering into the system and polluting the hydraulic oil.
在液压软管连接之前擦拭快速接头，避免沙子或灰尘进入液压系统，污染液压油。
Clean the quick disconnect coupling before the connection of hydraulic tubes to avoid sand or dust entering into the system and polluting the hydraulic oil.
在液压软管连接之前擦拭快速接头，避免沙子或灰尘进入液压系统，污染液压油。
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