闸阀的安装与维护应注意以下事项：
The installation and maintenance of gate valve should pay attention to the following matters:
1、手轮、手柄及传动机构均不允许作起吊用，并严禁碰撞。
1. Handwheel, handle and transmission mechanism are not allowed to be used for lifting, and collision is strictly prohibited.
2、双闸板闸阀应垂直安装（即阀杆处流水槽模具 u型槽模具 电缆槽模具 隔离墩钢模具 护坡砖模具 钢制闸门 螺杆式启闭机 卷扬式启闭机于垂直位置 , 手轮在顶部 )。
2. The double gate valve should be installed vertically (i.e. the stem is in the vertical position and the hand wheel is at the top).
3、带有旁通阀的闸阀在开启前应先打开旁通阀（以平衡进出口的压差及减小开启力 )。
3. The gate valve with bypass valve should be opened before opening (to balance the pressure difference between inlet and outlet and reduce the opening force).
4、带传动机构的闸阀，按产品使用说明书的规定安装。
4. The gate valve with transmission mechanism shall be installed according to the provisions of the product operation manual.
5、如果阀门经常开关使用 , 每月至少润滑一次。
5. If the valve is used frequently, lubricate it at least once a month