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蝶阀安装及维修手册2
把手或齿轮箱移除
Removal of Handle or Gear Box
第一步骤
Step 1
将阀门关闭。将把手上的螺母及华司霰下。将齿轮箱下的4（10”蝶阀）根螺丝及华司霰下。即可将把手或齿轮箱取下。
Close the valve, then, remove the nuts and washers on the handle and remove four(4) screws and washers underneath the gear box(10” butterfly valve) to remove the handle or gear box.
第二步骤
Step 2
重新安装把手将螺母及华司用力锁紧即可。重新安装齿轮箱将跟螺丝及华司用力平均锁紧即可。
After handle is reinstalled, just tighten up the nuts and washers with force. After gear box is reinstalled, just tighten up the screws and washers with even force.
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