鑄鐵閘門使用保養
Operation and Maintenance of Cast Iron Gate
1閘門在啟閉時應注意閘板的上、下極限位置，不能超限，以免損壞閘門或啟閉機。
When opening and closing the gate, attention should be paid to the upper and lower limit positions of the gate, so as not to exceed the limit, so as to avoid damaging the gate or the hoist.
2閘門在啟閉過程中如有異常情況應立即停止使用，及時檢查修理。
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3閘門在關閉時距閘底10公分處，暫停1min，讓激流沖凈底門槽內雜物，然后再將閘門關閉。
3. When the gate is closed, it is 10 cm away from the bottom of the gate, suspend for 1 minute, let the torrent wash away the debris in the groove of the bottom gate, and then close the gate.