Residual oil can be drained via valve at the rear of gear reducer and oil drain valve in thrust bearing oil sump.

残油的排放可由减速机尾部的阀门和推力轴承油池的放油阀门来进行。

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The specially designed convex drain plate prevents accumulation of condensate at the compressed air re-entry point into the bell reducer.

特别设计的凸排水板在防止累积的冷凝压缩空气鉆点成铃的最佳方法。

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Later, drain properly and then fill new oil to the gear reducer.

然后再对减速机加注新油。

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