取下将托架组件固定在APU 辅助动力装置上的插销。
Remove the pins that attach the cradle assembly to the APU power plant.
取下将托架组件固定在APU辅助动力装置上的插销。
动力装置包括液压泵、 液压缸、导轨和龙门架，龙门架与壳体固定联接；
The power plant includes a hydraulic pump, a hydraulic cylinder, a guide rail and a gantry. The gantry is fixedly connected with the casing.
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