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Make sure the diaphragm tab and compressor guides are properly located in their body slots by rotating the handle counterclockwise until the stem is in the full UP position. 通过逆时针方向旋转手柄，直到阀杆位于完全上升的位置，确保隔膜接头片和压缩装置导架位于阀体上的相应的槽上。