4. After completing the pre-insertion action, move the booster handle at a constant speed in the direction indicated by the arrow until the booster handle is completely closed, and finally push the secondary lock to the fully locked state.
4. After completing the pre-insertion action, press the arrow to indicate the direction of the homogenous wrenching help handle to the power handle to fully close, and finally push the secondary lock to the full locking state.
4. After completing the pre engagement action, pull the power handle uniformly in the direction indicated by the arrow until the power handle is completely closed, and finally push the secondary latch to the fully locked state.<BR>