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Step 5
Turn over the main frame and make the front support tube to the floor.
Pull out the ball pin (35) from the main frame and unfold the main frame. Then insert
the ball pin (35) to the main frame again for fixation.
Note: Before insert ball pin (35).
1. Slightly lift up the main frame.
2. Assure the fixation holes are on equal position.
3. Insert ball pin (35) into fixation holes.
