: Ensure you have enough floor space to lay the frame flat for assembly, as most guides recommend building it on its side before standing it up.
: Verify you have all the specific fittings for the 2B4mp4 configuration, including the frame, back panel, and any interior organizers. Assembly Steps
Are you planning to add or standard hinged doors to this specific PAX unit?
: Lay the side panels flat. Use the provided pins and cam locks (or the newer click-connectors) to attach the top and bottom rails. Reviewers on YouTube (Madeira DIY) emphasize that keeping the unit square during this phase prevents the doors from hanging crooked later.
