Loading And Unloading A Flatbed Trailer Deck Lock Pin Deck Tilted Load the cargo onto the trailer with approximately 60% of the cargo on the front half of the deck. As the cargo is moved forward on the deck, the deck will pivot down into the driving position. Install deck lock pin (1) and safety lock pin to secure the deck in the travel position. 121 ! WARNING An unlocked tilt deck can result in loss of cargo or loss of control of the trailer, which can result in death or serious injury. Before towing the trailer: Lock the tilting deck in the driving position. Double-check that the catch engages the hole in the tilt deck.
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