Beall - Operations Manual - Pneumatic Tank Trailers

SAFE COUPLING PROCEDURE

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1.

V obstacles. Do not exceed the rated capacity of the hitch or assembly.

2.

. Center the tow vehicle with drawbar of the trailer

3. Open the coupling latch. a. While facing the mounted coupling, push the latch lock toward the mounting plate (away from you) until full rotational travel is reached. While holding the latch lock in this position, grasp the top of the latch and pull out toward the pintle, rotating the latch until full rotational travel is reached. b. Hold the latch in place and slowly release the latch lock until it has rotated into the latch. c. Release the latch and the coupling is now open and ready to couple. d. If your latch mechanism is of a dif operation method. 4. Chock the trailer wheels and back the tow vehicle up to the drawbar of the pull trailer. 5. Connect the brake lines and light cord. Be sure to support all brake lines and power connections securely out of the way. 6. Verify that the drawbar eye is inside the coupler on the tow vehicle. 7. Close the coupling latch. a. Rotate the top of the latch toward the pintle until full rotational travel is reached and hold in place. Push the latch lock toward the mounting plate as far as it will go. b. While holding the latch lock in this position, slowly release the latch. Next, release the latch lock making sure it seats fully down in the slot on top of the latch. The coupling is now closed. c. Test for proper latching by applying a force toward the coupling body to the front of the latch. The latch should not open. If the latch does not stay closed, do not use until it has been repaired or replaced.

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