SAFE COUPLING PROCEDURE
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7.
exhausting the tractor’s air ride suspension.
8. Slowly back the tow vehicle into the trailer until the king pin is
DO NOT aggressively strike the front of the
trailer in an attempt to lift it.
9. Chock the trailer wheels, connect the brake lines and light cord. Be sure to support all brake lines and power connections securely out
you will not be able to set the lead trailer brakes.
Chock trailer wheels. Connect brake lines and light cord.
Support slack in lines to prevent interference.
Set trailer brakes.
10. With the trailer wheels still chocked, do a pull test to verify that the trailer is coupled to the tow vehicle.
The coupling procedure is not complete without a visual inspection. You must get out of wheel is properly coupled to the kingpin as shown in the next step.
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