Loading And Unloading A Flatbed Trailer ! WARNING Risk of death by crushing. Dovetail can drop unexpectedly. Never go under a raised dovetail without safety locks engaged. The hydraulic pump, battery and control are located on the curb side of the trailer in a lockable box. If trailer is equipped with Hydraulic Jacks, hydraulic pump will be in front tool box. To lower the dovetail, open the box and locate the control. Press “UP” (1) to move the dovetail off of the mechanical stops. 127 Dovetail Control Dovetail Mechanical Stop Handle Push down at contact point (2) and continue to hold while lowering.
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