DUAL WINCH LOADING AND UNLOADING (CONT)
(55) Remove drivers side winch cable (36) from gooseneck pivot pin sheave (47).
(56) Winch operator must push down on DRIVERS SIDE WINCH lever (35) to take up slack in cable.
(57) Lower both loading ramps.
Platform angle will be slightly greater than that normally used for load/offload.
(58) With APU running, release semitrailer parking brakes and adjust platform height as follows:
(a) Raise front of semitrailer to 50 inches (top mark on crowbar) measured at #1 bogey position.
(b) Lower rear of semitrailer until rear support legs are firmly in contact with the ground. There must be at
least 1 inch of polished (shiny) surface showing on rear suspension cylinders. Reapply semitrailer
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