Operate semitrailer steering (para. 2-21) full left, full right, and back to center.
Place drain pan beneath curbside gooseneck on steering cylinder (1).
Attach a 36-inch (91 cm) tube (2) to each bleed valve (3). Point both tubes into drain pan.
Slowly, open both bleed valves (3) on curbside gooseneck steering cylinder (1).
To avoid injury to personnel when bleeding gooseneck steering cylinders, use two
personnel to perform these steps. One person is required to operate steering
valve and a second person is required to check fluid/air flow out of the bleed
4-76 Change 1