a.
Rotate latch pin (21) until rear guide (20) disengages.
b.
Swing rear guide (20) to full inboard position and ensure pin (22) engages.
CAUTION
Always ensure pressure relief valve is returned to the closed position after
lowering center roller. Failure to close pressure relief valve could cause
all fluid to drain out of lines and render center roller inoperable until hy-
draulic system is bled.
42. Move hand pump selector valve (24) to down position.