2-17. LOWERING SHELTER (Cont).
(4) Release support strut clamps (9) from four
support struts (8) by rotating clamp handles counterclockwise.
If load is uneven, heavier side of shelter will drop faster than Iighter side. If one
side or end drops faster, close hydraulic pump valve lever (rotate to PUMP) and
close lifting-leveling jack valve(s) on low side. Slowly open hydraulic pump
valve and lifting-leveling jack valve(s) when shelter is again level.
(5) Using two personnel, slowly rotate release valve levers (6) to RELEASE position at same time,
to lower shelter to ground.