JLG 800S Operation & Safety Manual page 36

User Responsibilities, Machine Preparation, and Inspection
5. Carefully activate Swing control lever and position boom over Right side of
machine.
6. With boom over right side of machine, place Drive control lever to Reverse and
drive machine off of block and ramp.
7. Have an assistant check to see that left front or right rear wheel remains elevated
in position off of ground.
8. Carefully activate Swing control lever and return boom to stowed position
(centered between drive wheels). When boom reaches center, stowed position,
lockout cylinders should release and allow wheel to rest on ground, it may be
necessary to activate Drive to release cylinders.
9. Place the 6 in (15.2 cm) high block with ascension ramp in front of right front
wheel.
10. Place Drive control lever to Forward and carefully drive machine up ascension
ramp until right front wheel is on top of block.
11. Carefully activate Swing control lever and position boom over left side of machine.
12. With boom over left side of machine, place Drive control lever to Reverse and
drive machine off of block and ramp.
13. Have an assistant check to see that right front or left rear wheel remains elevated
in position off of ground.
14. Carefully activate Swing control lever and return boom to stowed position
(centered between drive wheels). When boom reaches center, stowed position,
lockout cylinders should release and allow wheel to rest on ground, it may be
necessary to activate Drive to release cylinders.
15. If lockout cylinders do not function properly, have qualified personnel correct the
malfunction prior to any further operation.
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31222372 800S, 860SJ