JLG X500AJ Operator Manual - Manual (Page 97)

SECTION 5 - EMERGENCY PROCEDURES
3121636 – JLG Lift – 5-9
5. Lowering the Tower Boom (if necessary).
While pumping the handpump, activate the tower
boom lift function lever (item 9, Figure 5-2.) in the
appropriate direction to lower the tower boom.
6. Lowering the Main Boom (if necessary).
With the aid of an assistant, activate the main
boom lift function lever (item 10, Figure 5-2. on
page 5-5) in the appropriate direction to lower the
main boom.
7. Rotating the platform (if necessary).
Activate the appropriate platform rotate function
lever (item 6, Figure 5-2. on page 5-5) to rotate the
platform.
8. Leveling the platform (if necessary).
Activate the appropriate platform level function
lever (item 5, Figure 5-2. on page 5-5) to level the
platform.
9. Release the enable button when finished all boom
functions.
10. Remove the manual pump handle from the pump
and secure back to its original position on top of
the outrigger/track valve cover at the rear of the
machine.
Outrigger/Track Movement Emergency Procedure:
Outrigger/Track Movement Using the Hydraulic Hand
Pump on Right Side of Machine
PLACE THE MACHINE INTO TRANSPORT CONFIGURATION ONLY AFTER
HAVING ALIGNED AND FULLY LOWERED AND RETRACTED THE BOOM AND
JIB.
WHEN RETRACTING THE OUTRIGGERS, THE MACHINE CAN BECOME
UNBALANCED IF ONE OR MORE OUTRIGGERS ARE OFF OF THE GROUND
AT ANY ONE TIME. RETRACT OUTRIGGERS EQUALLY, TO KEEP MACHINE
BALANCED.
Outrigger Functions:
1. At the rear of the machine, locate the three and
four ground control proportional valve groups
with manual override levers. The manual override
levers on these proportional valves provide func-
tion to the right and left side outriggers and right
and left track functions.
2. Locate and remove the manual pump handle
secured to the top cover above the ground control
proportional valve groups at the rear of the
machine.
3. Install the pump handle on the manual hydraulic
pump on top of the hydraulic tank on right side of