JLG 4017PS Service Manual - Manual (Page 110)

Axles, Drive Shafts, Wheels and Tires
5-14 3706PS, 3707PS, 4014PS, 4017PS, 33.7, 37.6, 37.7
4. Tighten lug nuts in an alternating pattern as
indicated in the previous figure.
3706PS, 3707PS, 33.7, 37.6 & 37.7
340-380 Nm (251-280 lb-ft)
4014PS & 4017PS
440-480 Nm (324-354 lb-ft)
5. Remove machine from supports.
6. Remove the Do Not Operate Tag from the ignition
key switch and the steering wheel.
5.12 TOWING A DISABLED MACHINE
Towing a disabled machine should only be attempted
after exhausting all other options. Make every effort to
repair the machine and move it under its own power.
1. Fully retract the boom. Position attachment
approximately 610 mm (24 in) above the ground.
Note: If total loss of power has occurred, refer to
Section 3.21, “Emergency Boom Lowering Procedure.”
2. Remove load from the machine.
3. Place the transmission control lever in (N) NEUTRAL,
engage the park brake and shut the engine OFF.
4. Block all four wheels.
5. Remove the front and rear drive shafts. Refer to
Section 5.10, “Drive Shafts.”
6. Secure the machine to a suitable towing vehicle.
a. For towing or retrieval from front of machine,
attach towing equipment to lifting points (1).
b. For towing or retrieval from rear of machine,
attach towing equipment to the retrieval hitch (2).
7. Clear the area of any unnecessary personnel.
8. Have an operator seated in the machine operator
cab.
9. Remove the blocks from all four wheels.
10. Disengage the machine park brake.
11. Tow the machine to a secure location.
Note: Tow the machine at a very slow speed.
12. After towing is complete, engage the park brake.
13. Block all four wheels.
14. Reinstall the front and rear drive shafts. Refer to
Section 5.10, “Drive Shafts.”
15. Repair machine as necessary.
WARNING
Do not attempt to tow a machine that is loaded or the
boom/attachment is raised more than approximately
610 mm (24 in).
WARNING
Block all four wheels when preparing the machine for
towing to prevent any unexpected movement.
WARNING
Use a vehicle of sufficient capacity to tow the
machine. Tow vehicle must be capable of providing
braking for both vehicle and machine.
MAM2720
2
1
3706PS, 3707PS, 33.7, 37.6 & 37.7 4014PS & 4017PS