JLG 4017RS Service Manual - Manual (Page 107)

5-13 3614RS, 4017RS
Axles, Drive Shafts, Wheels and Tires
7. Clear area of any unnecessary personnel.
8. Have an operator seated in machine operator cab.
9. Remove blocks from all four wheels.
10. Disengage machine park brake.
11. Tow machine to a secure location.
Note: Tow machine at a very slow speed.
12. After towing is complete, engage park brake.
13. Block all four wheels.
14. Reinstall front and rear drive shafts. Refer to Section 5.9,
“Drive Shafts.”
15. Repair machine as necessary.
Note: Block the wheels of the machine BEFORE attempting to
release the park brake. Once the park brake is released the
machine’s park brake AND service brakes are inoperable.
5.11.2 4017RS Only
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 3.20,
“Emergency Boom Lowering Procedure.”
2. Remove load from machine.
3. Place transmission in (N) NEUTRAL, engage park brake
and shut the engine OFF.
4. Block all four wheels.
5. Remove front and rear drive shafts. Refer to Section 5.9,
“Drive Shafts.”
a. Manually Releasing the Park Brake
1. Loosen the nuts of the screws (5) for the manual release
of the braking units. Draw the nuts back approximately
6 mm.
2. Tighten the screws until they are gently seated on the
driving plate.
3. Carefully tighten each release screw a 1/4 turn at a time
in sequence until all have been turned on full turn 360°.
4. Repeat steps 1 thru 3 for other side of differential.
Note: After machine has been towed to a secure location,
reactivate parking brake. Carefully follow procedures from start
to finish. Contact local JLG dealer if you are unsure about any
part of the procedure, or for specific instructions concerning
your particular situation.
WARNING
Use a vehicle of sufficient capacity to tow the machine.
Tow vehicle must be capable of providing braking for
both vehicle and machine.
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.
MZ1020
5 5
5 5