JLG 4017RS Service Manual - Manual (Page 108)

Axles, Drive Shafts, Wheels and Tires
5-14 3614RS, 4017RS
5. Secure 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).
6. Clear area of any unnecessary personnel.
7. Have an operator seated in machine operator cab.
8. Remove blocks from all four wheels.
9. Disengage machine park brake.
10. Tow machine to a secure location.
Note: Tow machine at a very slow speed.
11. After towing is complete, engage park brake.
12. Block all four wheels.
13. Reinstall front and rear drive shafts. Refer to Section 5.9,
“Drive Shafts.”
14. Repair machine as necessary.
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.
5.11.3 Manually Resetting the Park Brake
Note: Block the wheels of the machine BEFORE attempting to
reset the machine’s park brake. Once the park brake is released
the machine’s park brake AND service brakes are inoperable.
1. Loosen each release screw (5), only 1/4 turn at a time, in
sequence, until each screw has lost contact with the
guide pin.
2. Remove screws along with nuts and seals. Replace seals,
lubricate screws with a silicone-based grease and re-
install screws along with nuts.
3. Adjust the nut of the screw heads in relation to the arm
by 1.18 in (30 mm).
4. Repeat steps 1 thru 3 for other side of differential.
5. After repairs to machine have been made, start machine
and check park brake and service brakes for proper
function. Refer to Section 8.7.4, “Service Brake
Bleeding,” Section 8.7.5, “Service Brake Test,” and
Section 8.7.6, “Steering Orbitrol Valve.”
WARNING
Use a vehicle of sufficient capacity to tow the machine.
Tow vehicle must be capable of providing braking for
both vehicle and machine.
M 7650 Z
REAR VIEW
FRONT VIEW
1
2
MZ1020
5 5
5 5