Tilt And Auxiliary Hose Removal - JLG G5-18A Service Manual

Boom
5. With the sling still in place, install the compensating
cylinder, pin (5) and lock bolt. Apply Loctite
and torque to 66 lb-ft (90 Nm).
MY1980
6. With the sling still in place, install the rod end of the
lift/lower cylinder, pin and lock bolt. Apply Loctite
#242 and torque to 66 lb-ft (90 Nm).
Note: Raising the boom up or down with the sling may
be necessary so the boom, compensating and lift/lower
cylinder bores can be aligned for easier pin installation.
7. Uncap and reconnect the extend/retract cylinder
fittings and plugs from extend/retract cylinder tubes.
Attach each tube to the extend/retract cylinder
fittings and tighten until wrench-tight. Mark the fitting,
then tighten each tube firmly 1 to 1,5 flats.
8. Uncap and reconnect the tilt hoses and (if equipped)
auxiliary hoses. Attach both sets to their appropriate
fittings until wrench-tight. Mark the fitting, then
tighten each hose firmly 1 to 1,5 flats.
9. Start the engine and operate all boom functions
several times to bleed any air out of the hydraulic
system. Check for fluid leaks. Check the hydraulic
fluid level in the tank and add fluid as required.
10. Check clearance (1) between the tilt hoses (and if
equipped) auxiliary hoses and the front of the
extend/retract cylinder trunnion. There should be
approximately 1/2 in. (12,7 mm) of clearance.
11. If adjustment is needed, loosen the tilt tubes (and if
equipped) auxiliary tubes. Move tubes to achieve the
proper clearance.
3-8
®
#242
4
MY2000
5
12. Clean up all debris, hydraulic fluid, etc., in, on, near
and around the machine.
13. Close and secure the engine cover.
®
3.3.9
1. Remove attachment from the quick coupler assembly.
Refer to Operation and Maintenance Manual.
2. Allow sufficient room in front of the machine to allow
for the second boom section removal.
3. Park machine on a hard, level surface. Level boom, and
extend boom approximately 2 ft (609mm). Place
transmission in (N) NEUTRAL and engage park brake.
Shut engine off.
4. Place a Do Not Operate Tag on both ignition key switch
and steering wheel.
5. Open engine cover. Allow system fluids to cool.
6. Properly disconnect battery.

Tilt and Auxiliary Hose Removal

1
G5-18A, 2505