JLG 18RS Service Manual - Manual (Page 88)

SECTION 4 - BOOM & PLATFORM
4-8 – JLG Lift – 3121284
7. Attach all hydraulic hoses and cables and start up
the machine. Raise the boom a minimum of 5
degrees above horizontal (See Figure 4-8., Hose
Adjustment - Figure 5).
8. After each step below, hold the function switch for
an additional 5 sec. This will ensure the component
has reached full stroke and pressurized the hose.
a. Rotate the platform 90 degrees away from the
push tube
b. Fully retract the platform level cylinder
c. Fully extend the platform level cylinder
d. Rotate the platform completely in the opposite
direction
e. Return platform to normal operating position.
9. Repeat Step 8 two more times. Then shut machine
down. This will fully shrink the platform hydraulic
hoses.
10. Tighten clamp block at location “C” (See Figure 4-
6., Hose Adjustment - Figure 4). Ensure the hoses
Figure 4-7. Hose Adjustment - Figure 4
Figure 4-8. Hose Adjustment - Figure 5