JLG 1850SJ Service And Maintenance Manual page 378

SECTION 5 - BASIC HYDRAULIC INFORMATION & HYDRAULIC SCHEMATICS
15. Adjust the jib level using the
Jib Lift function switch until
the jib level control angle
reads zero (0).
16. After the control angle is set, use the UP
arrow keys to toggle the override from On to Off.
17. Make sure to reset Jib override to off after pressure is set,
and cycle machine power. Operate the main boom to
verify jib level is working properly.
JIB TELESCOPE OUT
1. Install high pressure gauge at MTB.
2. Extend jib telescope fully.
3. Set pressure at 2850 psi. (197bar). CW increases and
CCW decreases setting. Adjustment is the one closest to
MTB.
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JIB TELESCOPE IN
1. Install high pressure gauge at MTA.
or DOWN
2. Retract jib telescope fully.
3. Set pressure at 2850 psi.(197bar). CW increases and CCW
decreases setting. Adjustment is the one closest to MTA.
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