JLG 1850SJ Service Manual User Manual
Page 246
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SECTION 5 - BASIC HYDRAULIC INFORMATION & HYDRAULIC SCHEMATICS
5-76
– JLG Lift –
3121619
JIB LEVEL DOWN
1.
Install high pressure gauge at MLA. Using the analyzer,
select “jib level”.
2.
Using the jib level down switch, retract jib level fully or
cap port LA.
3.
Set level down at 1500 psi. (104bar). CW increases and
CCW decreases setting. Jib level down adjustment is
adjacent to MLA.
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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