JLG 1850SJ Service And Maintenance Manual page 376

SECTION 5 - BASIC HYDRAULIC INFORMATION & HYDRAULIC SCHEMATICS
11. When the function bottoms out, pressure should read
2600 psi.(180bar).
12. If necessary to adjust pressure, CW increases and CCW
decreases setting. Jib level up adjustment is adjacent to
MLB.
13. Make sure to reset Jib override to off after pressure is set,
and cycle machine power.
JIB LEVEL DOWN
1. Install high pressure gauge at MLA.
2. Connect the analyzer to the ground control connector.
3. Position the main boom on the boom rest and the jib
fully elevated.
4. Using the analyzer, press the RIGHT
arrow key until ACCESS LEVEL 2 is reached. Press ENTER
.
5. Using the arrow keys, enter access code 33271 and press
ENTER .
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6. Using the arrow keys scroll until MENU: SERVICE MODE is
reached. Press ENTER
7. The analyzer should read JIB & SWING. Press ENTER
or LEFT
.
.
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