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Boom Section 5 – Procedures
5.4-21 Limit Switch Checking and
Adjusting
There are six limit switches on the SJ82 T and SJ86 T
machines. Use the following procedures to check and
adjust them.
Preparation:
▪
Park the machine on a flat, level surface.
▪
Provide enough room around the machine for
lifting / swinging the boom and driving.
Tools required:
▪
Calibrated digital protractor (to measure boom
angles)
▪
Multi-meter with continuity setting
▪
Level
8 9 10
11 12
LS1
6
LS2
7
LS4
LS6
4
LS3
5
LS5
M62347AA
1 2 3
Top View
Front of Machine
Side View of
Boom and Turret
1. Fly Boom Section
2. Mid Boom Section
3. Main Boom Section
4. Fly-in Limit Switch (LS3)
5. Boom Extension (dual load) Limit Switch (LS5)
6. High Drive / Tilt Override (LS2)
7. Boom Angle (dual load) (LS4)
8. Directional Sensing Limit Switch (LS1)
9. Cushion Limit Switch (LS6)
10. Master Cylinder Link
11. Steering Axle
12. Counterweight
Components and limit switch locations
To order go to Discount-Equipment.com
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