Hydraulic Limit Switches - Genie S-80 Service Manual

Section 7 - Repair Procedures
EXTENDABLE AXLE COMPONENTS
15-3

Hydraulic Limit Switches

The hydraulic limit switches are 2 position 2 way
valves. The switches sense full axle extension and
allow the boom functions to operate.
How to Set Up the Hydraulic Limit
Switch Linkage
Adjustment of the hydraulic limit
switch linkage is only necessary
when the switch or linkage has
been replaced or the axle wear
pads are worn or have been
replaced.
1 Install the hydraulic switch and connect the
hydraulic hoses.
2 Install the linkage rod and leave the lock nut
loose.
7 - 52
3 Use the lift jack to raise the machine.
4 Extend the axles completely.
5 Lower the machine and turn the linkage rod
clockwise until it completely compresses the
valve actuator. Then turn the linkage rod
counterclockwise
6 Raise the machine.
7 Extend and retract both axles through 2 cycles
and check boom functions. If the boom will not
raise past the drive limit switch, readjust as
necessary.
a b
a lock nut
b linkage rod
c spring
d valve actuator
e limit switch valve
Genie S-80 & Genie S-85
Service Manual - First Edition
1
/ inch. Tighten the lock nut.
8
c d e
Part No. 34032