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Maintenance Manual
Annual Maintenance Procedures
17 Using the multimeter, measure the voltage
reading of the pressure transducer at pin C
and B.
Result: The voltage reading of the platform
height sensor is between 1V and 4V. The
platform height sensor is functioning properly.
Result: The voltage reading of the platform
height sensor is 0V or above 5V. The platform
height sensor is not functioning properly.
Replace the platform height sensor. Refer to
Repair Procedure in the appropriate Service
and Repair Manual for your machine, How to
Disassemble the Platform Height Sensor
Assembly (if equipped).
18 At the ground controls, turn the key switch to
the off position and push in the red
Emergency Stop button to the off position.
19 Remove the probes from the rubber boot of
the platform height sensor cable.
20 Turn the key switch to ground controls and
pull out the ground controls red Emergency
Stop button to the on position.
21 Raise the platform to approximately 1 ft /
30 cm.
22 Return the safety arm to the stowed position.
23 Lower the platform to the stowed position.
24 Turn the key switch to the off position.
60
A-6
A-6 Check the Stee r Yoke Kin g Pin Faste ner To rqu e
Check the Steer Yoke King Pin
Fastener Torque - GS-84, GS-90
Genie specifications require that this procedure be
performed annually.
Maintaining proper torque is essential to safe
machine operation. Improper bolt torque could
result in an unsafe operating condition and
component damage.
Note: Perform this procedure on both sides of the
steer axle.
1
Check the upper and lower steer yoke king
pin fastener torque.
Note: Loctite
®
to the retaining fasteners whenever they are
removed or replaced.
1
2
2
1
1 retaining fasteners
2 rod end
3 king pin
Torque specifications
Scissor Lifts
243™ threadlocker must be applied
Part No. 1272215GT
June 2022
3
3
44 ft-lbs
60 Nm
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