Genie GC-1530, Service Manual

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Section 4 • Repair Procedures January 2012
Part No. 228901 GS-30 • GS-32 • GS-46 • GS-47 4 - 107
13 Attach a lifting strap from an overhead crane to
the rod end of the lift cylinder for support.
14 Remove the retaining fasteners from the lift
cylinder rod-end pivot pin. Use a soft metal drift
to remove the pin.
Crushing hazard. The lift cylinder
will fall if not properly supported.
15 Lower the cylinder onto the number 1 inner arm
cylinder plate.
Bodily injury hazard. Keep hands
clear of moving parts when
lowering the cylinder.
16 Attach a lifting strap from an overhead crane or
similar lifting device to the barrel end of the lift
cylinder for support.
17 Remove the retaining fasteners from the lift
cylinder barrel-end pivot pin. Use a soft metal
drift to remove the pin.
Crushing hazard. The lift cylinder
will fall if not properly supported
when the pin is removed.
18 Support and secure the lift cylinder to an
appropriate lifting device.
19 Remove the lift cylinder through the scissor
arms at the steer end of the machine.
Crushing hazard. The lift cylinder
may become unbalanced and fall
if not properly supported and
secured to the lifting device.
Component damage hazard. Be
careful not to damage the valve or
fittings on the cylinder while
removing it from the machine.
20 Install new cylinder, fittings, hoses and pressure
transducer (if equipped).
Torque specification
Solenoid valve, 2 position 2 way N.C. 20 ft-lbs
(schematic item N) 27 Nm
Coil nut 5 ft-lbs
7 Nm
Pressure transducer (if equipped) 27 ft-lbs
(schematic item R) 37 Nm
21 Remove the lifting device supporting the link
stack at the steer end of the machine.
22 Connect the battery pack to the machine.
23 Turn the key switch to the ground control
position. Models without a pressure
transducer continue at step 27.
Models with a pressure transducer continue
at step 24.
24 Press and hold the ground control scroll up and
scroll down buttons.
25 Pull out the red Emergency Stop button to the
on position at the ground controls.
26 Using the ground control menu buttons,
navigate to Service Override Mode. Select
Service Override Mode.
Note: The machine must be in Service Override
Mode to raise the platform. While in Service
Override Mode, only the GCON will operate with
limited functionality. The platform will raise a
predetermined amount of time and stop.
27 Raise the platform and return the safety arm to
the stowed position.
28 Fully lower the platform to the stowed position.
Note: Models with a pressure transducer, calibrate
the Platform Overload System. Refer to Repair
Procedure 9-10,
How to Calibrate the Platform
Overload System (if equipped).
SCISSOR COMPONENTS