Genie GS-1530 Service Manual page 135

March 2007
REV C
GS-3232 and GS-3246:
1 Raise the platform 7 to 8 feet / 2.1 to 2.4 m.
2 Lift the safety arm, move it to the center of the
scissor arm and rotate down to a vertical
position.
3 Lower the platform onto the safety arm.
Crushing hazard. Keep hands
clear of the safety arm when
lowering the platform.
4 Tag and disconnect the wiring from the solenoid
valve coil at the barrel end of the lift cylinder.
Skip to step 9 if removing the upper cylinder.
g
N
f
Y7
e
Lower Lift Cylinder
a lift cylinder
b orifice fitting (schematic item O)
c connector fitting
d hydraulic hose
e manual lowering cable
f solenoid valve (schematic item N)
g cable mount bracket
Note: At the lower lift cylinder, install the orifice
fitting with the small opening of the orifice fitting
closest to the supply hose.
Part No. 97385
O
GS-30 • GS-32 • GS-46
5 Models with platform overload option: Tag
and disconnect the wiring from the platform
overload switch.
6 Loosen the adjustment nuts on the solenoid
valve and disconnect the manual lowering cable
from the valve.
Note: During assembly, the manual platform
lowering cable needs to be properly adjusted.
See 4-1, How to Adjust the Manual Platform
Lowering Cable .
7 Remove the fasteners securing the manual
lowering cable mount bracket to the cylinder.
Remove the bracket from the cylinder.
8 Tag, disconnect and plug the hydraulic hoses
on the lift cylinder. Cap the fittings on the
cylinder.
Bodily injury hazard. Spraying
hydraulic oil can penetrate and
burn skin. Loosen hydraulic
connections very slowly to allow
a
the oil pressure to dissipate
gradually. Do not allow oil to squirt
or spray.
9 Attach a lifting strap from an overhead crane to
the rod end of the lift cylinder for support.
b
10 Remove the retaining fasteners from the lift
c
cylinder rod-end pivot pin. Use a soft metal drift
to remove the pin.
d
Crushing hazard. The lift cylinder
will fall if not properly supported.
11 Lower the cylinder to a horizontal position.
Bodily injury hazard. Keep hands
clear of moving parts when
lowering the cylinder.
Section 4 • Repair Procedures
SCISSOR COMPONENTS
4 - 75