Genie GS-3384, Service And Repair Manual

Page: 46 / 193

Service and Repair Manual September 2016
Scissor Components
34 GS-84 • GS-90 Part No. 1272222
14 Use a soft metal drift to remove the upper lift
cylinder rod-end pivot pin (index #21). Lower
the rod end of the upper lift cylinder down.
Crushing hazard. The upper lift
cylinder could fall when the
upper lift cylinder rod-end pivot
pin is removed if not properly
supported by the overhead
crane.
15 Remove the cables from the number 4 inner
arm (index #20) and lay the cables off to the
side.
Component damage hazard.
Cables can be damaged if they
are kinked or pinched.
16 Secure both ends of the number 4 inner and
outer arms (index #20 and #5) together with a
strap or other suitable device.
17 Attach a lifting strap from an overhead crane
to the number 4 inner and outer arms (index
#20 and #5) at the steer end of the machine.
Do not apply any lifting pressure.
18 Attach a lifting strap from an overhead crane
to the number 4 inner and outer arms (index
#20 and #5) at the non-steer end of the
machine. Do not apply any lifting pressure.
19 Remove the pin retaining fasteners from both
number 4 pivot pins (index #7) at the
non-steer end of the machine. Do not remove
the pins.
20 Remove the pin retaining fasteners from both
number 4 pivot pins (index #22) at the steer
end of the machine. Do not remove the pins.
21 Use a slide hammer to remove both number
4 pivot pins (index #7) from the non-steer end
of the machine.
22 Use a slide hammer to remove both number
4 pivot pins (index #22) from the steer end of
the machine.
23 Support the rod end of the upper lift cylinder
with a suitable lifting device.
24 Carefully remove the number 4 inner and
outer arms (index #20 and #5) from the
machine while guiding the rod end of the
upper lift cylinder out of the scissor arms.
Crushing hazard. The number
4 inner and outer arms could
become unbalanced and fall
when they are removed from the
machine if not properly
supported by the overhead
crane.
Component damage hazard.
The upper lift cylinder may fall if
not properly supported when the
number 4 inner and outer arms
are removed.
Note: If further disassembly of the scissor arm pair
is required, refer to Repair Procedure,
How to
Disassemble a Scissor Arm Pair .
25 Lower the rod end of the upper lift cylinder
onto the cross tube of the number 3 inner arm
(index #8).
26 Tag, disconnect and plug the hydraulic hoses
from the upper 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
the oil pressure to dissipate
gradually. Do not allow oil to
squirt or spray.
27 Remove the zip ties securing the hydraulic
hoses to the upper lift cylinder.
28 Remove the pin retaining fasteners from the
lower cylinder rod-end pivot pin (index #24).
29 Use a soft metal drift to remove the lower lift
cylinder rod-end pivot pin.