Service and Repair Manual
October 2021
Primary Boom Components
28
Z
®
-34/22 Bi-Energy
Part No. 1268515GT
7 Support and slide the extension tube out of
the outer primary boom tube. Place the
extension boom tube on blocks for support.
Crushing hazard. The boom
tubes could become
unbalanced and fall if not
properly supported by the
suitable lifting device.
Note: During removal, the suitable lifting device
strap will need to be carefully adjusted for proper
balancing.
8 Remove the external snap rings from the
extension cylinder rod-end pivot pins at the
platform end of the extension tube. Use a soft
metal drift to remove the pins.
9 Support and slide the extension cylinder out
of the base end of the extension tube. Place
the extension cylinder on blocks for support.
Note: During removal, the suitable lifting device
strap will need to be carefully adjusted for proper
balancing.
10 Remove and label the wear pads from the
extension cylinder.
Note: Pay careful attention to the location of each
wear pad.
4-3
Primary Boom Lift Cylinder
The primary boom lift cylinder raises and lowers
the primary boom. The primary boom lift cylinder is
equipped with a counterbalance valve to prevent
movement in the event of a hydraulic line failure.
How to Re mov e th e Prim ary Bo om Lift Cylin der
How to Remove the Primary
Boom Lift Cylinder
Bodily injury hazard. This
procedure requires specific repair
skills, lifting equipment and a
suitable workshop. Attempting
this procedure without these
skills and tools could result in
death or serious injury and
significant component damage.
Dealer service is strongly
recommended.
Note: When removing a hose assembly or fitting,
the O-ring (if equipped) on the fitting and/or hose
end must be replaced. All connections must be
torqued to specification during installation. Refer to
Specifications,
Hydraulic Hose and Fitting Torque
Specifications.
1 Raise the primary boom enough to access the
primary boom lift cylinder rod-end pivot pin.
2 Raise the secondary boom enough to access
the primary boom lift cylinder barrel-end pivot
pin.
3 Attach a lifting strap from an suitable lifting
device to the primary boom for support. Do
not apply any lifting pressure.
4 Place a block of wood across the upper
secondary boom to support the cylinder when
the rod-end pivot pin is removed.
Summary of Contents for Genie Z-34/22
Page 63: ...October 2021 Service and Repair Manual Manifolds Part No 1268515GT Z 34 22 Bi Energy 51 ...
Page 89: ...October 2021 Service and Repair Manual 77 Electrical Schematic ANSI CSA from SN Z34F 12066 ...
Page 92: ...Service and Repair Manual October 2021 80 Electrical Schematic ANSI CSA from SN Z34F 12066 ...
Page 97: ...October 2021 Service and Repair Manual 85 PBOX Wiring Diagram ANSI CSA from SN Z3414 9686 ...
Page 103: ...October 2021 Service and Repair Manual 91 Electrical Schematic CE AS from SN Z34F 12066 ...
Page 106: ...Service and Repair Manual October 2021 94 Electrical Schematic CE AS from SN Z34F 12066 ...
Page 114: ...Service and Repair Manual October 2021 102 Power Cable Wiring Diagram from SN Z3414 9686 ...
Page 115: ...October 2021 Service and Repair Manual 103 Drive Contactor Panel Wiring Diagram ...
Page 118: ...Service and Repair Manual October 2021 106 Manifold and Limit Switch Wiring Diagram ...
Page 119: ...October 2021 Service and Repair Manual 107 LVI BCI Option Wiring Diagram ...
Page 122: ...Service and Repair Manual October 2021 110 Charger Interlock Option ...
Page 123: ...October 2021 Service and Repair Manual 111 Engine Wiring Diagram ...
Page 126: ...Service and Repair Manual October 2021 114 Contact Alarm Option from SN Z34F 12066 ...
Page 127: ...October 2021 Service and Repair Manual 115 Fuel Level Sensor Option from SN Z34F 12066 ...
Page 129: ...October 2021 Service and Repair Manual 117 Hydraulic Schematic ...
Page 131: ......