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26 Z®-51/
31J
Part No. 1268553GT
October 2020
Service and Repair Manual
3-1
Jib Boom
How to Remove the Jib Boom
Note: Perform this procedure with the boom in the
stowed position.
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 Remove the platform.
2 Disconnect the electrical connector from the
jib boom/platform rotate select valve manifold
mounted to the platform support.
3 Tag, disconnect and plug all of the hydraulic
hoses from the jib boom/platform rotate select
valve manifold. Cap the fittings on the manifold
and pull the hoses out through the platform
rotator.
WARNING
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.
4 Remove the platform mounting weldment.
5 Attach a lifting strap from an overhead crane to
the platform rotator for support.
6 Remove the pin retaining fastener from the
jib boom lift cylinder rod-end pivot pin. Do not
remove the pin.
7 Remove the pin retaining fasteners from both
platform rotator pivot pins. Do not remove the
pins.
8 Use a soft metal drift to remove the leveling
arm pivot pin and let the leveling arms hang
down.
9 Use a soft metal drift to remove the platform
rotator pivot pin and remove the platform
rotator from the machine
10 Slide both of the jib boom leveling arms off of
the jib boom cylinder rod-end pivot pin.
11 Remove the hose and cable cover from the
side of the jib boom. Remove the hose and
cable separators.
12 Attach a lifting strap from an overhead crane to
the jib boom.
13 Support the barrel end of the jib boom lift
cylinder with a suitable lifting device.
14 Tag, disconnect and plug the jib boom lift
cylinder hydraulic hoses. Cap the fittings on the
cylinder.
WARNING
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.
15 Remove the pin retaining fastener from the jib
boom lift cylinder barrel-end pivot pin.
Jib Boom Components
Содержание Z-51/30J
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Страница 103: ...October 2020 Service and Repair Manual 93 Ground Control Box Terminal Strip Wiring Diagram Options...
Страница 105: ...October 2020 Service and Repair Manual Platform Control Box Wiring Diagram Options 95 Z 51 31J Part No 1268553GT...
Страница 106: ...October 2020 Service and Repair Manual 96 Platform Control Box Wiring Diagram Options...
Страница 107: ...October 2020 Service and Repair Manual 97 Wiring Diagram Battery Hydraulic Oil and Engine Oil Heater Options...
Страница 109: ...October 2020 Service and Repair Manual Electrical Schematic Options 99 Z 51 31J Part No 1268553GT...
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Страница 111: ...October 2020 Service and Repair Manual 101 Electrical Schematic AS...
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Страница 114: ...October 2020 Service and Repair Manual Electrical Schematic AS 104...
Страница 115: ...October 2020 Service and Repair Manual Ground Control Box Terminal Strip Wiring Diagram AS 105...
Страница 117: ...October 2020 Service and Repair Manual Ground Control Box Switch Panel Wiring Diagram AS 107 Z 51 31J Part No 1268553GT...
Страница 118: ...October 2020 Service and Repair Manual 108 Ground Control Box Switch Panel Wiring Diagram AS...
Страница 119: ...October 2020 Service and Repair Manual 109 Platform Control Box Wiring Diagram AS...
Страница 120: ...October 2020 Service and Repair Manual Platform Control Box Wiring Diagram AS 110 Z 51 31J Part No 1268553GT...
Страница 122: ...October 2020 Service and Repair Manual 112 Platform Control Box Switch Panel Wiring Diagram AS...
Страница 123: ...October 2020 Service and Repair Manual 113 Electrical Schematic CE...
Страница 124: ...October 2020 Service and Repair Manual Electrical Schematic CE 114 Z 51 31J Part No 1268553GT...
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Страница 126: ...October 2020 Service and Repair Manual 116 Electrical Schematic CE...
Страница 127: ...October 2020 Service and Repair Manual 117 Ground Control Box Terminal Strip Wiring Diagram CE...
Страница 129: ...October 2020 Service and Repair Manual Ground Control Box Switch Panel Wiring Diagram CE 119 Z 51 31J Part No 1268553GT...
Страница 130: ...October 2020 Service and Repair Manual 120 Ground Control Box Switch Panel Wiring Diagram CE...
Страница 131: ...October 2020 Service and Repair Manual 121 Platform Control Box Wiring Diagram CE...
Страница 132: ...October 2020 Service and Repair Manual Platform Control Box Wiring Diagram CE 122 Z 51 31J Part No 1268553GT...
Страница 134: ...October 2020 Service and Repair Manual 124 Platform Control Box Switch Panel Wiring Diagram CE...
Страница 135: ...October 2020 Service and Repair Manual 125 Electrical Schematic Deutz TD 2 2 L3 Models CE...
Страница 136: ...October 2020 Service and Repair Manual 126 Z 51 31J Part No 1268553GT Electrical Schematic Deutz TD 2 2 L3 Models CE...
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Страница 138: ...October 2020 Service and Repair Manual 128 Z 51 31J Part No 1268553GT Electrical Schematic Deutz TD 2 2 L3 Models CE...
Страница 139: ...October 2020 Service and Repair Manual 129 Z 51 31J Part No 1268553GT Electrical Schematic Deutz TD 2 2 L3 Models CE...
Страница 140: ...October 2020 Service and Repair Manual 130 Z 51 31J Part No 1268553GT Electrical Schematic Deutz TD 2 2 L3 Models CE...
Страница 141: ...October 2020 Service and Repair Manual 131 Z 51 31J Part No 1268553GT Electrical Schematic Deutz TD 2 2 L3 Models CE...
Страница 142: ...132 Hydraulic Schematic October 2020 Service and Repair Manual...
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