SECTION 4 - BOOM & PLATFORM
3120746
– JLG Lift –
4-1
SECTION 4. BOOM & PLATFORM
4.1 BOOM MAINTENANCE
Removal
1. Remove the platform/support as follows:
a. Disconnect electrical cable from control con-
sole.
b. Remove the eight (8) bolts securing the platform
to the platform support, then remove the plat-
form.
c. Using an overhead crane or suitable lifting
device, strap support the platform support.
d. Remove the six (6) bolts and locknuts securing
the support to the rotator.
e. Using a suitable brass drift and hammer, remove
the rotator shaft, then remove the support from
the rotator.
2. Remove the rotator and slave level cylinder from the
fly boom as follows:
a. Tag and disconnect hydraulic lines to rotator.
Use suitable container to retain any residual
hydraulic fluid. Cap hydraulic lines and ports.
b. Remove hardware from pin #1. Using a suitable
brass drift and hammer remove pin #1 from the
fly boom.
c. Supporting the rotator, remove the hardware
from pin #2. Using a suitable brass drift and
hammer, remove pin #2 from the fly boom and
remove the rotator.
d. Telescope the fly section out approximately 20
inches (50.8 cm) to gain access to the slave lev-
eling cylinder.
e. Supporting the slave, cylinder remove the hard-
ware from pin #3. Using a suitable brass drift
and hammer remove pin #3 from the fly boom.
f. Tag and disconnect hydraulic lines to the slave
leveling cylinder. Use a suitable container to
retain any residual hydraulic fluid. Cap hydraulic
lines and ports. Remove the slave cylinder.
3. Remove the powertrack from the boom as follows:
a. Disconnect wiring harness from ground control
box.
HYDRAULIC LINES AND PORTS SHOULD BE CAPPED IMMEDI-
ATELY AFTER DISCONNECTING LINES TO AVOID ENTRY OF
CONTAMINANTS INTO SYSTEM.
b. Tag and disconnect hydraulic lines from boom
to control valve. Use a suitable container to
retain any residual hydraulic fluid. Cap hydraulic
lines and ports.
c. Disconnect the dual capacity indicator limit
switch from side of boom section.
d. Remove hydraulic lines and electrical cables
from powertrack.
e. Using a suitable lifting equipment, adequately
support powertrack weight along entire length.
f. Remove bolts #1 securing the push tube on the
fly boom section.
g. Remove bolts #2 securing the push tube on the
mid boom section.
Figure 4-1. Location of Components - Platform Support
Figure 4-2. Location of Components - Rotator and
Leveling Cylinder
Содержание 601S
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Страница 26: ...SECTION 1 SPECIFICATIONS 1 10 JLG Lift 3120746 Figure 1 3 Torque Chart ...
Страница 36: ...SECTION 2 GENERAL 2 10 JLG Lift 3120746 Figure 2 7 Connector Installation ...
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Страница 49: ...SECTION 3 CHASSIS TURNTABLE 3120746 JLG Lift 3 9 Figure 3 1 Torque Hub Drive Fairfield ...
Страница 51: ...SECTION 3 CHASSIS TURNTABLE 3120746 JLG Lift 3 11 Figure 3 2 Torque Hub Drive Auburn Gear ...
Страница 53: ...SECTION 3 CHASSIS TURNTABLE 3120746 JLG Lift 3 13 Figure 3 3 Drive Brake Assembly Ausco ...
Страница 88: ...SECTION 3 CHASSIS TURNTABLE 3 48 JLG Lift 3120746 Figure 3 38 Swing Bearing Tolerance Boom Placement ...
Страница 91: ...SECTION 3 CHASSIS TURNTABLE 3120746 JLG Lift 3 51 Figure 3 40 Swing Brake Assembly Ausco ...
Страница 99: ...SECTION 3 CHASSIS TURNTABLE 3120746 JLG Lift 3 59 ...
Страница 119: ...SECTION 3 CHASSIS TURNTABLE 3120746 JLG Lift 3 79 Figure 3 46 EFI Component Location ...
Страница 122: ...SECTION 3 CHASSIS TURNTABLE 3 82 JLG Lift 3120746 Figure 3 47 ECM EPM Identification ECM EPM ...
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Страница 132: ...SECTION 4 BOOM PLATFORM 4 4 JLG Lift 3120746 Figure 4 5 Boom Assembly Cutaway Sheet 1 of 2 ...
Страница 133: ...SECTION 4 BOOM PLATFORM 3120746 JLG Lift 4 5 Figure 4 6 Boom Assembly Cutaway Sheet 2 of 2 ...
Страница 145: ...SECTION 4 BOOM PLATFORM 3120746 JLG Lift 4 17 Figure 4 22 Rotator Assembly Helac ...
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Страница 160: ...SECTION 5 HYDRAULICS 5 12 JLG Lift 3120746 Figure 5 16 Troubleshooting System Response is Sluggish ...
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Страница 176: ...SECTION 6 JLG CONTROL SYSTEM ADE 6 2 JLG Lift 3120746 Figure 6 1 EPBCS Block Diagram ...
Страница 180: ...SECTION 6 JLG CONTROL SYSTEM ADE 6 6 JLG Lift 3120746 Figure 6 3 Control Module and Fault Code Indicator Location ...
Страница 183: ...SECTION 6 JLG CONTROL SYSTEM ADE 3120746 JLG Lift 6 9 Figure 6 4 Analyzer Flow Chart Sheet 1 of 3 ...
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Страница 224: ...SECTION 7 SCHEMATICS 7 2 JLG Lift 3120746 Figure 7 1 Electrical Components Installation Prior to S N 62137 Sheet 1 of 2 ...
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Страница 228: ...SECTION 7 SCHEMATICS 7 6 JLG Lift 3120746 Figure 7 5 Electrical Schematic Deutz Engine Sheet 1 of 2 ...
Страница 229: ...SECTION 7 SCHEMATICS 3120746 JLG Lift 7 7 Figure 7 6 Electrical Schematic Deutz Engine Sheet 2 of 2 1870074 C ...
Страница 230: ...SECTION 7 SCHEMATICS 7 8 JLG Lift 3120746 Figure 7 7 Electrical Schematic Ford Dual Fuel Engine Sheet 1 of 2 ...
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Страница 232: ...SECTION 7 SCHEMATICS 7 10 JLG Lift 3120746 Figure 7 9 Electrical Schematic Ford EFI Engine Sheet 1 of 2 ...
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Страница 234: ...SECTION 7 SCHEMATICS 7 12 JLG Lift 3120746 Figure 7 11 Electrical Schematic ADE Machines Sheet 1 of 4 ...
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Страница 238: ...SECTION 7 SCHEMATICS 7 16 JLG Lift 3120746 Figure 7 15 Hydraulic Schematic Sheet 1 of 4 ...
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