SECTION 3 - CHASSIS & TURNTABLE
3121160
3-55
3.11 SWING HUB REMOVAL
4.
Disconnect all wiring harness terminals connected to
the swing motor.
5.
Gently loosen the set screw. Do not remove.
6.
Remove the pivot bolt using allen wrench.
7.
Remove the mounting bolts securing swing drive hub to
the turntable.
8.
Using the suitable lifting device, remove the swing drive
hub from mounting plate without damaging the swing
gear.
9.
Place swing drive hub in the clean area.
3.12 SWING HUB INSTALLATION
Ensure mounting plate and mounting location of the base
plate are clean and painted with a uniform coating of mini-
mum thickness (no runs, drips, etc.).
Procedure For Setting Swing Gear Backlash
Set backlash to 0.008 in. to 0.012 in. (0.2 mm - 0.3 mm) using
the following procedure:
1.
Place the machine on firm, level ground.
2.
Place shim between pinion and bearing at bearing high
spot (shown below).
3.
Apply JLG Threadlocker P/N 0100019 and torque shoul-
der screw to 420 ft. lbs. (569 Nm).
Pivot Bolt
Mounting Bolt
Jack Bolt
Jam Nut
HIGH SPOT
marked with yellow paint
HIGH SPOT in this area with
two x's and yellow paint in
tooth space.
Summary of Contents for 740AJ
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Page 116: ...SECTION 3 CHASSIS TURNTABLE 3 64 3121160 Figure 3 44 Swing Hub Prior to SN 0300074383...
Page 203: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 151 Figure 3 77 EFI Component Location...
Page 206: ...SECTION 3 CHASSIS TURNTABLE 3 154 3121160 Figure 3 78 ECM EPM Identification ECM EPM...
Page 224: ...SECTION 3 CHASSIS TURNTABLE 3 172 3121160 Figure 3 83 Deutz EMR 2 Troubleshooting Flow Chart...
Page 228: ...SECTION 3 CHASSIS TURNTABLE 3 176 3121160 Figure 3 87 EMR 2 Engine Plug Pin Identification...
Page 229: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 177 Figure 3 88 EMR 2 Vehicle Plug Pin Identification...
Page 230: ...SECTION 3 CHASSIS TURNTABLE 3 178 3121160 Figure 3 89 EMR2 Fault Codes Sheet 1 of 5...
Page 231: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 179 Figure 3 90 EMR2 Fault Codes Sheet 2 of 5...
Page 232: ...SECTION 3 CHASSIS TURNTABLE 3 180 3121160 Figure 3 91 EMR2 Fault Codes Sheet 3 of 5...
Page 233: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 181 Figure 3 92 EMR2 Fault Codes Sheet 4 of 5...
Page 234: ...SECTION 3 CHASSIS TURNTABLE 3 182 3121160 Figure 3 93 EMR2 Fault Codes Sheet 5 of 5...
Page 303: ...SECTION 4 BOOM PLATFORM 3121160 4 31 Figure 4 20 Rotator Assembly HELAC...
Page 460: ...SECTION 5 BASIC HYDRAULIC INFORMATION AND SCHEMATICS 5 116 3121160 NOTES...
Page 467: ...SECTION 6 JLG CONTROL SYSTEM 3121160 6 7 Figure 6 2 ADE Block Diagram...
Page 534: ...SECTION 6 JLG CONTROL SYSTEM 6 74 3121160 NOTES...
Page 580: ...SECTION 7 BASIC ELECTRICAL INFORMATION SCHEMATICS 7 46 3121160 NOTES...
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