Genie Z-30/20N Service Manual page 9

June 2011
Scheduled Maintenance Procedures, continued
Section 3 Rev
A
Checklist D Procedures
D-1
D-2
D-3
D-4
D-5
D-6
A Checklist E Procedures
E-1
E-2
Section 4 Rev Repair Procedures
Introduction ............................................................................................................ 4 - 1
A Platform Controls
1-1
A
Platform Components
2-1
2-2
2-3
A
Jib Boom Components
3-1
3-2
3-3
3-4
Part No. 139378
Check the Primary Boom Wear Pads ......................................................... 3 - 23
Check the Free-wheel Configuration ........................................................... 3 - 24
Check the Turntable Rotation Bearing Bolts ............................................... 3 - 25
Replace the Drive Hub Oil .......................................................................... 3 - 26
Replace the Hydraulic Tank Return Filter Element ..................................... 3 - 26
Inspect for Turntable Bearing Wear ............................................................ 3 - 27
Test or Replace the Hydraulic Oil ............................................................... 3 - 29
Grease the Steer Axle Wheel Bearings ...................................................... 3 - 31
Controllers .................................................................................................... 4 - 2
Platform Leveling Slave Cylinder .................................................................. 4 - 4
Platform Rotator ........................................................................................... 4 - 5
Platform Overload System (if equipped) ....................................................... 4 - 7
Jib Boom ...................................................................................................... 4 - 9
Jib Boom Bell Crank (models without rotating jib boom) ............................. 4 - 10
Jib Boom Rotator (models with rotating jib boom) ....................................... 4 - 11
Jib Boom Lift Cylinder ................................................................................ 4 - 13
Z-30/20N • Z-30/20N RJ • Z-34/22 • Z-34/22N
TABLE OF CONTENTS
ix