Section
i
Contents
AB46 Work Platform I
3.0 Maintenance
3.0 Introduction .......................................................... 3-1
Terminology ................................................... 3-1
General Procedures........................................ 3-1
Special Tools .................................................. 3-1
3.1 Preventative Maintenance..................................... 3-1
Preventative Maintenance Table Key........... 3-2
3.2 Blocking Elevating Assembly ................................. 3-3
Installation ................................................... 3-3
Removal....................................................... 3-3
3.3 Battery Maintenance............................................. 3-4
Battery Inspection and Cleaning..................... 3-4
Battery Charging............................................. 3-4
3.4 Lubrication............................................................ 3-5
Grease Fittings ................................................ 3-5
Hydraulic Oil and Filter.................................. 3-5
Fluid Level ................................................... 3-5
Oil and Filter Replacement.......................... 3-5
3.5 Proportional Controller......................................... 3-6
Joystick Handle............................................... 3-6
Proportional Control Adjustment ................... 3-6
Rotary Control for Boom Functions............. 3-6
Drive Control............................................... 3-7
3.6 Platform Down Limit Switch............................... 3-7
3.7 Tilt Sensor ........................................................... 3-8
3.8 Hydraulic Manifold............................................... 3-8
Removal ......................................................... 3-8
Disassembly.................................................... 3-8
Cleaning and Inspection................................. 3-8
Assembly ........................................................ 3-8
Installation ...................................................... 3-8
3.9 Hydraulic Brakes................................................... 3-10
Removal....................................................... 3-10
Seal Replacement ........................................ 3-11
Installation ................................................... 3-11
3.10 Drive Pump Settings ........................................... 3-12
Pressure Override........................................... 3-12
Main Reliefs.................................................... 3-12
Pump Removal and Installation...................... 3-12
3.11 Front Wheel Bearings ......................................... 3-13
Removal ......................................................... 3-13
Installation ...................................................... 3-13
3.12 Drive Motor Removal ......................................... 3.14
Drive Motor Seal Replacement ...................... 3-14
Disassrmbly .................................................... 3-14
Assembly ........................................................ 3-15
3.13 Torque Hub ........................................................ 3-15
Removal ......................................................... 3-16
Installation ...................................................... 3-16
Seal Replacement........................................... 3-17
Roll Test....................................................... 3-17
Leak Test...................................................... 3-17
Roll and Leak Testing ..................................... 3-17
Disassembly.................................................... 3-17
Assembly ........................................................ 3-17
Main Assembly ............................................... 3-18
Pressing Tools .............................................. 3-20
Table of Contents
Section Page
No. No.
Section Page
No. No.
1.0 Introduction & Specifications
1.0 Introduction .......................................................... 1-1
Purpose .......................................................... 1-1
Scope.............................................................. 1-1
1.1 General Description.............................................. 1-1
Platform ....................................................... 1-1
Controller .................................................... 1-1
Elevating Assembly....................................... 1-1
Chassis ......................................................... 1-1
Purpose of Equipment .................................... 1-1
Special Limitations.......................................... 1-1
1.2 Specifications ........................................................ 1-2
2.0 Operation
Safety Rules................................................................. 2-1
2.1 Introduction ........................................................ 2-2
Pre-Operation and Safety Inspection.................. 2-2
System Function Inspection............................ 2-2
Controls and Indicators....................................... 2-3
Operation ........................................................... 2-3
Emergency Stop.............................................. 2-3
Service Horn................................................... 2-3
Starting the Engine.......................................... 2-4
Driving............................................................ 2-4
With Boom Lowered................................. 2-4
With Boom Elevated ................................. 2-4
Steering ..................................................... 2-4
Positioning The Platform..................................... 2-4
Multifunction Controls .............................. 2-4
Lower Controls Operation ........................ 2-4
Leveling the Platform...................................... 2-5
Rotating the Turret ......................................... 2-5
Elevating the Riser .......................................... 2-5
Elevating the Upper Boom ............................. 2-5
Extending the Upper Boom............................ 2-6
Elevating the Jib .............................................. 2-5
Rotating the Platform...................................... 2-5
Emergency Operation ......................................... 2-6
Lowering Elevating Assembly.......................... 2-6
Rotating Turret ............................................... 2-6
Emergency Towing.............................................. 2-6
After Use Each Day............................................. 2-6
Transportation.......................................................... 2-7
By Crane............................................................. 2-7
By Truck or Trailer .............................................. 2-7
Maintenance ............................................................ 2-8
Fueling ................................................................ 2-8
Gasoline ......................................................... 2-8
Diesel ............................................................. 2-8
Hydraulic Oil ...................................................... 2-8
Lubrication.......................................................... 2-8
Battery Maintenance........................................... 2-8
Tires .................................................................... 2-8
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