JLG 150HAX Service Manual User Manual
Service and maintenance manual, Model 150hax
Table of contents
Document Outline
- Section A. INTRODUCTION - MAINTENANCE SAFETY PRECAUTIONS
- Section 1. Specifications
- Section 2. General
- SECTION 3. Chassis & Turntable
- 3.1 Tires & Wheels
- 3.2 Drive Torque Hub
- 3.3 Drive Brake - Mico - Machines Built March 1992 To S/N 33476
- 3.4 Drive Brake - Mico - Machines Built S/N 33476 To Present
- 3.5 Free Wheeling Option
- 3.6 Swing Bearing
- 3.7 Swing Torque Hub
- 3.8 Swing Brake - Ausco - Machines Built To 1992
- 3.9 Swing Brake - Mico - Machines Built To 1992
- 3.10 Swing Brake - Machines Built 1992 To Present
- 3.11 Swing Motor
- 3.12 PQ Controllers
- 3.13 Pump Coupling Conversion Procedures
- 3.14 Tilt Alarm Switch
- 3.15 Throttle Checks and Adjustments
- SECTION 4. Boom & Platform
- SECTION 5. Hydraulics
- 5.1 Valves - Theory of Operation
- 5.2 Cylinders - Theory of Operation
- 5.3 Cylinder Checking Procedures
- Cylinders w/o Counterbalance Valves - Front and Rear Steer Cylinders, Front and Rear Frame Lift Cylinders, Upper Master Cylinder, Lower Master Cylinder, Front and Rear Axle Extension Cylinders
- Cylinders w/Single Counterbalance Valves - Main Lift Cylinder, Tower Telescope Cylinder
- Cylinders w/Dual Counterbalance Valve - Main Telescope Cylinder, Tower Lift Cylinder, Platform Slave Level Cylinder
- 5.4 Cylinder Removal and Installation
- Tower Telescope Cylinder Removal
- Tower Telescope Cylinder Installation
- Tower Lift Cylinder Removal
- Tower Lift Cylinder Installation
- Main Telescope Cylinder Removal
- Main Telescope Cylinder Installation
- Main Lift Cylinder Removal
- Main Lift Cylinder Installation
- Lower Master Level Cylinder Removal
- Lower Master Level Cylinder Installation
- Upper Master Level Cylinder Removal
- Upper Master Level Cylinder Installation
- 5.5 Cylinder Repair
- 5.6 Pressure Setting Procedures
- 5.7 Hydraulic Gear Pump
- SECTION 6. Schematics