JLG 260MRT Scissor Lift Service & Maintenance Manual (CE)

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This service manual PDF download for the 260MRT JLG Scissor Lift has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to fully at every opportunity.

TABLE OF CONTENTS :

Section 1. Specifications
1.1 Specifications
1.2 Capacities
1.3 Component Data
1.4 Lubrication
1.5 Lubrication Specifications
1.6 Cylinder Specifications
1.7 Pressure Settings
1.8 Limit Switches
1.9 Major Component Weights
1.10 Critical Stability Weights
1.11 Serial Number Locations
1.12 Torque Charts

Section 2. Procedures
2.1 General
2.2 Servicing and Maintenance Guidelines
2.3 Lubrication Information
2.4 Cylinders – Theory of Operation
2.5 Valves – Theory of Operation
2.6 Component Functional Description
2.7 Wear Pads
2.8 Cylinder Checking Procedures
2.9 Lift Cylinder Removal and Installation
2.10 Cylinder Repair
2.11 Steer Cylinder Repair
2.12 Limit Switch Adjustment
2.13 Pressure Setting Procedures
2.14 Drive Pump Start-up Procedure
2.15 Automatic Choke – Field Adjustment (DF-750)
2.16 Joystick Controller
2.17 Tilt Sensor
2.18 Calibrations
2.19 Electronic Control System
2.20 Flash Codes and Descriptions
2.21 Machine Model Adjustment
2.22 Machine Configuration Programming Information
2.23 Preventive Maintenance and Inspection Schedule

Section 3. General Electrical Information & Schematics
3.1 General
3.2 Multimeter Basics
3.3 Applying Silicone Dielectric Compound To Amp Connectors
3.4 Working With Deutsch Connectors
3.5 Switches
3.6 Troubleshooting

LIST OF FIGURES
LIST OF TABLES

MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Part Number : 3121801
Total Pages : 106

This service manual / repair manual / workshop manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same manual your local dealer will use when doing a repair. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!!

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Section A. Introduction – Maintenance Safety Precautions
A General
B Hydraulic System Safety
C Maintenance

Section 1. Specifications
1.1 Specifications
1.2 Capacities
1.3 Component Data
Engine
Tires
Pumps
Steer/Drive System
Hydraulic Filter – Inline
Torque Requirement
1.4 Lubrication
Hydraulic Oil
1.5 Lubrication Specifications
1.6 Cylinder Specifications
1.7 Pressure Settings
1.8 Limit Switches
1.9 Major Component Weights
1.10 Critical Stability Weights
1.11 Serial Number Locations
1.12 Torque Charts

Section 2. Procedures
2.1 General
2.2 Servicing and Maintenance Guidelines
General
Safety and Workmanship
Cleanliness
Components Removal and Installation
Component Disassembly and Reassembly
Pressure-Fit Parts
Bearings
Gaskets
Bolt Usage and Torque Application
Hydraulic Lines and Electrical Wiring
Hydraulic System
Lubrication
Batteries
Lubrication and Servicing
2.3 Lubrication Information
Hydraulic System
Hydraulic Oil
Changing Hydraulic Oil
Lubrication Specifications
2.4 Cylinders – Theory of Operation
2.5 Valves – Theory of Operation
Solenoid Control Valves (Bang-Bang)
Proportional Control Valves
Relief Valves
Crossover Relief Valves
2.6 Component Functional Description
Hydraulic Pump
Lift Cylinder Counterbalance/Manual Descent Valve
2.7 Wear Pads
Sliding Pads
2.8 Cylinder Checking Procedures
Cylinder w/o Counterbalance Valves – Steer Cylinder
Cylinders w/Single Counterbalance Valves – Lift Cylinder
2.9 Lift Cylinder Removal and Installation
Removal
Installation
2.10 Cylinder Repair
Disassembly
Cleaning and Inspection
Assembly
2.11 Steer Cylinder Repair
Removal
Disassembly
Cleaning and Inspection
Assembly
Installation
2.12 Limit Switch Adjustment
Platform Limit Switch
2.13 Pressure Setting Procedures
Main Pressure Adjustment
Lift Relief Adjustments
Steer Relief Adjustment
Leveling Jack Relief Adjustment
Main Valve Components
Leveling Jacks Directional Valve
2.14 Drive Pump Start-up Procedure
2.15 Automatic Choke – Field Adjustment (DF-750)
Inspection
Adjustments
Reassembly
Diesel Engine
2.16 Joystick Controller
2.17 Tilt Sensor
Tilt Sensor, JLG P/N 4000006:
Tilt Sensor, JLG P/N 4000021:
2.18 Calibrations
Tilt Sensor Calibration:
Joystick Calibration (Software 1.5 and Higher and Higher)
2.19 Electronic Control System
Hand Held Analyzer
To Connect the Hand Held Analyzer
Using the Analyzer
Changing the Access Level of the Hand Held Analyzer
Adjusting Parameters Using the Hand Held Analyzer
Machine Setup
2.20 Flash Codes and Descriptions
2.21 Machine Model Adjustment
2.22 Machine Configuration Programming Information
2.23 Preventive Maintenance and Inspection Schedule

Section 3. General Electrical Information & Schematics
3.1 General
3.2 Multimeter Basics
Grounding
Backprobing
Min/Max
Polarity
Scale
Continuity Measurement Over Long Distances
Requirements:
Procedure
3.3 Applying Silicone Dielectric Compound To Amp Connectors
Assembly
Disassembly
Wedge Lock
Service – Voltage Reading
3.4 Working With Deutsch Connectors
DT/DTP Series Assembly
DT/DTP Series Disassembly
HD30/HDP20 Series Assembly
HD30/HDP20 Series Disassembly
3.5 Switches
Basic check
Limit Switches
Automatic Switches
Switch Wiring – Low Side, High Side
3.6 Troubleshooting
General
Troubleshooting Information
Hydraulic Circuit Checks

 

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JLG 260MRT Scissor Lift Service & Maintenance Manual (CE).pdf

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