To see what contain, please read table of contents:
1. PRODUCT SAFETY
Chapter Overview 
Safety Messages 
Information Messages 
Basic Precautions 
Safety Labels 
Protective Equipment 
Entering and Exiting 
Lifting 
Hot Fluids and Components 
Corrosion Inhibitor 
Batteries 
Pressurized Items 
Repair 
Attachments 
Asbestos Information 
Machine Labels and Decals 
Product Identification Number 
Safety Labels 
2. TECHNICAL SPECIFICATIONS
Specifications (PT-70) 
Engine 
Transmission 
Drive Pumps 
Charge Pump 
Drive Motors 
Pilot Controls 
Auxiliary Pump 
Lift Arm Control Valve 
Oil Cooler 
Critical Torque Specifications 
Cycle Times 
Service Tools 
Specifications (PT-80) 
Engine 
Transmission 
Drive Pumps 
Charge Pump 
Drive Motors 
Pilot Controls 
Auxiliary Pump 
Lift Arm Control Valve 
Oil Cooler 
Critical Torque Specifications 
Cycle Times 
Service Tools 
3. CIRCUIT DIAGRAMS
Chapter Overview 
Hydraulic Charge Circuit 
Hydraulic Auxiliary Circuit 
Hydraulic Drive Circuit 
Lift Arm Control Valve 
Hydraulic Pilot Generation Solenoid Block 
Electrical Attachment Outlet 
Drive Control (line routing) 
Lift Arm Control (line routing) 
4. MAINTENANCE
Chapter Overview 
Personal Safety 
Lift-Arm Brace 
Tilt-up Cab 
Jacking Procedure 
Grease Fittings 
Undercarriages 
Track Tension 
Drive Sprocket Rollers 
Track Removal 
Track Installation 
Air Cleaner 
Fuel Filter 
Water Separator 
Accessory Belt Tension 
Fan Belt Removal/Installation 
A/C Belt Removal/Installation 
Engine Oil/FIlter Change 
Engine Oil Specifications 
Oil Level Check 
Hydraulic Fluid/Filter Change 
Radiator/Oil Cooler (cleaning) 
Engine (cleaning) 
Case Drain Filter 
Fuse Panel 
Maintenance Schedule 
5. MACHINE CONTROLS AND INSTRUMENTATION
Chapter Overview 
Machine Controls 
Lift Arm Control 
Drive Control 
Throttle 
Instrumentation 
Switches 
6. OPERATOR ENCLOSURE
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Door Gas Spring 
Removal Procedure 
Installation Procedure 
Pillar Switch Panels 
Removal Procedure 
Installation Procedure 
Side Panels/Gauges 
Removal Procedure 
Installation Procedure 
Seat 
Removal Procedure 
Installation Procedure 
Interior Panel, Rear 
Removal Procedure 
Installation Procedure 
7. CHASSIS AND FUEL TANK
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Fuel Sending Unit 
Removal Procedure 
Installation Procedure 
Fuel Tank 
Removal Procedure 
Installation Procedure 
Footwell 
Removal Procedure 
Installation Procedure 
Foot Throttle Assembly 
Removal Procedure 
Installation Procedure 
Hood Assembly 
Removal Procedure 
Installation Procedure 
8. RADIATOR AND OIL COOLER
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Fan Guard 
Removal Procedure 
Installation Procedure 
Fan & Shroud 
Removal Procedure 
Installation Procedure 
Radiator/Oil Cooler 
Removal 
Installation 
9. HYDRAULIC RESERVOIR
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Hydraulic Reservoir 
Removal Procedure 
Installation Procedure 
Suction Screen 
Removal Procedure 
Installation Procedure 
10. LIFT ARM/DRIVE CONTROLS
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Joystick 
Removal Procedure 
Installation Procedure 
Lift Arm Float Magnet 
Removal 
Installation 
Lift Arm Control Valve 
Removal 
Installation 
11. HYDRAULIC PUMPS/MOTORS
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Charge Pump 
Removal Procedure 
Installation Procedure 
Auxiliary Pump 
Removal Procedure 
Installation Procedure 
Tandem Drive Pump 
Removal Procedure 
Installation Procedure 
Drive Motor 
Removal Procedure 
Installation Procedure 
12. ENGINE
Chapter Overview 
Personal Safety 
Removal & Installation 
Battery 
Removal Procedure 
Installation Procedure 
Exhaust System 
Removal Procedure 
Installation Procedure 
Air Cleaner 
Removal Procedure 
Installation Procedure 
Engine 
Removal Procedure 
Installation Procedure 
13. UNDERCARRIAGE
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
15 Idler Wheel (PT-80) 
Removal Procedure 
Installation Procedure 
10 & 15 Wheel (PT-70) 
Removal & Installation Procedure 
10 Bogie Wheel & Hub (PT-80) 
Removal & Service Procedure 
Idler Hub 
Removal & Service Procedure 
14. LIFT ARM COMPONENTS
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Lift Cylinder 
Removal Procedure 
Installation Procedure 
Bucket/Tilt Cylinder 
Removal Procedure 
Installation Procedure 
Q/C Block PRV 
Removal Procedure 
Installation Procedure 
15. QUICK ATTACH
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Locking Pin 
Removal Procedure 
Installation Procedure 
Pivot Pin 
Removal Procedure 
Installation Procedure 
16. HYDRAULIC COMPONENT SERVICE
Chapter Overview 
Personal Safety 
Disassembly & Assembly 
Hydraulic Cylinder 
Disassembly Procedure 
Assembly Procedure 
Lift Arm Control Valve 
Disassembly Procedure 
Assembly Procedure 
Drive Motor (brake portion) 
Disassembly Procedure 
Assembly Procedure 
Drive Motor (motor portion) 
Disassembly Procedure 
Assembly Procedure 
Drive Pump (Drive Relief Valves) 
Disassembly & Adjustment 
Posi-Power Relief Valve 
Drive Pump 
Disassembly Procedure 
Assembly Procedure 
Auxiliary Pump 
Disassembly Procedure 
Assembly Procedure 
17. HYDRAULIC PRESSURE & FLOW
Chapter Overview 
Personal Safety 
Contamination Inspection 
Pressure/Flow Test and Troubleshooting 
Charge Pressure Check & Adjust 
Auxiliary Pressure Check & Adjust 
Lift Arm Pressure Check 
Drive Pressure Check 
Troubleshooting 
Posi-Power Pressure Check & Adjust 
Auxiliary Flow Test 
Troubleshooting 
18. TROUBLESHOOTING
Chapter Overview 
Personal Safety 
Visual Inspection 
General Troubleshooting Scenarios 
Engine/Machine Troubleshooting 
19. LUBRICANT AND FUEL SPECIFICATIONS
Chapter Overview 
Fluids & Fuel Specifications
             
            
            
                To see what contain, please read table of contents:
1. PRODUCT SAFETY
Chapter Overview 
Safety Messages 
Information Messages 
Basic Precautions 
Safety Labels 
Protective Equipment 
Entering and Exiting 
Lifting 
Hot Fluids and Components 
Corrosion Inhibitor 
Batteries 
Pressurized Items 
Repair 
Attachments 
Asbestos Information 
Machine Labels and Decals 
Product Identification Number 
Safety Labels 
2. TECHNICAL SPECIFICATIONS
Specifications (PT-70) 
Engine 
Transmission 
Drive Pumps 
Charge Pump 
Drive Motors 
Pilot Controls 
Auxiliary Pump 
Lift Arm Control Valve 
Oil Cooler 
Critical Torque Specifications 
Cycle Times 
Service Tools 
Specifications (PT-80) 
Engine 
Transmission 
Drive Pumps 
Charge Pump 
Drive Motors 
Pilot Controls 
Auxiliary Pump 
Lift Arm Control Valve 
Oil Cooler 
Critical Torque Specifications 
Cycle Times 
Service Tools 
3. CIRCUIT DIAGRAMS
Chapter Overview 
Hydraulic Charge Circuit 
Hydraulic Auxiliary Circuit 
Hydraulic Drive Circuit 
Lift Arm Control Valve 
Hydraulic Pilot Generation Solenoid Block 
Electrical Attachment Outlet 
Drive Control (line routing) 
Lift Arm Control (line routing) 
4. MAINTENANCE
Chapter Overview 
Personal Safety 
Lift-Arm Brace 
Tilt-up Cab 
Jacking Procedure 
Grease Fittings 
Undercarriages 
Track Tension 
Drive Sprocket Rollers 
Track Removal 
Track Installation 
Air Cleaner 
Fuel Filter 
Water Separator 
Accessory Belt Tension 
Fan Belt Removal/Installation 
A/C Belt Removal/Installation 
Engine Oil/FIlter Change 
Engine Oil Specifications 
Oil Level Check 
Hydraulic Fluid/Filter Change 
Radiator/Oil Cooler (cleaning) 
Engine (cleaning) 
Case Drain Filter 
Fuse Panel 
Maintenance Schedule 
5. MACHINE CONTROLS AND INSTRUMENTATION
Chapter Overview 
Machine Controls 
Lift Arm Control 
Drive Control 
Throttle 
Instrumentation 
Switches 
6. OPERATOR ENCLOSURE
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Door Gas Spring 
Removal Procedure 
Installation Procedure 
Pillar Switch Panels 
Removal Procedure 
Installation Procedure 
Side Panels/Gauges 
Removal Procedure 
Installation Procedure 
Seat 
Removal Procedure 
Installation Procedure 
Interior Panel, Rear 
Removal Procedure 
Installation Procedure 
7. CHASSIS AND FUEL TANK
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Fuel Sending Unit 
Removal Procedure 
Installation Procedure 
Fuel Tank 
Removal Procedure 
Installation Procedure 
Footwell 
Removal Procedure 
Installation Procedure 
Foot Throttle Assembly 
Removal Procedure 
Installation Procedure 
Hood Assembly 
Removal Procedure 
Installation Procedure 
8. RADIATOR AND OIL COOLER
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Fan Guard 
Removal Procedure 
Installation Procedure 
Fan & Shroud 
Removal Procedure 
Installation Procedure 
Radiator/Oil Cooler 
Removal 
Installation 
9. HYDRAULIC RESERVOIR
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Hydraulic Reservoir 
Removal Procedure 
Installation Procedure 
Suction Screen 
Removal Procedure 
Installation Procedure 
10. LIFT ARM/DRIVE CONTROLS
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Joystick 
Removal Procedure 
Installation Procedure 
Lift Arm Float Magnet 
Removal 
Installation 
Lift Arm Control Valve 
Removal 
Installation 
11. HYDRAULIC PUMPS/MOTORS
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Charge Pump 
Removal Procedure 
Installation Procedure 
Auxiliary Pump 
Removal Procedure 
Installation Procedure 
Tandem Drive Pump 
Removal Procedure 
Installation Procedure 
Drive Motor 
Removal Procedure 
Installation Procedure 
12. ENGINE
Chapter Overview 
Personal Safety 
Removal & Installation 
Battery 
Removal Procedure 
Installation Procedure 
Exhaust System 
Removal Procedure 
Installation Procedure 
Air Cleaner 
Removal Procedure 
Installation Procedure 
Engine 
Removal Procedure 
Installation Procedure 
13. UNDERCARRIAGE
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
15 Idler Wheel (PT-80) 
Removal Procedure 
Installation Procedure 
10 & 15 Wheel (PT-70) 
Removal & Installation Procedure 
10 Bogie Wheel & Hub (PT-80) 
Removal & Service Procedure 
Idler Hub 
Removal & Service Procedure 
14. LIFT ARM COMPONENTS
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Lift Cylinder 
Removal Procedure 
Installation Procedure 
Bucket/Tilt Cylinder 
Removal Procedure 
Installation Procedure 
Q/C Block PRV 
Removal Procedure 
Installation Procedure 
15. QUICK ATTACH
Chapter Overview 
Personal Safety 
Machine Preparation 
Removal & Installation 
Locking Pin 
Removal Procedure 
Installation Procedure 
Pivot Pin 
Removal Procedure 
Installation Procedure 
16. HYDRAULIC COMPONENT SERVICE
Chapter Overview 
Personal Safety 
Disassembly & Assembly 
Hydraulic Cylinder 
Disassembly Procedure 
Assembly Procedure 
Lift Arm Control Valve 
Disassembly Procedure 
Assembly Procedure 
Drive Motor (brake portion) 
Disassembly Procedure 
Assembly Procedure 
Drive Motor (motor portion) 
Disassembly Procedure 
Assembly Procedure 
Drive Pump (Drive Relief Valves) 
Disassembly & Adjustment 
Posi-Power Relief Valve 
Drive Pump 
Disassembly Procedure 
Assembly Procedure 
Auxiliary Pump 
Disassembly Procedure 
Assembly Procedure 
17. HYDRAULIC PRESSURE & FLOW
Chapter Overview 
Personal Safety 
Contamination Inspection 
Pressure/Flow Test and Troubleshooting 
Charge Pressure Check & Adjust 
Auxiliary Pressure Check & Adjust 
Lift Arm Pressure Check 
Drive Pressure Check 
Troubleshooting 
Posi-Power Pressure Check & Adjust 
Auxiliary Flow Test 
Troubleshooting 
18. TROUBLESHOOTING
Chapter Overview 
Personal Safety 
Visual Inspection 
General Troubleshooting Scenarios 
Engine/Machine Troubleshooting 
19. LUBRICANT AND FUEL SPECIFICATIONS
Chapter Overview 
Fluids & Fuel Specifications