This repair technical manual is for John Deere 7640.
Publication reference: TM1148.
What’s Covered Inside
- GENERAL
- ENGINE
- FUEL SYSTEM
- ELECTRICAL SYSTEM
- HYDRAULIC SYSTEM
- MISCELLANEOUS
Manual Contents and Coverage
Table of Content – Technical Manual TM1148
SECTION 10 – GENERAL
Group 5 – Specifications
Group 10 – Lubricants
Group 15 – Separation
SECTION 20 – ENGINE
Group 5 – Diagnosing Malfunctions
Group 10 – Separation and Installation
Group 15 – Basic Engine
Group 20 – Engine Lubrication
Group 25 – Speed Control Linkage
Group 30 – Engine Cooling System
Group 35 – Specifications and Special Tools
SECTION 30 – FUEL SYSTEM
Group 5 – Diagnosing Malfunctions
Group 10 – Fuel Tank, Fuel Filter, Fuel Transfer Pump
Group 15 – Fuel Injection Pump
Group 20 – Specifications
SECTION 40 – ELECTRICAL SYSTEM
Group 5 – Wiring Diagrams
Group 10 – Charging System
Group 15 – Starting Motor
Group 20 – Electrical Swivel
Group 25 – Specifications
SECTION 50 – HYDRAULIC SYSTEM
Group 5 – General Information and Malfunction Diagnosis
Group 10 – Hydraulic Pump
Group 15 – Reservoir, Filters, and Oil Cooler
Group 20 – Main Valve
Group 25 – Stabilizer Valve
Group 30 – Swing Motor
Group 35 – Motion Control Valve
Group 40 – Hydraulic Swivel
Group 45 – Selector Valve
Group 50 – Grapple Inline Crossover Relief Valve
Group 55 – Hydraulic Cylinders
Group 60 – Control Lever Linkage
Group 65 – Grapple Standard Orbit Motor
Group 70 – Grapple High Torque Orbit Motor
Group 75 – Specifications
SECTION 60 – MISCELLANEOUS
Group 5 – Grapples
Group 10 – Stabilizer
Group 15 – Cab
SECTION 10 – GENERAL
Group 5 – Specifications
Group 10 – Lubricants
Group 15 – Separation
SECTION 20 – ENGINE
Group 5 – Diagnosing Malfunctions
Group 10 – Separation and Installation
Group 15 – Basic Engine
Group 20 – Engine Lubrication
Group 25 – Speed Control Linkage
Group 30 – Engine Cooling System
Group 35 – Specifications and Special Tools
SECTION 30 – FUEL SYSTEM
Group 5 – Diagnosing Malfunctions
Group 10 – Fuel Tank, Fuel Filter, Fuel Transfer Pump
Group 15 – Fuel Injection Pump
Group 20 – Specifications
SECTION 40 – ELECTRICAL SYSTEM
Group 5 – Wiring Diagrams
Group 10 – Charging System
Group 15 – Starting Motor
Group 20 – Electrical Swivel
Group 25 – Specifications
SECTION 50 – HYDRAULIC SYSTEM
Group 5 – General Information and Malfunction Diagnosis
Group 10 – Hydraulic Pump
Group 15 – Reservoir, Filters, and Oil Cooler
Group 20 – Main Valve
Group 25 – Stabilizer Valve
Group 30 – Swing Motor
Group 35 – Motion Control Valve
Group 40 – Hydraulic Swivel
Group 45 – Selector Valve
Group 50 – Grapple Inline Crossover Relief Valve
Group 55 – Hydraulic Cylinders
Group 60 – Control Lever Linkage
Group 65 – Grapple Standard Orbit Motor
Group 70 – Grapple High Torque Orbit Motor
Group 75 – Specifications
SECTION 60 – MISCELLANEOUS
Group 5 – Grapples
Group 10 – Stabilizer
Group 15 – Cab
Use TM1148 with the model and version details above when selecting the manual for your John Deere equipment.







