This is the complete factory service repair technical workshop manual for the John Deere 644J Loader Repair. This Service Manual has easy-to-read text sections with top quality diagrams and instructions.They are specifically written for the do-it-yourselfer as well as the experienced mechanic.With step by step instruction & highly detailed exploded pictures & diagrams to show you how to complete the required job correctly & efficiently Using. John Deere 644J Loader Repair Service Repair Technical Manual covers every single detail on your machine.provides step-by-step instructions based on the complete disassembly of the machine.This repair manual is an inexpensive way to keep you vehicle working properly.

 

Service Technical Manual Covers:

SECTION I – GENERAL INFORMATION
Group I – Contents and Index
Group II – Introduction and Safety Information
Group III – General Specifications
Group IV – Lubrication
SECTION 1 – WHEELS
Group 0110 – Powered Wheels and Fastenings
SECTION 2 – AXLES AND SUSPENSION SYSTEMS
Group 0200 – Removal and Installation
Group 0210 – Differential or Bevel Drive
Group 0225 – Input Drive Shafts and U-Joints
Group 0250 – Axle Shafts, Bearing and Reduction Gears
Group 0260 – Hydraulic System
SECTION 3 – TRANSMISSION
Group 0300 – Removal and Installation
Group 0315 – Controls
Group 0325 – Input Drive Shafts and U-Joints
Group 0350 – Gears, Shafts, Bearing and Power Shift Clutch
Group 0360 – Hydraulic System
SECTION 4 – ENGINE
Group 0400 – Removal and Installation
Group 0401 – Crankshaft and Main Bearings
Group 0402 – Camshaft and Valve Actuating Means
Group 0403 – Connecting Rods and Pistons
Group 0404 – Cylinder Block
Group 0407 – Oiling System
Group 0408 – Ventilating System
Group 0409 – Cylinder Head and Valves
Group 0410 – Exhaust Manifold
Group 0413 – Fuel Injection System
Group 0414 – Intake Manifold
Group 0416 – Turbocharger
Group 0417 – Water Pump
Group 0419 – Oil Cooler
Group 0420 – Fuel Filter
Group 0421 – Fuel Transfer Pump
Group 0422 – Starting Motor and Fastenings
Group 0433 – Flywheel, Housing and Fastenings
SECTION 5 – ENGINE AUXILIARY SYSTEMS
Group 0505 – Cold Weather Starting Aids
Group 0510 – Cooling Systems
Group 0515 – Speed Controls
Group 0520 – Intake System
Group 0530 – External Exhaust System
Group 0540 – Mounting Frame
Group 0560 – External Fuel Supply Systems
SECTION 6 – TORQUE CONVERTER
Group 0651 – Turbine, Gears, Shafts and Bearings
SECTION 9 – STEERING SYSTEM
Group 0930 – Emergency Steering
Group 0960 – Hydraulic System
SECTION 10 – SERVICE BRAKES
Group 1011 – Active Elements
Group 1015 – Controls Linkage
Group 1060 – Hydraulic System
SECTION 11 – PARKING-EMERGENCY BRAKES
Group 1111 – Active Elements
Group 1115 – Controls Linkage
SECTION 16 – ELECTRICAL SYSTEMS
Group 1671 – Batteries, Support and Cables
Group 1672 – Alternator, Regulator and Charging System Wiring
Group 1673 – Lighting System
Group 1674 – Wiring Harness and Switches
Group 1675 – System Controls
Group 1676 – Instruments and Indicators
SECTION 17 – FRAME, CHASSIS OR SUPPORTING STRUCTURE
Group 1740 – Frame Installation
Group 1746 – Frame Bottom Guards
Group 1749 – Chassis Weights
SECTION 18 – OPERATORS STATION
Group 1800 – Removal and Installation
Group 1810 – Operator Enclosure
Group 1821 – Seat and Seat Belt
Group 1830 – Heating and Air Conditioning
SECTION 19 – SHEET METAL AND STYLING
Group 1910 – Hood or Engine Enclosure
Group 1921 – Grille and Grille Housing
Group 1927 – Fenders
SECTION 20 – SAFETY, CONVENIENCE AND MISCELLANEOUS
Group 2002 – Mirror
Group 2004 – Horn and Warning Devices
Group 2006 – Cigar Lighter
SECTION 21 – MAIN HYDRAULIC SYSTEM
Group 2160 – Hydraulic System
SECTION 31 – LOADER
Group 3102 – Buckets
Group 3115 – Controls Linkage
Group 3140 – Frames
Group 3160 – Hydraulic System
SECTION 33 – BACKHOE
Group 3300 – Removal and Installation
Group 3301 – Blades, Teeth and Shanks
Group 3302 – Buckets
Group 3315 – Controls Linkage
Group 3340 – Frames
Group 3360 – Hydraulic System
SECTION 90 – SYSTEM TESTING
Group 9005 – General Information – Seven Basic Steps of Diagnosis and Testing
Group 9010 – Engine
Group 9015 – Electrical System
Group 9020 – Power Train
Group 9025 – Hydraulic System
Group 9031 – Heating and Air Conditioning
SECTION 99 – SPECIAL TOOLS
INDEX
And More……

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File Format: PDF
Compatible: All Versions of Windows & Mac
Language: English
Requirements: Adobe PDF Reader & WinZip

 

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