John Deere 401D Tractor Workshop Repair Service Manual (TM1271) PDF Download - MJODTM1271.zip
Full diagnostics and repair technical guide featuring electrical schematics for the John Deere 401D Tractor, containing every piece of shop-level knowledge needed to service, troubleshoot, fix, and rebuild or restore the machine the way professional technicians do.
The John Deere 401D workshop Diagnosis Operation Test Repair Service Manual covers:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
TM1271 - John Deere 401D Tractor Technical Manual.PDF (1,405 pages)
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TABLE OF CONTENTS
SECTION 1 - GENERAL INFORMATION
Group 1 - Introduction and Safety Information
Group II - General Specifications
Group III - Torque Values
Group IV - Fuels and Lubricants
SECTION 01 - WHEELS
Group 0110 - Powered Wheels and Fastenings
Group 0120 - Non-Powered Wheels and Fastenings
Group 0149 - Weights
SECTION 02 - AXLES AND SUSPENSION SYSTEMS
Group 0230 - Non-Powered Wheel Axles
Group 0250 - Axle Shafts, Bearings and Reduction Gears
SECTION 03 - TRANSMISSION
Group 0300 - Removal and Installation
Group 0315 - Controls
Group 0350 - Gears, Shafts, Bearings and Power Shift Clutch
Group 0360 - Hydraulic System
SECTION 04 - 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
SECTION 04 - ENGINE - Continued
Group 0407 - Oiling System
Group 0409 - Cylinder Head and Valves
Group 0413 - Fuel Injection System
Group 0414 - Intake Manifold
Group 0415 - Engine Balancer
Group 0417 - Water Pump
Group 0418 - Thermostats, Housing and Piping
Group 0419 - Oil Cooler
Group 0420 - Fuel Filter
Group 042I - Fuel Transfer Pump
Group 0422 - Starting Motor and Fastenings
Group 0433 - Flywheel, Housing and Fastenings
SECTION 05 - 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 Systems
Group 0560 - External FuelSupply Systems
SECTION 07 - TRACTION CLUTCH
Group 0715 - Controls
Group 0752 - Elements
SECTION 09 - STEERING SYSTEM
Group 0960 - Hydraulic System
SECTION 10 - SERVICE BRAKES
Group 1011 - Active Elements
Group 1060 - Hydraulic System
SECTION 11 - PARKING-EMERGENCY BRAKES
Group 1111 - Active Elements
Group 1115 - Controls Linkage
SECTION 15 - EQUIPMENT ATTACHING
Group 1520 - Hitches and Hitch Pins
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 1676 - Instruments and Indicators
SECTION 18 - OPERATOR'S STATION
Group 1800 - Renroval and installation
SECTION 21 - MAIN HYDRAULIC SYSTEM
Group 2160 - Hydraulic System
SECTION 31 - LOADER
Group 3102 - Bucket (Including Teeth and Cutting Edge)
Group 3115 - Controls Linkage
Group 3140 - Frames
Group 3160 - Loader Hydraulics
SECTION 33 - BACKHOE EXCAVATOR
Group 3300 - Removal and Installation
Group 3302 - Buckets, Teeth, Shanks and Sidecutters
Group 3315 - Controls Linkage
Group 3340 - Frames
Group 3360 - Hydraulic System
SECTION 40 - PTO OR WINCH DRIVE
Group 4015 - PTO Control
Group 4051 - Gears, Shafts, and Bearings
Group 4052 - PTO Clutch (If Separate)
Group 4060 - 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
SECTION 99 - SPECIAL TOOLS
INDEX
John Deere 401D Tractor Service Technical Manual (TM1271)