John Deere 301-401 Tractors and Loaders Technical Manual (TM1034)

John Deere 301-401 Tractors and Loaders Technical Manual (TM1034 Feb-74)

This official John Deere technical manual is a detailed service and repair guide for the 301 and 401 series tractors and loaders. Covering engine systems, hydraulic components, powertrain, electrical circuits, and structural assemblies, this manual provides comprehensive troubleshooting procedures, maintenance schedules, and adjustment guidelines, making it an essential tool for service professionals and equipment owners.

Model Covers:

John Deere JD301-JD401 Tractors and Loaders

1971 - 1973​

File Format: PDF

Size: 31.32 MB

No. of pages: 344

Language: English

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Table of Contents Overview:

General Information & Safety Procedures

• Machine specifications, dimensions, and weight
• Pre-delivery inspections, service schedules, and post-sale maintenance
• Lubrication charts, recommended fluids, and grease application points

Engine Systems & Diagnostics

• Engine component disassembly and reassembly
• Fuel system servicing, including tank, filters, and transfer pump
• Carburetor maintenance, fuel injection pump removal, and adjustments
• Cylinder head, piston, crankshaft, and cooling system repairs

Electrical System & Wiring

• Wiring diagrams, fuse locations, and circuit testing procedures
• Battery testing, alternator maintenance, and ignition system troubleshooting
• Instrument panel, gauges, switches, and starter motor servicing

Powertrain & Transmission

• Clutch system adjustments and hydraulic pressure testing
• Transmission gear assembly, oil pump servicing, and reverser system repairs
• Differential and final drive disassembly, shaft inspections, and reassembly

Steering & Braking Systems

• Manual and power steering system diagnostics and valve adjustments
• Hydraulic brake system troubleshooting and bleeding procedures
• Brake valve, master cylinder, and pressure plate maintenance

Hydraulic System & Control Valves

• Main hydraulic pump diagnostics and flow rate testing
• Selective control valve adjustments and rockshaft system servicing
• Loader and backhoe hydraulic cylinder rebuilding

Chassis, Frame & Loader Assemblies

• Loader frame, boom, and bucket component servicing
• Front axle adjustments, wheel hub maintenance, and tie rod replacements
• Backhoe frame, swing cylinder, and linkage system troubleshooting

This John Deere 301-401 Tractors and Loaders Technical Manual is an essential reference for technicians, mechanics, and equipment owners, offering step-by-step service instructions to ensure optimal machine performance and durability.