Caterpillar 460 Combine Harvester Pdf Repair & Service Manual 654

Repair & Service Manual with Wiring Diagrams Overview

The Caterpillar 460 Combine Harvester PDF Repair & Service Manual is the definitive technical authority designed for the professional maintenance and mechanical overhaul of this high-efficiency agricultural machine. Explicitly covering the serial number prefix 654, this manual provides the specific factory procedures required to maintain the threshing system, separation components, and the advanced electronic powertrain of the 460 series.

The Cat 460 (Prefix 654) is powered by the electronically controlled Cat 3126B Diesel Engine. Unlike earlier mechanical engines, the 3126B utilizes advanced engine management for precise fuel delivery and load response. Maintaining the **HEUI fuel system and troubleshooting the Electronic Control Module (ECM) is critical for harvest performance. This service manual is the essential reference for technicians diagnosing engine fault codes, hydraulic issues, and grain handling mechanism failures.

Machine & Powertrain Information

The Caterpillar 460 (654) relies on the Cat 3126B Diesel Engine. This manual covers the specific maintenance requirements for this 7.2-liter, 6-cylinder power plant. Key coverage includes:

• HEUI Fuel System: Diagnosis and repair of the Hydraulic Electronic Unit Injectors and high-pressure oil pump.
• Electronic Controls: Troubleshooting sensor inputs, ECM logic, and engine wire harnesses.
• Turbocharging: Wastegate adjustment and air system leak testing.

Our manual also guides you through the service of the hydrostatic ground drive, the APS threshing system, and the diagnosis of the hydraulic stack valves used for header control and steering logic.

Systems & Service Coverage

• Complete repair procedures for Caterpillar 460 Combine (Prefix 654)
• Engine Overhaul: Cat 3126B Electronic Diesel Engine (Cylinder Block, Head, HEUI System)
• Threshing System: Cylinder and concave adjustment, beater bar replacement, and bearing service
• Separation System: Walker drive maintenance, sieve adjustment, and cleaning fan repair
• Grain Handling: Clean grain elevator repair, auger replacement, and grain tank unloader service
• Propulsion System: Hydrostatic pump and motor diagnostics, final drive repair, and brake service
• Hydraulic System: Main control valves, header lift cylinders, and steering logic
• Electrical System: Wiring diagrams, sensor diagnostics, and cab monitor troubleshooting
• Preventive maintenance schedules, fluid capacities, and lubrication charts
• Torque specifications and safety protocols for working around moving harvesting parts

Manual Specifications

• Machine Model: Caterpillar 460 Combine Harvester
• Serial Number Prefix: 654
• Engine Covered: Cat 3126B (Electronic)
• Application: Agricultural Harvester
• Manual Type: Repair & Service Manual
• Format: PDF Digital Download
• Language: English
• Total Pages: 850+
• File Size: Approximately 95MB
• Illustrations: Detailed schematics, hydraulic flow diagrams, and exploded views
• Device Compatibility: Windows, macOS, Android, iOS

Why This Service Manual Is Important

• Contains factory-verified repair instructions for Cat 460 (654) combines
• Essential for diagnosing electronic faults in the Cat 3126B engine
• Reduces downtime by enabling precise repair of threshing and separation components
• Ensures proper calibration of header height and loss monitor sensors
• Vital for farm workshops, agricultural mechanics, and custom harvesters
• Clear, searchable layout with hyperlinked sections for fast navigation
• Instant access to critical wiring diagrams and hydraulic schematics

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When you choose Manualskart, you get reliable, readable manuals that help you fix your machine right the first time. Browse our extensive library in the Caterpillar All Heavy Machinery Manual Collection.

Download the Caterpillar 460 Combine Repair & Service Manual now and get immediate access to the professional instructions required to keep your equipment running during harvest.

Frequently Asked Questions

Is this an original Caterpillar factory service manual?

Yes, this is an OEM factory-level repair manual containing official Caterpillar technical data specific to the 460 Combine prefix 654.

Does this manual cover the Cat 3126B engine specifically?

Yes, this manual includes comprehensive specifications, diagnostics, and repair procedures specifically for the electronic Cat 3126B engine.

Does this manual cover the threshing and separation systems?

Yes, the manual details the repair and adjustment of the threshing cylinder, concaves, walkers, and cleaning shoe.

Is the manual provided as a downloadable PDF?

Yes, you receive a fully searchable PDF file with instant download access immediately after payment.

What if I experience download issues?

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Is there a refund policy?

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