🏷️ Basic Information

Make:

Massey Ferguson

Model:

MF 390, MF 390T, MF 398

Product Type:

Service Repair Manual

👋 Introduction

Target Audience:

Farm owners, agricultural mechanics, mechanics specializing in agricultural equipment, Massey Ferguson enthusiasts.

Manual Value Proposition:

Provides comprehensive factory-level repair and maintenance information, enabling cost-effective and accurate servicing of these robust tractors.

Completeness:

Offers full factory service and repair coverage for the specified Massey Ferguson models.

Accessibility:

Instant download format makes it readily available for immediate use.

Detail Level:

Includes detailed diagrams, illustrations, and step-by-step procedures.

📋 Manual Details

Manual Language:

English

Page Count:

Hundreds of pages

Manual Type:

Workshop Service Repair Manual

Format:

PDF Download

📖 Manual Coverage

Engine Repair:

Complete engine overhaul, troubleshooting, component replacement, specifications.

Fuel System:

Fuel injection pump, injectors, fuel lines, filters, troubleshooting, adjustments.

Cooling System:

Radiator, thermostat, water pump, hoses, coolant specifications, troubleshooting.

Lubrication System:

Oil pump, oil filter, oil cooler, lubrication points, oil specifications.

Transmission System:

Gearbox overhaul, clutch operation, PTO engagement, hydraulic system for transmission.

Hydraulic System:

Hydraulic pump, control valves, lift arms, linkages, hydraulic fluid specifications, troubleshooting.

Electrical System:

Starter, alternator, battery, lighting, wiring diagrams, troubleshooting.

Braking System:

Brake pedal, master cylinder, wheel cylinders, brake fluid specifications, adjustments.

Steering System:

Steering column, linkage, power steering pump (if equipped), troubleshooting.

Front Axle:

Front axle assembly, kingpins, steering arms, bearing maintenance.

Rear Axle:

Rear axle housing, differential, final drives, bearing maintenance.

Power Take Off Pto:

PTO engagement, gearbox, shaft maintenance, specifications.

Operator Station:

Seat, controls, dashboard, pedals, maintenance of operator comfort systems.

Bodywork And Chassis:

Fenders, hood, drawbar, ballast mounting, chassis lubrication.

Routine Maintenance:

Oil changes, filter replacements, lubrication points, greasing schedules.

Troubleshooting Guides:

Diagnostic procedures for common and uncommon issues across all systems.

Component Disassembly And Assembly:

Step-by-step instructions for removing, inspecting, repairing, and reinstalling components.

Engine Rebuilding:

Detailed procedures for cylinder head removal, piston and rod installation, crankshaft service, etc.

Transmission Overhaul:

Complete breakdown and reassembly of the gearbox and associated components.

Hydraulic System Repair:

Pump, cylinder, valve body repair and adjustment procedures.

Electrical Diagnostics:

Wiring diagram interpretation, fault finding, component testing.

Brake System Adjustment And Repair:

Bleeding, pad/shoe replacement, cylinder servicing.

Pto Adjustment And Repair:

Engagement lever adjustments, clutch pack servicing.

Depth Of Coverage:

Comprehensive factory-level detail for professional mechanics and advanced DIY users.

Diagnostic Capabilities:

Detailed diagnostic flowcharts, symptom-based troubleshooting, and repair procedures.

Torque Specifications:

Precise torque values for all critical fasteners and components.

Alignment Procedures:

Front axle and steering alignment specifications and methods.

Component Clearances:

Piston-to-wall, bearing clearances, valve lash specifications.

📊 Manual Specifications

File Type:

Portable Document Format (PDF)

Printability:

High-resolution, printable pages for workshop use.

Binding Type:

N/A (Digital PDF Download)

Paper Type:

N/A (Digital PDF Download)

Text Searchability:

Searchable text for quick information retrieval.

⚙️ Engine Specifications

Engine Manufacturer:

Perkins

Engine Model 390 398:

Perkins 4.248 (Naturally Aspirated)

Engine Model 390T:

Perkins 4.248T (Turbocharged)

Displacement Liters:

4.24 liters (259.6 cubic inches)

Horsepower 390 398:

Approximately 72-75 PTO HP

Horsepower 390T:

Approximately 82-85 PTO HP

Fuel Type:

Diesel

Injection System:

Distributor or Inline Injection Pump (depending on specific variant and market)

Oil Type Specification:

API CG-4 or equivalent, SAE 15W-40 recommended (refer to manual for exact specifications and viscosity grades for different operating temperatures)

🔧 Transmission

Transmission Type:

Manual Synchromesh Gearbox (e.g., 8-speed forward, 2-reverse, or 12-speed with high/low range)

Optional Transmission:

Hydrostatic power steering (on some variants), possible creeper gears.

Pto Speeds:

Standard 540 PTO, optional 1000 PTO

Transmission Fluid Type:

Massey Ferguson approved UTTO (Universal Tractor Transmission Oil) or equivalent (refer to manual for exact specifications and capacities)

📐 Dimensions

Wheelbase:

Approximately 86 inches (2184 mm)

Operating Weight:

Approximately 5,500 - 6,500 lbs (2500 - 2950 kg), depending on configuration.

Front Tire Size:

Typically 7.50-16 or 6.00-16

Rear Tire Size:

Typically 16.9-30 or 14.9-28

💡 Technology Features

Operator Interface:

Functional analog gauges and control levers for tractor operations; no digital infotainment systems typical for this era.

Traction Control:

Limited to differential lock; no electronic traction control systems.

Electronic Features:

Basic electrical systems for starting, charging, and lighting; no modern connectivity features.

🔧 Maintenance

Engine Oil Change Interval:

Typically every 250 hours or annually, whichever comes first (refer to manual for exact interval and oil type).

Fuel Filter Replacement:

Recommended at regular intervals, often coinciding with oil changes or as needed if fuel quality is suspect.

Hydraulic Oil Change:

Typically every 1000 hours or as per manual recommendation, with filter replacement at similar intervals.

Coolant Type:

Ethylene Glycol based antifreeze, 50/50 mix with distilled water recommended.

Common Wear Items:

Clutch wear, hydraulic pump wear, PTO clutch wear, front axle kingpin wear, aging seals and hoses.

Electrical System Concerns:

Corrosion on electrical connections, aging wiring harnesses, issues with starter/alternator.

Grease Type:

Lithium complex grease recommended for most lubrication points.

📚 Vehicle History

Massey Ferguson Legacy:

Massey Ferguson is a renowned tractor manufacturer with a long history of innovation and producing reliable agricultural machinery, tracing its roots back to the 19th century.

Mf 300 Series Context:

The MF 300 series, including the 390, 390T, and 398, represented a significant evolution in Massey Ferguson's tractor lineup, offering improved performance, comfort, and features over previous generations.

Typical Production Years:

Mid-1980s to early 1990s (specific years may vary by market and model variant).