🏷️ Basic Information Identification Make: John Deere Model: 720 Vehicle Type: Tractor Engine Type: Diesel Codes Oem Manual Code: OM-MR720 👋 Introduction Market Position Market Segment: Utility Tractor, Agricultural and Industrial Applications Key Features Core Value Proposition: Empowers operators with the knowledge to safely and efficiently use and maintain their John Deere 720 tractor. Target Audience: Owners, operators, and maintenance personnel of John Deere 720 diesel tractors. 📋 Manual Details Coverage Areas Primary Coverage: Operation, Maintenance, and Troubleshooting Secondary Coverage: Service and Adjustments Page Count Page Count: Approximately 150-200 pages Manual Type Manual Type: Operator's Manual Manual Purpose: To guide the operator in the safe and effective use, basic maintenance, and troubleshooting of the John Deere 720 Diesel Tractor. Language Language: English Format Format: Printed Booklet 📖 Manual Coverage Systems Covered Engine Systems: Starting, Fuel System, Lubrication, Cooling, Governor Transmission Systems: Gearbox Operation, Clutch, PTO (Power Take-Off) Hydraulics Systems: Hydraulic Lift Operation, Control Levers, Implement Attachment Chassis Systems: Steering, Brakes, Rear Axle, Differential Lock Electrical Systems: Lighting, Battery, Ignition (if applicable to diesel starting), Gauges Procedures Included Operational Procedures: Startup, Shutdown, Gear Shifting, PTO Engagement, Hydraulic Control Maintenance Procedures: Fluid Level Checks, Lubrication Points, Filter Replacements, Belt Adjustments Troubleshooting Procedures: Common Issues, Symptom Diagnosis, Basic Adjustments Safety Procedures: Safe Operation Practices, Pre-Operation Checks, Post-Operation Procedures Governor Adjustments: Basic governor adjustments and speed setting procedures Technical Depth Depth Of Coverage: Operator-level adjustments and routine maintenance; not a full service or repair manual Diagrams Illustrations: Includes diagrams and illustrations for component identification and basic procedures. 📊 Manual Specifications File Format Digital Format Details: N/A (Printed Product) Print Quality Print Quality: High-quality reproduction of original manual Binding Type Binding Type: Stapled or perfect bound Paper Type Paper Type: Durable, acid-free paper ⚙️ Engine Specifications Primary Engine Engine Model: John Deere 2-Cylinder Diesel Engine Description: Two-cylinder, two-cycle diesel engine with direct injection Bore X Stroke: Approximately 4.125 in x 5.5 in (105 mm x 140 mm) Engine Displacement: Approx. 377 cu. in. (6.18 Liters) Performance Horsepower Rated: Approx. 50-60 PTO HP (varies by specific model/configuration) Torque Peak: Not explicitly stated in operator manual, focus on usability Fuel System Fuel Type: Diesel Fuel Injection Type: Direct Injection Lubrication Oil Type Recommendation: Refer to specific lubrication charts in manual (typically CD-SAE 30 or 20W-30) Cooling Cooling System Type: Water-Cooled Governor Governor System: Tachometer Governor for engine speed regulation 🔧 Transmission Standard Transmission Type: Constant Mesh Gear Transmission Gear Speeds: Typically 6 forward, 2 reverse speeds Features Clutch Type: Two-stage dry clutch Pto Type: Live Power Take-Off (PTO) Pto Speed: Standard 540 RPM Fluid Requirements Transmission Fluid Type: Refer to manual (typically John Deere Hy-Gard or equivalent transmission fluid) 📐 Dimensions Exterior Wheelbase: Varies by configuration, typically around 80-85 inches Weights Operating Weight: Approximately 5,000 - 6,500 lbs (without ballast) Drawbar Type: Category 2 Drawbar 🛡️ Safety Features Active Features Operator Presence: No automatic engine shutdown for operator absence; relies on operator diligence Parking Brake: Hand-operated parking brake Passive Features Operator Station: Open operator station, no ROPS/FOPS standard on original models Lighting: Basic headlamps and taillights for visibility 💡 Technology Features Infotainment Infotainment System: N/A (No electronic infotainment systems) Driver Assistance Driver Assistance Features: N/A (Relies on operator skill) Instrumentation Dashboard Gauges: Tachometer, Oil Pressure, Water Temperature, Ammeter 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 100 hours of operation or annually Fuel Filter Replacement: As needed, or when experiencing fuel delivery issues Air Filter Maintenance: Regular inspection and cleaning/replacement based on operating conditions Fluid Specifications Engine Oil Viscosity: SAE 30 or 20W-30 (consult manual for exact grade based on temperature) Coolant Type: Water with corrosion inhibitor; consult manual for specific recommendations Hydraulic Fluid Spec: John Deere Hy-Gard or equivalent per manufacturer specification Known Issues Common Wear Items: Clutch, PTO splines, hydraulic pump seals, injector pump timing Starting Challenges: Cold weather starting can be difficult without pre-heating; ensure glow plugs (if equipped) and battery are in good condition 📚 Vehicle History Brand Heritage Brand Legacy: John Deere, a long-standing leader in agricultural machinery, known for durability and reliability. Model Evolution Production Period: Produced primarily from 1958 to 1960 Series Context: Part of the John Deere '0' series, succeeding the 70 series. Production Manufacturing Location: Waterloo, Iowa, USA 🏆 Awards & Recognition Recognitions Historical Significance: Considered a workhorse tractor of its era, contributing significantly to agricultural mechanization. Ratings Durability Reputation: Excellent, known for long service life when properly maintained.