Segment:
Compact/Utility Tractor
Target User:
Farmers, landowners, construction professionals, agricultural enthusiasts requiring in-depth technical information.
Value Proposition:
Provides factory-level diagnostic and repair information, reducing reliance on costly dealer service.
Completeness:
Official factory documentation ensures accuracy and thoroughness of procedures.
Searchability:
PDF format allows for quick text searching for specific topics or part numbers.
Printability:
Option to print the entire manual or specific sections as needed.
Engine:
Engine overhaul, disassembly, assembly, diagnostics, troubleshooting, cooling system, lubrication system.
Transmission:
Hydrostatic transmission (HST) repair, maintenance, adjustments, lubrication, troubleshooting.
Drivetrain:
Front axle, rear axle, differentials, PTO (Power Take-Off) operation and repair.
Hydraulics:
Hydraulic system operation, pump, valves, cylinders, troubleshooting, fluid maintenance.
Electrical:
Wiring diagrams, starter, alternator, battery, lighting systems, sensor diagnostics.
Brakes:
Brake system maintenance, troubleshooting, hydraulic lines, brake adjustments.
Steering:
Power steering system operation, maintenance, troubleshooting, components.
Chassis:
Frame, suspension, hitch system (3-point), wheel and tire service.
Operator Station:
Dashboard, controls, seating, ROPS (Roll-Over Protective Structure) information.
Maintenance:
Scheduled maintenance, fluid changes, filter replacement, lubrication points, greasing intervals.
Troubleshooting:
Diagnostic procedures for common issues, symptom-based troubleshooting guides, electrical schematics interpretation.
Repair:
Step-by-step repair instructions for all major components and systems, including disassembly and reassembly.
Overhaul:
Detailed overhaul procedures for engines, transmissions, and hydraulic components.
Adjustments:
Calibration and adjustment procedures for clutch, brakes, PTO, and hydraulic systems.
Depth:
Comprehensive: Covers everything from basic maintenance to complete engine, transmission, and hydraulic rebuilds.
Diagnostic Capabilities:
Includes diagnostic flowcharts, specifications, and troubleshooting tables for effective fault finding.
Engine Model:
Kubota D2403-M-DI
Engine Type:
Diesel, 4-stroke, Water-cooled
Displacement:
2.434 L (2434 cc)
Bore X Stroke:
87 mm x 102.4 mm (approx.)
Compression Ratio:
17.8:1 (approx.)
Rated Power Hp:
45.3 HP (at 2600 RPM)
Rated Power Kw:
33.8 kW (at 2600 RPM)
Engine Model:
Kubota V2403-DI
Engine Type:
Diesel, 4-stroke, Water-cooled
Displacement:
2.434 L (2434 cc)
Bore X Stroke:
87 mm x 102.4 mm (approx.)
Compression Ratio:
17.8:1 (approx.)
Rated Power Hp:
49.3 HP (at 2600 RPM)
Rated Power Kw:
36.8 kW (at 2600 RPM)
Injection System:
Direct Injection
Fuel Filter Part Number:
Refer to manual for specific part numbers (e.g., Kubota 16411-32090 or equivalent).
Oil Type:
API CG-4 or ACEA E3/E5 or higher, SAE 10W-30 or 15W-40 depending on climate. Consult manual for precise recommendations.
Oil Capacity L4630:
Approximately 6.2 L (6.6 US qt) with filter.
Oil Capacity L5030:
Approximately 7.1 L (7.5 US qt) with filter.
Coolant Type:
Ethylene glycol-based antifreeze with rust inhibitors (e.g., Kubota Super UDT or similar).
Coolant Capacity:
Approximately 7.0 L (7.4 US qt) for L4630, 8.0 L (8.5 US qt) for L5030 (consult manual for exact capacity).
Type:
Hydrostatic Transmission (HST) with variable speed control.
Gearbox Options:
Manual transmission not typically offered on these specific models, primarily HST.
Transmission Control:
Forward/Reverse shuttle lever, High/Low range selector, Variable speed foot pedal.
Hst Fluid Type:
Kubota UDT Fluid (Universal Transmission and Drive Train) or equivalent API GL-4, SAE 80W-90 gear oil for some components. Crucially, consult manual for exact HST fluid. Incorrect fluid can cause severe damage.
Hst Fluid Capacity:
Approximately 30-35 L (7.9-9.2 US gal) for HST system (consult manual for precise figure).
Overall Length Approx:
3,250 mm - 3,350 mm (128 in - 132 in) (Varies with configuration).
Overall Width Approx:
1,520 mm - 1,600 mm (60 in - 63 in) (Varies with tire size/configuration).
Overall Height Approx:
2,300 mm - 2,400 mm (90.5 in - 94.5 in) (To ROPS or cab roof).
Operating Weight Approx:
1,600 kg - 1,800 kg (3,527 lbs - 3,968 lbs) (Varies with configuration).
Wheelbase Approx:
1,830 mm (72 in).
Rollover Protection:
Standard ROPS (Roll-Over Protective Structure) equipped. Cab models offer additional protection.
Braking System:
Wet disc brakes, hydraulically operated.
Parking Brake:
Independent parking brake system.
Seatbelt:
Seat belt for operator.
Lighting:
Headlights, taillights, work lights (depending on configuration).
Dashboard Features:
Analog gauges for RPM, temperature, fuel level; digital hour meter; indicator lights for various system functions.
Cruise Control:
Not typically standard; may be an option on some configurations.
Pto Engagement:
Electronic PTO engagement (Rear PTO is standard, Mid PTO is optional).
Diagnostic Ports:
On-board diagnostics for engine and HST systems, accessible via specific diagnostic connectors outlined in the manual.
Engine Oil Change:
Every 200 hours of operation or annually, whichever comes first.
Fuel Filter Replacement:
Every 400 hours or annually.
Air Filter Cleaning Replacement:
Check every 50 hours, clean or replace as needed, typically replace every 400 hours.
Hst Fluid Change:
Every 800 hours or every 2 years.
Hydraulic Fluid Change:
Every 800 hours or every 2 years.
Hydraulic Fluid Type:
Kubota UDT Fluid or equivalent.
Transmission Gear Oil Type:
SAE 80W-90 API GL-4 for gearbox components (if applicable, consult manual).
Grease Type:
Lithium-based multipurpose grease.
Common Wear Items:
Hydraulic hoses, HST filters, clutch packs (in high-usage machines), and front axle pivot points are common wear items.
Troubleshooting Focus:
HST performance issues (loss of power, jerky operation) and hydraulic leaks are frequent areas requiring attention and covered in detail by the manual.
Manufacturer:
Kubota Corporation, a Japanese company founded in 1890, known for its expertise in construction machinery, agricultural equipment, and engines.
Series:
Part of Kubota's 'Grand L' series, known for its balance of power, versatility, and comfort for compact tractor applications.
Production Period Approx:
Mid-2000s to early 2010s (specific model years covered by manual should be confirmed by user.
