Category:
Compact Utility Tractor
Target User:
Small farm owners, homesteaders, landscape professionals, municipal use.
Competitors:
Similar models from John Deere (e.g., 700 series), Massey Ferguson, New Holland, Yanmar, Iseki of the same era.
Tractor Features:
Four-wheel drive (DT designation), likely 3-cylinder diesel engine, capable of powering various implements.
Benefits:
Empowers owners and technicians with detailed information for efficient maintenance, repair, and operation, ensuring longevity and optimal performance.
Manual Type 1:
Service Repair Manual
Manual Type 2:
Operators Instruction Manual
Formats Provided:
Collection of 2 PDF files
Service Repair Manual Page Count:
Not specified, but comprehensive based on product description
Operators Instruction Manual Page Count:
Not specified, but comprehensive based on product description
File Format:
PDF (Download)
Engine Systems:
Engine overhaul, fuel system, cooling system, lubrication system, ignition system (if applicable for diesel), starting system, exhaust system.
Drivetrain Systems:
Transmission, gearbox, clutch, differential, final drives, PTO (Power Take-Off) systems.
Hydraulic Systems:
Hydraulic pump, cylinders, valves, lines, filters, three-point hitch operation and repair.
Electrical Systems:
Wiring diagrams, lighting, battery, starter, alternator, control circuits.
Steering Systems:
Power steering components, linkage, repair procedures.
Braking Systems:
Brake operation, master cylinder, wheel cylinders, brake fluid, adjustment, repair.
Chassis And Body:
Frame, front axle, rear axle, wheels, tires, fenders, operator's station.
Maintenance Procedures:
Regular servicing, lubrication points, filter replacement, fluid changes, pre-operation checks.
Repair Procedures:
Detailed step-by-step instructions for component disassembly, cleaning, inspection, repair, and reassembly.
Troubleshooting:
Diagnostic charts and symptom-based troubleshooting guides for common issues.
Technical Adjustments:
Valve adjustments, clutch adjustment, brake adjustment, hydraulic pressure checks.
Operator Instructions:
Safe operation, control identification, startup and shutdown procedures, attachment operation.
Depth:
Comprehensive (from basic maintenance to full engine and transmission rebuilds).
Engine Model:
Kubota D1703 (Commonly used in this series, specific confirmation in manual)
Displacement:
Approximately 1.67 L (102.3 cu. in.) for D1703 (Confirmation required from manual).
Horsepower Rated:
Around 30-35 PTO HP (Power Take-Off Horsepower), actual engine HP may differ (Confirmation required from manual).
Cooling System:
Water-cooled, typically with a radiator, fan, and coolant reservoir.
Injection System:
Direct injection via injection pump and injectors.
Oil Type:
API CE or CF, SAE 10W-30 or 15W-40 diesel engine oil (Refer to manual for specific Kubota recommendation).
Oil Capacity:
Approximately 5.7 L (6.0 US qt) with filter (Confirmation required from manual).
Transmission Type:
Sliding Gear Transmission with Constant Mesh.
Gear Configurations:
Likely 8 forward and 4 reverse gears (Confirmation required from manual).
Clutch Type:
Dry single-plate clutch (Confirmation required from manual).
Pto Speeds:
Standard 540 PTO RPM, possibly a 540 Economy PTO (Confirmation required from manual).
Transmission Fluid:
Kubota UDT Fluid or equivalent (API GL-4) hydraulic/transmission oil (Confirmation required from manual).
Wheelbase:
Approx. 1750 mm (68.9 in.) (Confirmation required from manual).
Operating Weight:
Approx. 1250 kg (2755 lbs) without ballast (Confirmation required from manual).
Front Tire Size:
Typically 7-14 or 6.00-14 (Confirmation required from manual).
Rear Tire Size:
Typically 11.2-24 or 12.4-24 (Confirmation required from manual).
Rollover Protection:
ROPS (Roll Over Protection Structure) is likely standard or an option. Manual will detail its specifications and use.
Braking System Type:
Wet disc brakes (common on 4WD Kubotas of this era, confirmation required).
Operator Station Design:
Designed for operator comfort and safety, though may be open station without a cab.
Infotainment System:
Basic functionality, focused on operational indicators and gauges (tachometer, temperature, fuel, oil pressure).
Driver Assistance:
Not applicable in the modern sense; primary assistance is through the tractor's functional design (e.g., power steering, live PTO).
Connectivity Features:
None (Mechanical and electrical systems only).
Engine Oil Change Interval:
Typically every 100-250 hours of operation, or annually (Refer to manual for exact interval and engine hours).
Transmission Hydraulic Fluid Change:
Typically every 500-1000 hours or every 2 years (Refer to manual for exact interval).
Air Filter Maintenance:
Check and clean frequently, replace as needed based on operating conditions (Refer to manual).
Engine Coolant:
Ethylene glycol-based antifreeze mixed with distilled water (50/50 ratio recommended). Specific Kubota coolant might be recommended.
Hydraulic Fluid Type:
Kubota UDT (Universal Tractor Transmission) fluid or equivalent API GL-4 specification hydraulic oil.
Common Wear Items:
Clutch wear, hydraulic cylinder seal leaks, PTO clutch engagement issues, potential starter motor issues with age.
Fuel System Maintenance:
Regular fuel filter changes are critical for diesel engine longevity.
Manufacturer:
Kubota Corporation, Japan.
Series Placement:
Part of Kubota's L-series compact tractor line, known for reliability and versatility in the late 1980s to early 1990s (approximate production range).
Production Years:
Estimated production range: Mid-to-late 1980s through early 1990s. Specific year ranges covered by the manual are crucial.
