Vehicle Class:
Compact Utility Tractor
Target User:
Small farm owners, landscapers, property maintenance, hobby farmers.
Key Competitors:
Kubota (e.g., B-series), John Deere (e.g., 3E series), Yanmar (e.g., SA series), Mahindra (e.g., Max series).
Tractor Philosophy:
Reliability, durability, and user-friendliness in a compact package.
Manual Value Proposition:
Empowers technicians and owners with the knowledge to perform accurate diagnostics and repairs, reducing downtime and maintenance costs.
Primary Coverage:
Comprehensive repair and service procedures for the Mitsubishi MT180HD Tractor.
Technical Focus:
Primarily for professional technicians, but accessible to advanced DIY users.
Estimated Page Count:
300-500 pages (typical for this class of tractor service manual).
Manual Type:
Service Manual / Repair Manual
Format:
PDF (Downloadable)
Engine Systems:
Engine disassembly, assembly, overhaul, fuel system, lubrication system, cooling system, intake and exhaust systems, starting and charging systems.
Drivetrain Systems:
Transmission (gearbox), clutch, differentials, axles, final drives, PTO (Power Take-Off) system.
Hydraulic Systems:
Hydraulic pump, control valves, cylinders (lift, tilt, steering), hydraulic fluid specifications, troubleshooting hydraulic issues.
Electrical Systems:
Wiring diagrams, battery, starter motor, alternator, lighting, ignition system, instrument panel, troubleshooting electrical faults.
Chassis And Steering:
Front axle, steering system (mechanical/power), braking system, wheel alignment, chassis components.
Operating Controls And Safety:
Operator controls, safety features, operator's station.
Maintenance Procedures:
Routine maintenance checks, lubrication, filter replacement, fluid changes, pre-operation inspections.
Troubleshooting Guides:
Diagnostic flowcharts for common problems, symptom-based troubleshooting.
Repair Procedures:
Step-by-step disassembly and reassembly instructions for all major components and systems.
Adjustment Procedures:
Settings and adjustments for engine, transmission, brakes, hydraulics, and PTO.
Technical Depth:
Detailed technical specifications, torque values, clearances, tolerances, and rebuild procedures.
Diagnostic Capabilities:
In-depth diagnostic information for identifying and resolving mechanical and electrical issues.
Engine Manufacturer:
Mitsubishi
Engine Model:
Likely a Mitsubishi 3-cylinder diesel (e.g., compatible with engines found in other Mitsubishi compact tractors of the era).
Engine Type:
3-Cylinder, Naturally Aspirated, Diesel
Displacement:
Estimated 1.1L - 1.5L (typical for this tractor class, specific data would be in the manual).
Horsepower:
Approx. 18-25 HP (at PTO or engine rating, depending on model variant and rating method).
Torque:
Data specific to the manual, but designed for robust low-end torque for pulling applications.
Injection System:
Indirect Injection (Likely)
Cooling Method:
Liquid Cooled
Oil Type:
Specific API classification and viscosity grade (e.g., SAE 15W-40 API CJ-4 or similar) will be detailed in the manual.
Oil Capacity:
Refer to manual for exact capacity, typically 3.5-5 liters.
Transmission Type:
Manual Gear Transmission (likely with Hi/Lo range).
Gear Speeds:
Likely 8 forward and 2 reverse gears (e.g., 4 forward gears in Lo range + 4 forward gears in Hi range, plus reverse in each).
Transmission Options:
No automatic or hydrostatic transmission typically offered on HD models of this era, but specific options should be verified in manual.
Clutch Type:
Dry, Single Plate Clutch
Pto Speed:
Standard 540 RPM PTO, potentially 540 Economy PTO, and 540 Reverse PTO.
Transmission Fluid Type:
Specific tractor hydraulic fluid (THF) or GL-4 gear oil, detailed in the manual.
Transmission Fluid Capacity:
Refer to manual for exact capacity, typically 20-30 liters for transmission/hydraulic system.
Overall Length:
Refer to manual for exact dimensions, typically around 2.5 - 3 meters.
Overall Width:
Refer to manual for exact dimensions, typically around 1.3 - 1.5 meters.
Wheelbase:
Refer to manual for exact dimensions, typically around 1.5 - 1.7 meters.
Operating Weight:
Refer to manual for exact weight, typically around 900 - 1200 kg without implements.
Front Tire Size:
Common sizes: 6.00-12, 7.00-12 (refer to manual for exact fitment).
Rear Tire Size:
Common sizes: 9.50-16, 11.2-16 (refer to manual for exact fitment).
Rollover Protection:
ROPS (Roll-Over Protective Structure) often standard or optional. Manual will detail installation and safety guidelines.
Braking System:
Wet Disc Brakes (typically inboard) or Mechanical Drum Brakes. Manual provides detailed service procedures.
Seatbelt:
Seatbelt often integrated with ROPS or as a standard feature. Safety warnings and usage instructions in manual.
Operator Presence System:
Likely features to disengage PTO/engine if operator leaves seat.
Instrument Panel:
Basic analog gauges for temperature, oil pressure, fuel level, and tachometer. Indicator lights for charging, oil pressure, and PTO engagement. Manual covers gauge and warning light interpretation.
Power Steering:
Often equipped with power steering, enhancing maneuverability. Manual details hydraulic system for power steering.
Electrical System Voltage:
12V DC Electrical System.
Engine Oil Change:
Typically every 100-250 operating hours or annually. Specific interval detailed in manual.
Air Filter Cleaning Replacement:
Check/clean every 50 hours, replace every 250-500 hours or as needed. Manual provides exact schedule.
Fuel Filter Replacement:
Typically every 250-500 hours or annually. Manual provides specific part numbers and interval.
Engine Oil Specification:
API CD/CE/CF or higher, SAE 15W-40 recommended for most operating temperatures (refer to manual).
Hydraulic Transmission Fluid:
Specialized tractor hydraulic fluid (THF) or Universal Tractor Transmission Oil (UTTO) meeting specific viscosity and performance standards (e.g., John Deere J20C equivalent or similar).
Coolant Type:
Ethylene Glycol based permanent type antifreeze mixed 50/50 with distilled water.
Common Wear Items:
Clutch wear, hydraulic cylinder seals, PTO clutch pack wear, exhaust manifold leaks, starter motor issues, glow plug reliability.
Preventative Maintenance Focus:
Regular fluid changes, lubrication of all grease points, cleaning of cooling system, checking for leaks, and proper tire inflation are crucial for longevity.
Manufacturer History:
Mitsubishi Heavy Industries and its agricultural machinery division have a long history of producing reliable tractors and agricultural equipment.
Tractor Lineage:
Part of Mitsubishi's compact tractor series, designed to meet the needs of smaller operations, evolving from earlier models with improved features and power.
Production Era:
Likely produced in the late 1980s to early 2000s, before Mitsubishi's agricultural machinery business was integrated or sold to other manufacturers.
