Tractor Segment:
Compact utility tractor, often used for small to medium-sized farms, landscaping, property maintenance, and light industrial applications.
Key Competitors:
John Deere 3 Series, Kubota L Series, Mahindra Max Series, Massey Ferguson GC Series.
Versatility:
Designed to accommodate a wide range of attachments (loaders, backhoes, mowers, tillers), making it a versatile workhorse.
Operator Comfort:
Typically features an ergonomic operator station, power steering, and often a choice of transmission types for ease of operation.
Durability:
Yanmar's reputation for robust engineering and reliable components is a key selling point.
Engine Components:
Cylinder block, cylinder head, pistons, crankshaft, camshaft, valve train, fuel injection system, cooling system components, lubrication system components, exhaust system components.
Powertrain Components:
Clutch assembly, transmission (gearbox) components, differential, drive shafts, axles, PTO (Power Take-Off) components.
Hydraulic System:
Hydraulic pump, control valve, cylinders (for lift, etc.), hoses, fittings, hydraulic reservoir and filter.
Steering System:
Steering wheel, steering column, steering gearbox/actuator, tie rods, linkage components.
Braking System:
Brake pedals, master cylinder, brake lines, brake calipers/drums, brake pads/shoes, parking brake mechanism.
Operator Station:
Seat, control levers (throttle, gear shifter, PTO selector, hydraulic controls), floor mats, operator platform components, dashboard elements.
Bodywork And Panels:
Hood, fenders, side panels, decals, mounting hardware.
Pto And Hitch:
Rear PTO shaft and gearbox, three-point hitch components (lift arms, top link, stabilizers), draft links.
Frame Components:
Main frame, front axle housing, rear axle housing, subframes.
Electrical Components:
Starter motor, alternator, battery, wiring harnesses, fuses, relays, switches, lighting components (headlights, taillights, indicators), instrument cluster components.
Part Identification:
Visual identification of every part through exploded diagrams, including part numbers and quantities for each assembly.
Assembly Reference:
Provides visual reference for how components fit together in an assembly, crucial for correct part ordering and installation planning.
Interchangeability:
Implied through part number listings, allowing identification of potential supersessions or alternative parts.
Depth Of Coverage:
Detailed component-level breakdown, essential for parts sourcing and understanding the granular composition of the tractor.
Make Model:
Yanmar 3TNV88 (or similar 3-cylinder diesel)
Displacement:
Approximately 1.6 liters (1600 cc)
Cooling System:
Water-cooled
Horsepower Rating:
Typically in the 30-35 HP range (gross engine HP).
Torque:
Estimated 70-80 lb-ft (exact figures vary by specific engine variant and rating).
Injection Type:
Direct injection, likely with mechanical or electronic fuel pump.
Air Intake:
Naturally aspirated (common for this class).
Transmission Type:
Hydrostatic Transmission (HST) with dual range (e.g., 'D' for economy, 'H' for power).
Optional Transmission:
Manual Synchro Shuttle (less common on newer models, but possible).
Drive Modes:
4WD (Four-Wheel Drive) capability, often with selectable front axle engagement.
Pto Speeds:
Standard rear PTO speeds: 540 RPM (typical). Mid PTO optional on some configurations.
Clutch:
HST has foot pedal control; manual transmission uses clutch pedal.
Overall Length:
Approximately 10-12 feet (3000-3600 mm) without implements.
Overall Width:
Approximately 5-6 feet (1500-1800 mm) depending on tire size.
Wheelbase:
Approximately 6-7 feet (1800-2100 mm).
Tire Size Front:
e.g., 6-12, 7-14
Tire Size Rear:
e.g., 9.5-16, 11.2-24
Operating Weight:
Approximately 2500-3000 lbs (1134-1360 kg).
Max Towing Capacity:
Varies by configuration, but typically 2000-3000 lbs (907-1360 kg).
Hitch Lift Capacity:
Around 1500-2000 lbs (680-907 kg) at the lower link ends.
Instrument Panel:
Basic analog gauges for RPM, engine temperature, fuel level, and warning lights. Hour meter is essential.
Power Steering:
Standard power steering significantly reduces operator fatigue.
Cruise Control:
Not typically a feature on this class of tractor, manual throttle control is standard.
Connectivity Features:
None typically present beyond basic electrical system for lights and starter.
Engine Oil Change:
Typically every 250 hours or annually, whichever comes first.
Air Filter Replacement:
As needed based on operating conditions, or annually.
Fuel Filter Replacement:
Typically every 500 hours or annually.
Hydraulic Oil Filter:
Typically every 500 hours or annually.
Engine Oil Type:
API CJ-4 or equivalent, SAE 10W-30 or 15W-40 (refer to owner's manual for exact spec based on temperature).
Engine Oil Capacity:
Approximately 5.5 - 6.0 liters (5.8 - 6.3 US quarts).
Hydraulic Oil Type:
Yanmar genuine hydraulic oil or equivalent (e.g., ISO VG 46)
Hydraulic Oil Capacity:
Approximately 20-25 liters (5.3-6.6 US gallons).
Transmission Oil Type:
Yanmar genuine transmission oil or equivalent (often same as hydraulic oil for HST models).
Common Wear Items:
Clutch plates (in manual transmission models), hydraulic hoses, PTO spline wear, potential leaks at seals.
Electrical Connections:
Corrosion on electrical connectors can sometimes lead to intermittent issues, especially in damp environments.
Manufacturer:
Yanmar Co., Ltd. is a Japanese company with a long history in manufacturing diesel engines and agricultural machinery, founded in 1912.
Ym Series:
The YM series represents Yanmar's line of compact to sub-compact utility tractors, evolving with technological advancements and market demands for efficiency and versatility.
Manufacturing Location:
Primarily manufactured in Japan, with potential assembly in other regions depending on market.
