Target User:
Owners, operators, service technicians, and parts departments of Yanmar YM236D and YM246D tractors.
Value Proposition:
Essential resource for maintaining operational efficiency, sourcing correct replacement parts, and minimizing downtime for Yanmar compact tractors.
Comparison To Service Manual:
Complements a Service Manual by focusing solely on part numbers and exploded views, not repair procedures.
Feature 1:
Comprehensive parts listing with official Yanmar part numbers.
Feature 2:
Detailed exploded view diagrams for all major assemblies.
Feature 3:
Model-specific coverage ensuring accuracy for YM236D and YM246D.
Coverage Scope:
Comprehensive parts breakdown for Yanmar YM236D and YM246D tractors.
Component Listing:
Engine, powertrain, drivetrain, hydraulics, chassis, steering, braking, electrical, operator station, attachments.
Estimated Pages:
200-400 pages (typical for a comprehensive tractor parts catalog)
Type:
Parts Catalog / Parts Manual
Language:
English (primary), potentially with diagrams and part names in Japanese or other languages depending on origin.
Format:
Likely a digital format (PDF) for ease of distribution and searching, or a printed manual.
Engine Assembly:
Detailed breakdown of engine components: block, cylinder head, crankshaft, pistons, connecting rods, camshaft, valves, fuel injection system, lubrication system, cooling system.
Transmission And Drivetrain:
Clutch, gearbox components, final drives, differential, PTO (Power Take-Off) system, driveshafts, universal joints.
Hydraulic System:
Hydraulic pump, control valves, cylinders, hoses, filters, hydraulic reservoir, three-point hitch components.
Front Axle And Steering:
Front axle components, steering gear, tie rods, kingpins, steering column.
Rear Axle And Brakes:
Rear axle housing, brake assemblies (drum or disc, depending on specification), brake pedals, linkage.
Electrical System:
Starter motor, alternator, battery, wiring harnesses, lighting, switches, instrument panel components.
Operator Station:
Seat, controls, pedals, steering wheel, fenders, instrument cluster, rollover protective structure (ROPS) if applicable.
Chassis And Frame:
Frame components, hitch mounting points, drawbar.
Attachments And Accessories:
Components related to standard tractor attachments like PTO shaft, drawbar, and potentially mounting points for loaders or other implements.
Part Identification:
Provides detailed diagrams with exploded views and numbered parts for accurate identification.
Part Number Reference:
Crucial for ordering correct replacement parts, listing official Yanmar part numbers.
Interchangeability:
May indicate commonality of parts between models or revisions.
Assembly Disassembly Order:
Diagrams implicitly guide the correct order for component installation and removal.
Depth:
Highly detailed, focusing on component-level breakdown and part numbers, essential for parts procurement and specialized repair.
Diagnostic Support:
Indirect support through correct part identification; does not typically include diagnostic procedures.
Repair Guidance:
Primarily for parts identification; detailed repair instructions would be in a separate Service Manual.
Digital Format:
PDF (Portable Document Format) is most common for this type of catalog, offering searchability and ease of printing.
Diagram Resolution:
High-resolution diagrams essential for clarity of exploded views and part identification. Dependent on source quality.
Printed Format Binding:
Typically saddle-stitched or perfect bound for printed versions.
Printed Format Paper:
Durable paper stock, often glossy or semi-gloss for diagrams, suitable for workshop environments.
Engine Model Ym236D:
Likely Yanmar 3TNM71 or similar series diesel engine. Exact model number would be in the manual.
Engine Model Ym246D:
Likely Yanmar 3TNM73 or similar series diesel engine. Exact model number would be in the manual.
Engine Type:
3-cylinder, vertical, water-cooled, 4-stroke diesel engine.
Displacement Ym236D:
Approximately 1.35 L (1350 cc). Specific value depends on exact engine variant.
Displacement Ym246D:
Approximately 1.60 L (1600 cc). Specific value depends on exact engine variant.
Horsepower Ym236D:
Typically in the 20-25 HP range. Specific PTO HP would be listed in a service manual.
Horsepower Ym246D:
Typically in the 25-30 HP range. Specific PTO HP would be listed in a service manual.
Injection System:
Direct injection with rotary or inline fuel injection pump.
Governor:
Mechanical governor for engine speed control.
Transmission Type:
Sliding gear transmission with constant mesh.
Gear Configuration:
Likely 8 forward and 2 reverse gears (e.g., 8F x 2R) or similar configuration common for this class of tractor.
Transmission Options:
Possibility of shuttle shift or creeper gears depending on specific market configuration, though less common for this age/class.
Clutch Type:
Single-plate, dry type clutch, foot operated.
Pto Speeds:
Typically 540 RPM PTO, potentially with a ground speed PTO option.
Length:
Estimated 2800-3200 mm (without implements). Specific figures would be in the manual or associated specifications.
Width:
Estimated 1400-1600 mm (standard tread). Specific figures would be in the manual.
Height:
Estimated 1800-2200 mm (to top of steering wheel/operator station). Specific figures would be in the manual.
Operating Weight:
Estimated 1200-1500 kg. Specific figures would be in the manual.
Wheelbase:
Estimated 1700-1850 mm. Specific figures would be in the manual.
Safety Certification:
Likely met relevant safety standards for its era of production; certification details would not be in a parts catalog.
Braking System:
Mechanical drum or disc brakes, operated by foot pedals, often with a locking mechanism.
Parking Brake:
Independent hand-operated parking brake.
Operator Station Design:
Basic operator station; ROPS (Roll-Over Protective Structure) availability would depend on specific configuration and market regulations.
Engine Oil Change:
Typically every 100-200 operating hours or annually. Specifics in Service Manual.
Air Filter Replacement:
Check and clean frequently, replace as needed or per operating hours (e.g., every 250 hours). Specifics in Service Manual.
Fuel Filter Replacement:
Replace annually or as needed (e.g., every 250-500 hours). Specifics in Service Manual.
Engine Oil Type:
API CG-4 or CH-4, SAE 10W-30 or 15W-40 diesel engine oil. Check manual for precise API rating and viscosity.
Engine Oil Capacity:
Approximately 4.5 - 5.5 liters. Specifics in Service Manual.
Transmission Hydraulic Fluid:
Yanmar Genuine Oil (YGO) or equivalent Universal Tractor Transmission Oil (UTTO) meeting specific standards. Check manual for specification.
Coolant:
Ethylene glycol based antifreeze mixed with distilled water (50/50 ratio). Check manual for specific freeze protection.
Common Wear Items:
Clutch wear, hydraulic system leaks, PTO shaft wear, starter motor issues, injector wear due to fuel quality.
Electrical Connections:
Corrosion and loosening of electrical connections over time, especially in exposed areas.
Cooling System:
Clogged radiators or hoses, thermostat failure, leading to overheating.
Manufacturer:
Yanmar Co., Ltd. is a Japanese manufacturer of diesel engines, agricultural machinery, construction equipment, and industrial machinery.
Ym Series:
The YM series represents Yanmar's line of compact and sub-compact tractors, popular for small farms, landscaping, and general property maintenance.
Production Years:
These models were typically produced in the late 1980s and 1990s. Precise years would require further specification research.
Manufacturing Location:
Likely manufactured in Japan by Yanmar.
