Make:
Mitsubishi Forklift Trucks
Product Name:
Mitsubishi Forklift Trucks FD20N FD25N FD30N FD35N Service Repair Manual
Model Codes Covered:
FD20N, FD25N, FD30N, FD35N
Serial Number Ranges:
FD20N: EF18C-00011-up; FD25N: EF18C-50001-up; FD30N: EF14E-00011-up; FD35N: EF14E-50001-up
Engine Serial Number Range:
S4S Diesel Engine: 180396-up
Segment:
Internal Combustion Engine (ICE) Counterbalance Forklift Trucks
Target User:
Forklift technicians, maintenance departments, service centers, and knowledgeable owner-operators
Key Competitors Manuals:
Toyota, Hyster, Yale, Caterpillar, Komatsu forklift service manuals
Originality:
Authentic Original Factory Service Manual ensuring accuracy and completeness.
Comprehensiveness:
Covers all aspects of maintenance, repair, and diagnostics for the specified models.
Technical Detail:
Provides detailed technical specifications, procedures, and diagrams.
Primary Coverage:
Service and Repair
Secondary Coverage:
Maintenance, Diagnostics, Troubleshooting
Estimated Page Count:
Extensive (typically 500+ pages for comprehensive service manuals)
Type:
Factory Service Manual / Repair Manual
Language:
English (Original Factory)
Format:
Digital (PDF) / Printed (depending on sale)
Powertrain:
Engine (S4S Diesel), Transmission (Hydraulic/Powershift), Drive Axle
Chassis And Frame:
Frame, Steering System, Braking System, Suspension (Front/Rear)
Mast And Attachments:
Mast Assembly (Stages, Cylinders, Chains), Fork carriage, Hydraulic System for Mast Operation, Side Shift, Other Attachments
Hydraulic System:
Hydraulic pump, control valves, cylinders, hoses, filters, fluid specifications, troubleshooting
Electrical System:
Wiring Diagrams, Battery, Starter, Alternator, Lighting, Gauges, Safety Systems, Control Units
Cooling System:
Radiator, Fan, Thermostat, Coolant specifications
Fuel System:
Fuel tank, lines, filters, injection pump, injectors
Lubrication System:
Oil pump, filters, lubrication points, fluid specifications
Maintenance:
Scheduled maintenance, lubrication, filter changes, fluid checks and replacements
Diagnostics:
Troubleshooting guides, fault codes, diagnostic procedures for all major systems
Repair:
Step-by-step repair instructions for components and systems, including disassembly, inspection, assembly, and adjustment
Overhaul:
Complete overhaul procedures for engine, transmission, and hydraulic components
Adjustment:
Brake adjustments, valve lash adjustments (if applicable), steering system adjustments
Installation:
Installation procedures for replacement parts and components
Depth:
Comprehensive: Covers everything from basic daily checks to full engine and transmission rebuilds, including detailed diagnostics.
Searchability:
Text-searchable (OCR optimized for efficient information retrieval)
Digital Resolution:
High-resolution (clear text and diagrams)
Printed Format:
Professional binding (e.g., comb, spiral, perfect binding) for durability and ease of use.
Printed Format:
Durable, high-quality paper stock suitable for workshop environments.
Engine Model:
Mitsubishi S4S Diesel
Engine Type:
4-Cylinder, Naturally Aspirated Diesel
Displacement:
Approximately 2.5 Liters (2500cc)
Gross Horsepower:
Typically in the range of 40-60 HP (specific output varies by model variant and tuning)
Torque Output:
Sufficient for typical forklift operations, specific figures available in manual.
Injection System:
Indirect Injection (IDI) or Direct Injection (DI) depending on specific S4S variant.
Cooling Method:
Liquid-Cooled (Water Pump and Radiator)
Oil Type:
Specific diesel engine oil grades (e.g., API CG-4 or higher) as per manual. Typical viscosity: SAE 15W-40.
Major Components Coverage:
Cylinder head, block, pistons, crankshaft, camshaft, timing system, lubrication system, cooling system, fuel system, exhaust system.
Type:
Automatic Transmission (likely Powershift/Torque Converter)
Variants:
May offer different gear ratios or specific controller configurations depending on the model variant.
Functionality:
Provides smooth power delivery and directional control for forklift operations.
Transmission Fluid Type:
Specific Automatic Transmission Fluid (ATF) or Hydraulic Fluid as recommended by Mitsubishi (e.g., Dexron III or equivalent).
Major Components:
Torque converter, transmission pump, valve body, clutch packs, planetary gears, drive shafts, hydraulic controls.
Lift Capacity:
FD20N: 2000 kg (4500 lbs); FD25N: 2500 kg (5500 lbs); FD30N: 3000 kg (6500 lbs); FD35N: 3500 kg (7700 lbs) at standard load center.
Mast Height Options:
Various mast configurations (e.g., Duplex, Triplex) with different lowered and elevated heights available.
Operating Weight:
Varies by model and configuration, typically between 3,500 kg and 5,000 kg.
Specific Dimensions:
Overhead guard height, fork dimensions, overall length, width, wheelbase, turning radius.
Industry Standards:
Designed to meet relevant ANSI/UL safety standards for forklift operation.
Braking System:
Hydraulic disc or drum brakes with parking brake functionality.
Steering System:
Power steering (likely hydraulic) for ease of maneuverability and control.
Operator Protection:
Overhead Guard (OHG) to protect the operator from falling loads.
Seatbelt:
Operator seatbelt for securing the operator during operation.
Manual Emphasis:
Highlights safe operating procedures, load handling, and regular safety checks.
Features:
Basic operator interface with essential gauges (fuel, engine temp, oil pressure), warning lights, and hour meter. No advanced infotainment systems.
Features:
Standard safety features like lights, horn, and backup alarm. Advanced electronic aids are typically absent on these models.
Features:
No modern connectivity features such as Bluetooth or Wi-Fi.
Manual Role:
The manual is the primary 'diagnostic tool' by providing detailed troubleshooting flowcharts and specifications.
Engine Oil Change:
Typically every 250-500 operating hours, or annually, as per manual recommendations.
Hydraulic Fluid Change:
Typically every 1000-2000 operating hours, or annually, depending on usage and conditions.
Air Filter Replacement:
Regular checks and replacement as needed, typically every 250-500 hours or more frequently in dusty environments.
Fuel Filter Replacement:
Typically every 500 operating hours or annually.
Transmission Fluid Change:
Typically every 1000-2000 operating hours or annually.
Engine Oil Grade:
Refer to manual for exact specification (e.g., SAE 15W-40, API CG-4 or higher).
Hydraulic Fluid Type:
Refer to manual for exact specification (e.g., ISO VG 32 or 46, or specific ATF).
Coolant Type:
Ethylene Glycol based antifreeze mixed with distilled water (50/50 ratio), or specific Mitsubishi coolant.
Common Wear Items:
Wear on mast chains, hydraulic seals, brake pads/shoes, engine filters, and potential issues with electronic sensors over time.
Troubleshooting Areas:
Hydraulic system leaks, transmission shifting issues, engine performance degradation, electrical connection corrosion.
Manufacturer:
Mitsubishi Heavy Industries (MHI) / Mitsubishi Logisnext
Series Context:
Represents a line of robust and reliable diesel counterbalanced forklifts, part of Mitsubishi's extensive materials handling equipment portfolio.
Production Period:
These models are typically from the early to mid-2000s production runs, but serial numbers indicate ongoing production or specific variants.
