Category:
Industrial Material Handling Equipment
Segment:
Counterbalanced Forklift Trucks
Competitors:
Toyota Material Handling, Hyster-Yale Group, Crown Equipment Corporation, Komatsu, Caterpillar (and their respective forklift divisions)
Vehicle Strengths:
Known for durability, reliable operation, efficient hydraulics, and operator comfort (depending on specific FG25 variant and model year)
Manual Value Proposition:
Provides essential technical knowledge for maintaining and repairing the Mitsubishi FG25, crucial for minimizing downtime and operational costs.
Powertrain:
Engine, fuel system, cooling system, exhaust system, transmission (hydrostatic, torque converter - specific to FG25 model variant)
Chassis:
Steering system, braking system (hydraulic, parking brake), suspension, hydraulic system (lift, tilt, steering control)
Electrical:
Charging system (alternator, battery), ignition system (if applicable to engine variant), lighting, instrumentation, control circuits
Operator Compartment:
Controls, seat, safety features, operator presence system
Mast And Attachments:
Lift mast assembly, forks, side shifter (if equipped), tilt mechanism
Maintenance:
Scheduled maintenance checks, lubrication points, fluid level checks and changes, filter replacements
Diagnostics:
Troubleshooting guides for common and uncommon issues, fault code interpretation (if applicable)
Repair:
Step-by-step repair instructions for all major components and systems, including disassembly, inspection, repair, and reassembly
Adjustment:
Adjustment procedures for brakes, clutch (if applicable), hydraulic pressures, control linkages
Overhaul:
Detailed overhaul procedures for engines, transmissions, hydraulic pumps, and cylinders
Level:
In-depth technical information suitable for qualified technicians and mechanics
Engine Type:
Internal Combustion Engine (Gasoline/LPG or Diesel, specific to FG25 model designation)
Common Engine Variants:
Likely powered by Mitsubishi or a reputable industrial engine manufacturer (e.g., Yanmar, Perkins for diesel variants, or relevant gasoline/LPG options)
Displacement:
Typically ranges from 2.0L to 3.5L, depending on engine model and fuel type
Horsepower:
Estimated 40-70 HP, depending on engine variant and configuration
Torque:
Torque figures vary significantly based on engine type and displacement, crucial for lift capacity and performance.
Fuel Type:
Gasoline, LPG (Liquefied Petroleum Gas), or Diesel, depending on the specific FG25 model
Injection Type:
Carburetor (older models), Electronic Fuel Injection (EFI) for gasoline/LPG, Direct Injection or Indirect Injection for diesel
Type:
Water-cooled, typically with a radiator, fan, and coolant reservoir
Type:
Automatic (Torque Converter)
Type:
Hydrostatic Transmission (HST) may be an option on some FG25 variants, offering seamless power delivery and variable speed control.
Control:
Single or dual pedal operation for forward/reverse and speed control
Transmission Fluid:
Refer to manual for specific ATF type (e.g., Dexron III/Mercon or equivalent for torque converter models) or hydraulic fluid for HST.
Overall Length:
Variable, typically 2.0-2.5 meters (without forks)
Overall Width:
Variable, typically 1.0-1.3 meters
Mast Height Lowered:
Variable, typically 2.0-2.5 meters
Mast Height Raised:
Variable, typically 4.0-6.0 meters (depending on mast type)
Operating Weight:
Typically 3,500 - 4,500 kg
Load Capacity:
2,500 kg (2.5 Ton) is the defining characteristic of the FG25 model
Wheelbase:
Variable, crucial for stability and turning radius
Design Standards:
Designed to meet industry safety standards for forklifts (e.g., OSHA, ANSI, ISO)
Braking System:
Hydraulic service brakes, mechanical parking brake
Operator Presence System:
Engages lift/travel interlocks when operator is not seated (common feature)
Lights And Alarms:
Headlights, tail lights, brake lights, potentially strobe or warning lights
Overhead Guard:
Standard feature to protect the operator from falling loads
Seat Belt:
Standard safety restraint
Load Backrest:
Prevents loads from shifting backward towards the operator
System:
Basic instrumentation (hour meter, fuel gauge, warning lights) is standard. Advanced infotainment systems are not typical for industrial forklifts.
Features:
May include features like automatic parking brake engagement, load sensing hydraulics, and engine monitoring systems.
Features:
No typical automotive connectivity features like Bluetooth or Wi-Fi. Fleet management telematics might be an aftermarket or factory option.
Daily Checks:
Fluid levels (engine oil, hydraulic oil, coolant, brake fluid), tire condition, brake operation, horn, lights, hydraulic system leaks, mast operation, fork condition.
Periodic Maintenance:
Engine oil and filter change (e.g., every 250-500 operating hours), air filter replacement, fuel filter replacement, hydraulic filter replacement, transmission fluid change, coolant flush and replacement, inspection of drive axle, steering linkage, mast chains, and lift cylinders.
Engine Oil:
Refer to manual for specific SAE viscosity grade (e.g., 10W-30, 15W-40) and API service classification (e.g., CD, CE, CF-4).
Hydraulic Fluid:
Refer to manual for specific ISO VG grade (e.g., 46, 68) and type (e.g., AW Hydraulic Oil).
Coolant:
Ethylene glycol based antifreeze/coolant, typically a 50/50 mix with distilled water.
Brake Fluid:
DOT 3 or DOT 4, depending on the hydraulic brake system specifications.
Common Wear Items:
Tires, brake pads/linings, lift chains, mast rollers, hydraulic cylinder seals, hoses, filters.
Potential Problems:
Hydraulic system leaks, transmission issues (especially with high hours), engine cooling system problems, electrical connector corrosion.
Manufacturer:
Mitsubishi Heavy Industries (MHI) and its subsidiaries have a long history in manufacturing industrial machinery, including forklifts.
Fg Series:
The FG series represents Mitsubishi's range of internal combustion engine forklifts, known for their robustness and adaptability to various working environments.
Production Years:
The FG25 model has seen various iterations and production years. This manual likely covers a specific range of these years, which may not be explicitly stated but is implied by the 'WSM' designation.
