Market Position:
Mitsubishi forklifts are known for their durability, reliability, and performance in various industrial and warehouse environments. This manual targets owners and technicians maintaining these workhorses.
Competitive Analysis:
Competes with other major industrial equipment manufacturers. The FD series likely offers a strong value proposition in terms of build quality and operational efficiency, requiring thorough service for optimal uptime.
Key Features:
Robust construction, operator comfort (for its class), efficient operation, and a wide range of lift capacities make these forklifts popular. This manual is crucial for maximizing their lifespan and productivity.
Covered Models:
Mitsubishi FD35, FD40, FD45, FD50, FD50C Forklift Trucks
Page Count:
Extensive (specific number not provided in source, typical for comprehensive service manuals)
Manual Type:
Service Manual / Repair Manual
Format:
PDF Service Manual - Downloadable
Engine Service:
Detailed diagnostics, overhaul procedures, fuel system, cooling system, lubrication system, ignition/starting systems, exhaust system, emission controls.
Transmission Service:
Automatic transmission (likely torque converter) service, hydraulic system, lubrication, internal component overhaul, diagnostics.
Hydraulic System:
Hydraulic pump, control valve, cylinders (lift, tilt, side-shift), hoses, fluid specifications, troubleshooting, component repair and replacement.
Chassis And Frame:
Frame inspection and repair, steering system, braking system (including parking brake), suspension components, front and rear axles.
Operator Compartment:
Seat service, controls, dashboard, safety guards, overhead protective structures (FOPS/ROPS inspection if applicable).
Mast And Attachments:
Mast assembly service (lift chains, rollers, channels), fork inspection and replacement, side-shifter service, special attachments.
Electrical Diagnostics:
Wiring diagrams, component testing, starter, alternator, battery service, lighting, safety switches, instrument panel functions.
Maintenance Procedures:
Routine inspections, lubrication points and schedule, filter replacement intervals, fluid level checks and changes, battery maintenance.
Troubleshooting Guide:
Systematic diagnostic trees for common problems in engine, hydraulics, transmission, brakes, and electrical systems.
Repair And Overhaul:
Step-by-step instructions for component disassembly, inspection, repair, reassembly, and adjustment for major systems.
Torque Specifications:
Detailed torque values for critical fasteners throughout the forklift.
Adjustment Procedures:
Carburetor (if applicable), engine timing, valve clearance, brake adjustments, hydraulic control settings.
Technical Depth:
Comprehensive; covers everything from basic preventative maintenance to complete engine and transmission overhauls, complex hydraulic system diagnostics, and electrical troubleshooting.
Engine Type:
Diesel (likely Mitsubishi S4S, S4Q, or similar industrial diesel engines)
Displacement:
Varies by specific model variant, typically in the 2.5L - 3.5L range for engines powering these lift capacities.
Horsepower Range:
Typically 40-60 HP, optimized for torque and steady power delivery in lift applications.
Fuel System Type:
Direct injection diesel, likely with Bosch or Denso fuel injection pumps and injectors.
Safety Compliance:
Designed to meet relevant industrial safety standards (e.g., ANSI B56.1, ISO standards for industrial trucks).
Braking System:
Hydraulically actuated service brakes (drum or wet disc), mechanical parking brake.
Operator Protection:
Operator presence system (OPS), overhead guard, seat belts, load backrest.
Daily Checks:
Fluid levels (engine oil, hydraulic oil, coolant, brake fluid), tire condition, horn, lights, brakes, steering operation, visual inspection for leaks or damage.
Hourly Checks:
Engine oil and filter change (typically every 250-500 hours), air filter replacement, hydraulic filter replacement, transmission fluid check.
Annual Checks:
Comprehensive inspection of all systems, hydraulic fluid change, coolant flush and replacement, brake system service, engine tune-up.
Engine Oil Type:
API CK-4 or CJ-4 diesel engine oil, viscosity typically SAE 15W-40. Consult specific engine manual for exact grade.
Hydraulic Fluid Type:
ISO VG 46 Hydraulic Oil (or specific Mitsubishi recommendation).
Transmission Fluid Type:
Dexron III/Mercon or equivalent Automatic Transmission Fluid (ATF).
Coolant Type:
Ethylene glycol based antifreeze/coolant, typically a 50/50 mix with distilled water. Use a heavy-duty long-life coolant.
Common Wear Items:
Lift chains, mast rollers, tilt cylinder seals, hydraulic hoses, brake linings/pads, steering components, engine injectors.
Typical Repairs:
Hydraulic leak repairs, engine performance issues (e.g., starting, power loss), transmission engagement problems, brake system overhauls.
