Toyota 8FD20 Diesel Forklift – Yearly Maintenance Checklist

This yearly checklist is designed for in-depth inspection and preventive maintenance of Toyota 8FD20 diesel forklifts.

Tyres and Wheels

  • Annual Special:Perform a detailed inspection of tyre tread depth, ensuring it is above the recommended minimum.
  • Annual Special:Check tyre sidewalls for signs of cracking, bulging, or dry rot.
  • Annual Special:Ensure even wear across the tyres and replace if necessary.
  • Inspect all wheel rims for cracks, warping, or signs of significant damage.
  • Annual Special:Check and clean the wheel bearings, ensuring they are properly lubricated and in good condition.
  • Annual Special:Inspect the alignment and balance of wheels.
  • Inspect the valve stems and caps for leaks or damage.

Fluid Checks

  • Annual Special:Change the engine oil and replace the oil filter.
  • Annual Special:Inspect hydraulic fluid for contamination, and replace fluid if necessary.
  • Annual Special:Perform a complete brake fluid flush and ensure fluid is within the proper range.
  • Annual Special:Replace the transmission fluid if needed.
  • Annual Special:Perform a coolant system flush, ensuring proper coolant mixture and level.
  • Inspect the fuel system for any leaks, corrosion, or rust and clean the system as needed.
  • Inspect all hoses and pipes for signs of wear or corrosion, replacing any that are damaged.
  • Annual Special:Check the condition of the air filter and replace it if dirty.
  • Annual Special:Test and inspect the fuel injectors for proper operation and cleanliness.

Forks & Mast Assembly

  • Annual Special:Inspect the entire mast assembly for cracks, corrosion, or damage.
  • Annual Special:Inspect and clean all mast rollers, ensuring they are lubricated and function smoothly.
  • Lubricate all lift chains, ensuring proper tension and operation.
  • Annual Special:Replace any worn or damaged pins and bushings in the mast and lift cylinders.
  • Perform a full inspection of the backrest and carriage assembly for signs of damage or misalignment.
  • Ensure that the lifting and tilting mechanisms operate smoothly and without abnormal resistance.
  • Annual Special:Test all hydraulic cylinders and hoses for leaks or damage, replacing any faulty parts.
  • Annual Special:Check and adjust the lift height, ensuring it meets the manufacturer's specifications.

Brakes & Safety Systems

  • Annual Special:Perform a complete brake system inspection, checking pads, rotors, and drums for wear.
  • Annual Special:Measure brake pad thickness and replace if it falls below the recommended level.
  • Test parking brake for secure engagement and proper operation.
  • Annual Special:Inspect brake hoses for cracks or leaks and replace if necessary.
  • Test emergency stop systems and ensure they are functioning properly.
  • Inspect the fire extinguisher and ensure it is fully charged and compliant with regulations.
  • Check seatbelt and harnesses for wear and ensure proper operation.
  • Annual Special:Inspect the overhead guard for any structural weaknesses and ensure proper mounting.
  • Test backup alarms, horn, and lights to ensure full functionality.
  • Inspect load capacity plate for readability and update if necessary.
  • Annual Special:Check for any damage or misalignment in the safety guard systems, such as side barriers or guard rails.

Hydraulics and Operational Functions

  • Annual Special:Test the entire hydraulic system for proper operation and leaks.
  • Annual Special:Replace hydraulic hoses that show signs of wear, abrasion, or damage.
  • Annual Special:Inspect hydraulic tanks for cleanliness and integrity, replacing filters as needed.
  • Annual Special:Perform load testing to check the lifting capabilities of the forklift.
  • Lubricate all moving parts of the hydraulic mast, ensuring smooth operation.
  • Inspect the side-shift mechanism for proper operation and lubrication.
  • Check for any unusual noises in the lift and tilt systems and address them immediately.

Engine and Exhaust System

  • Annual Special:Perform a comprehensive engine inspection, including checking for oil leaks and unusual vibrations.
  • Annual Special:Replace spark plugs and inspect the ignition system for wear or malfunctions.
  • Annual Special:Clean or replace the air intake filter and clean the intake manifold.
  • Annual Special:Inspect and clean the turbocharger (if equipped) for any damage or buildup.
  • Inspect the exhaust system for any signs of leaks, corrosion, or unusual noise.
  • Check the condition of the muffler and exhaust pipes, replacing any damaged components.
  • Annual Special:Clean and test the radiator for blockages, leaks, and proper airflow.
  • Inspect and clean the cooling fan and its drive system.

Battery and Electrical Systems

  • Inspect battery terminals for corrosion and clean if necessary.
  • Annual Special:Test battery voltage and charge capacity.
  • Annual Special:Inspect all electrical connections for signs of corrosion, damage, or loose wiring.
  • Check and test all electrical components, including dashboard lights, gauges, and operational systems.
  • Annual Special:Inspect and test the alternator to ensure proper charging of the battery.
  • Check the fuse box for blown fuses and replace as needed.
  • Inspect all wiring and electrical components for fraying, wear, or exposure.
  • Inspect and clean the battery charging system, including cables and connectors.

Transmission & Drive System

  • Annual Special:Perform a complete inspection of the transmission system, ensuring smooth shifting and operation.
  • Annual Special:Check the condition of the drive belt or chain and replace it if it shows signs of wear or damage.
  • Annual Special:Inspect the clutch system (if applicable) for proper adjustment and wear.
  • Annual Special:Check the condition of the drive axle, inspecting for signs of wear or leaks in the differential.
  • Annual Special:Test the drive system under load to ensure proper power transfer and no unusual noises or vibrations.
  • Inspect the parking brake for smooth operation and engagement.

General Inspection

  • Annual Special:Conduct a thorough inspection of the forklift body for visible signs of damage, corrosion, or wear.
  • Annual Special:Inspect all structural components, including the frame, for cracks or damage.
  • Clean the forklift thoroughly, removing any dirt or debris that could cause future issues.
  • Annual Special:Inspect and replace all safety decals, warning labels, and other signs as needed.
  • Check that the operator's manual is up to date and easily accessible.
  • Perform a complete inspection of the cab, ensuring all controls are functional and accessible.
  • Annual Special:Check operator's seat condition for wear and adjust or replace it as necessary.
  • Annual Special:Inspect the lifting chains for damage, stretch, or uneven wear.