0-22 Inspection timing Item Every month Every 3 months Every 6 months Every 12 months Every 170 hours Every 500 hours Every 1000 hours Every 2000 hours Power steering Oil leak Looseness of the installation locations Damage of power steering hose I I ← ← ← ← ← ← I BRAKING SYSTEM Brake pedal Reserve Braking performance M I ← ← ← ← ← ← Parking brake Operating force and pull margin Braking performance I I ← ← ← ← ← ← Rod and cable Looseness and damage Operating condition I I ← ← ← ← ← ← Disc brake Clearance between disc and pad Wear of sliding portion and pad Disc wear and damage Looseness of the disc installation locations Operating condition Return spring fatigue M ← ← ← I I I I I MATERIAL HANDLING SYSTEM Fork Damage or wear of fork or stopper pin Fork deformation and wear Cracks at fork root and welded part of tooth I I ← ← ← ← ← ← I*1 Mast and lift bracket Deformation and damage of each part and crack at welded part Wear and damage of roller Mast and lift bracket looseness Wear and damage of mast support bushing Wear and damage of roller pin Wear and damage of mast strip I I I I ← ← ← ← ← ← ← ← ← ← ← I I ← Chain and chain wheel Chain lubrication Deformation, damage and slackness of chain Abnormality of chain anchor bolt Wear, damage and revolution of chain wheel I I I I ← ← ← ← ← ← ← ← ← ← ← ← Various attachments Abnormality and installation condition of each part I ← ← ←