Every 1 3 6 12 Months _Every 170 500 1000 2000 Hours Preheater Open-circuit in intake heater I t Engine stop- ping system Diesel engine key stop device function I t t t SAFETY DEVICE, ETC.
Head guard Cracks at welded portion Deformation and damage I l + C + + t C Back-rest Loosening of mounting Deformation, crack and damage T l t t t t t ~ Lighting system I Function and mounting condition i t + + Horn Function and mounting condition I + + + Direction indicator Function and mounting condition I - + + Instruments Functions I + + + Backup buzzer Function and mounting condition I + + - + Rear-view mirror Dirt, damage Rear reflection status I l t t C t t t Seat Loosening and damage of mounting l t t t Body Damage and cracks of frame, cross members, etc Bolt looseness I T Other Grease up L + - + +