1. Replace diesel filter, oil filter, water filter, and replace water and oil in the water tank.
2. Adjust the tension of fan belt.
3. Check supercharger.
4. Disassemble, inspect and clean PT pump and actuator.
5. Disassemble rocker cover, check T-shaped pressure plate, valve guide and inlet and exhaust valves.
6. Adjust the nozzle lift; adjust the valve clearance.
7. Check the charging generator.
8. Check the water tank radiator and clean the external radiator of the water tank.
9. Add water tank treasure to the water tank and clean the inside of the water tank.
10. Check the diesel engine sensor and connecting wires.
11. Check the diesel engine instrument box.
