**- Excavator

• Bulldozer**

Maintenance, Troubleshooting, Overhoul Engine

1. Repair Radiator
2. Repair After cooler
3. Troubleshooting engine can’t running
4. Troubleshooting engine can’t start
5. Troubleshooting engine overheat
6. Troubleshooting engine Hunting(low power)
7. Troubleshooting engine black smoke
8. Troubleshooting engine blue smoke
9. Troubleshooting engine fuel mix oil
10. Troubleshooting engine water mix oil
11. Troubleshooting engine oil mix water
12. Troubleshooting engine buble
13. Troubleshooting engine stops during operation
14. Troubleshooting engine oil consumtion is excessive
15. Troubleshooting engine oil level rises
16. Troubleshooting engine abnormal noise
17. Troubleshooting engine fuel consumtion is excessive
18. Overhaul engine per 1 kW
19. Overhaul engine per 1 HP
20. Troubleshooting engine white smoke
21. Periodic service engine

Maintenance, Troubleshooting, Overhoul Hydraulic

1. Speed or power of boom is low
2. Speed or power of arm is low
3. Speed or power of bucket is low
4. Work equipment doesn’t move
5. Hydraulic drive sekitar
6. Travel speed is low
7. Hydraulic Low power
8. Reseal control valve
9. Reseal hydraulic cylinder diameter rod per 1cm
10. Reseal swevel joint
11. Reseal swing motor
12. Reseal main pump
13. Reseal swing machinery

Maintenance, Troubleshooting, Overhoul Transmission

1. Transmission abnormal noise + overhaul
2. Transmission Low power
3. Transmission can’t move
4. Overhaul transmission

Maintenance, Troubleshooting, Overhoul Electrical

1. troubleshooting electrical minnor
2. troubleshooting modul