● The rst inspection, routine inspection and maintenance interval
WG1
WGⅡ WGⅢ
2x104 km
Annual running
mileage
<20,000 km
6x104 km
Annual running
mileage
<60,000 km
6x104 km
Annual running
mileage
<60,000 km
The rst
inspection
Running
1,000~1,500 km
or 30~50 h
Running
1,500~2,000 km
Running
1,500~2,000 km
Periodical
inspection
Every 5,000 km
or 150 h
Every 10,000 km Every 15,000 km
Level 1
maintenance
Every 10,000 km
or 300 h
Every 20,000 km Every 30,000 km
Level 2
maintenance
Every 20,000 km
or 600 h
Every 40,000 km Every 60,000 km
Level 3
maintenance
Every 40,000 km
or 1200 h
Every 80,000 km
Every 120,000
km
Level 4
maintenance
Every 80,000 km
or 2400 h
Every 160,000
km
Every 240,000
km
Operating
Condition
Item
Learning and thinking: