Precautions before using the 3 Axles 40FT Flatbed Container Semi Trailer

Precautions before using the semi-trailer
1. It is strictly forbidden to modify the trailer gas circuit without permission before the trailer is used;
2. When a new car is equipped with a welding water tank, the power supply of the tractor must be turned off;
3. Before using the new car, check whether the tire pressure is the specified value to avoid abnormal tire wear;
4. After the tractor and the semi-trailer are connected, it is necessary to check whether the traction seat of the main engine and the traction pin of the trailer are connected tightly;
5. After the tractor and the semi-trailer are connected, if the signal of the lamp shell is inconsistent, the sequence of the seven-core spiral thread of the tractor should be adjusted in time;
6. Before using the new car, check whether the axle tire rosettes are tightened;
7. After the tractor and semi-trailer are connected, the braking effect of the vehicle must be checked;
8. After the tractor and the semi-trailer are connected, the vehicle air circuit and relay valve must be checked, and whether there is air leakage in the ABS valve;
9. If the warehouse rail and door of the trailer can be opened outward, please pay attention to whether the handle has locked the warehouse rail and the door, so as to avoid accidents caused by the door opening outward while driving on the road.