Buttons in the bus cab

The detailed description of the operating keyboard in the bus cab is as follows:

1. Power switch: When the power switch is set to "I", the control panel starts to be charged and the air conditioner evaporator fan starts to work. When the power switch is set to "0", the control panel will be deenergized and the air conditioner will stop working.

2. Fresh air switch: When the fresh air switch is set to "I", the fresh air door of the air conditioner opens and the system starts to replace fresh air. When the fresh air switch is set to "0", the fresh air door of the air conditioner is closed and the system stops replacing fresh air.

3. Air volume switch: This switch is a three-stage switch, divided into three gears: high, middle and low; "0" in the middle is low speed, "-" at the bottom is medium speed, and "=" at the top is high speed. When starting refrigeration, please turn the air volume switch to high speed.

4. Temperature setting knob: divided into two states: "ventilation" and "set temperature". Turn it counterclockwise to the bottom and turn it off to the "ventilation" state. In this state, you can only turn on the evaporator fan but not the cooling; turn it clockwise to the "set temperature" state, and you can choose any position.

Each button on the bus:

1. Lighting function button. Mainly include front fog lights, rear fog lights, width lights, etc.

2. Discharge wiper function key. Including Pengshui, rear windshield and other function keys.

3. Steering wheel function keys, including automatic and manual direction adjustment function keys.

4. Display function keys. Including water temperature, speed, fuel and other function keys.

Subtitle:

Where professional drivers work day and night. Its structure is directly related to the driver's safety, work efficiency and health. The cab generally adopts a thin metal shell structure and is flexibly connected to the frame. It does not bear loads and is a non-load-bearing body. Modern cabs also attach great importance to reducing air resistance, pay attention to beautiful appearance, and use panoramic curved glass.

The internal equipment of modern cabs is becoming more and more modern, gradually moving closer to the equipment of cars. Such as adjustable seats, heaters, air conditioners, audio equipment, safety devices, etc. The cabs of some long-distance trucks are also equipped with sleepers, refrigerators and food heating equipment. According to the form of the cab, it can be divided into long head type, flat head type, short head type, extended type and flippable type.

Precautions for passenger cars:

1. Always check whether the coolant pipeline is intact and whether there is a lack of cooling water. If there is a shortage, the coolant should be replenished in time according to regulations.

2. Check the wear of the fan belt. If the wear exceeds the standard, replace it in time and adjust the flatness of the two pulleys. ?

3. In summer, the body heating part of the water heating system should be turned off in time to prevent the engine from overheating and the cooling water to heat the cabin air, causing a waste of refrigeration and air conditioning cooling capacity.

4. Check the air tightness of the turbocharger and intercooling system, otherwise it will affect the combustion and output power of the engine. ?

5. Check the battery to see if the battery water is within the specified range. The battery water consumption in summer is more than in other seasons.

6. Check whether the belt tensioning progress of the generator is normal. If the belt is too loose, it will cause insufficient power generation.

7. Check whether the working instructions of the automatic fire extinguishing system are normal.