The fire truck has air conditioning. The air conditioning system of fire truck is a device to realize air refrigeration, heating, ventilation and air purification in the compartment. It can provide a comfortable riding environment for passengers and reduce the fatigue strength of drivers. At present, the air conditioning systems of most passenger cars are driven by engines, which have the function of heating and cooling.

Function of fire truck

Fire engine air conditioning can be divided into manual type and automatic adjustment type according to the control mode. Manual air conditioner controls temperature, wind speed and wind direction through function keys on the control panel. Automatic air conditioner uses vacuum control mechanism and electronic actuator to control the set air volume, temperature and wind direction. Fire engine air conditioning is divided into high-pressure pipeline and low-pressure pipeline. The high-pressure side comprises a compressor output side, a high-pressure pipeline, a condenser, a liquid storage dryer and a liquid pipeline; The low-pressure side includes evaporator, accumulator, air return pipe, compressor input side and compressor oil pool.