When repairing air conditioners, you should pay attention to which accessories have what functions.

One classification of central air conditioning maintenance
Inspection maintenance
) Carry out various routine inspections in a planned manner based on the operation of the equipment
) Provide on-site guidance to the owner’s operators on the operation and maintenance of the unit Practical technology
Preventive maintenance
Preventive maintenance includes cleaning the heat exchanger copper tube analysis and replacing the refrigeration oil filter element drying filter, etc.
Comprehensive maintenance
⑴The most A comprehensive maintenance plan includes all routine inspection value-added services and emergency troubleshooting services
⑵ Responsible for all maintenance work and parts replacement in the event of equipment failure
⑶ Analyze the metal content, humidity and acidity of the refrigeration oil.
⑷ Maintenance of cooling tower water pumps, fan coils, fresh air units, etc.
2 Central air conditioning system maintenance content
Air conditioning host part
⑴ Check whether the high and low pressure of the refrigerant in the refrigeration system of the air conditioning host is normal and whether there is any leakage and whether refrigerant needs to be replenished
⑵ Check the compression The operating current, operating sound, working voltage, oil level and color are normal
⑶ Check whether the phase sequence protector of the air conditioner main unit is normal and whether there is phase loss and whether each terminal is loose
⑷ Check whether the water flow protection switch is working normally< br/> ⑸ Check whether the resistance value of the temperature sensor probe of the computer board is normal
⑹ Check whether the air switch of the air conditioner host is normal and whether the AC contactor thermal protector is good
Inspection of the air system
① Check the fan panel Is the air volume temperature of the pipe outlet air normal
② Check whether the return air filter of the fan coil unit has accumulated dust
Inspection of the water system
① Check the quality of the cooling and chilled water to see if it needs to be replaced Water (once a year)
② Check the impurities on the filter in the cooling and chilled water system and clean the filter
③ Check whether the sound and current of the water pump are operating normally
④ Check whether the valve opens flexibly and whether there are rust spots Is there any leakage?
⑤Check whether the insulation system is cracked, damaged or leaking
After the above, everyone knows some knowledge about the maintenance of central air conditioners and what matters need to be paid attention to when using central air conditioners. Moreover, frequent inspection and maintenance of your own air conditioner can increase the service life of your own air conditioner and reduce the amount of electricity used.
Company name Xianghe Home Appliance Refrigeration Maintenance Department, Guancheng District, Zhengzhou City
Correspondence address East Street, Chengdong Road, Guancheng District, Zhengzhou City, Henan
Landline
Mobile phone
Email@< br/> Contact Manager Li
Registered capital
Industrial and commercial registration number