Emergency repair
1 Control type (uncontrolled temperature, uncontrolled humidity, uncontrolled vibration, control system not working properly, sensor failure, etc.)
2 Refrigeration (refrigerant leakage, pipeline welding, repairing valve failure, replacing filters, filling compressor lubricants, cleaning condensers, etc.)
3 Heating (maintenance of heaters, replacement of thyristors, contactors, time relays, etc.)
4 Machinery (maintenance of circulating motors, fan blades, improvement of circulating air ducts, repair of box structure failures, etc.)
5 Humidity category (maintenance of humidification filter, maintenance of humidification water supply pipeline, maintenance of drainage pipeline, maintenance of humidification and dehumidification system, etc.)