Start: Press this button to turn the unit into the program, then the panel's green light industrial refrigeration equipment, launch into operation display used refrigeration equipment, while waiting for the countdown to zero time, the unit started by the boot priority sequence. Stop: After pressing this button refrigeration equipment maintenance, green light is off, the unit enters shutdown procedures. After opening the first unit will stop shedding until shutdown sequence. 2, cleaning services program air system: 2.2 cleaning and disinfection programs: ① various types of filter cleaning: including new air handling units, air conditioning units, fan coil intake and return air filter. ② air conditioning equipment inside cleaning: Regular flushing fresh air unit, air conditioning units, fan coil fin coils, condensate drain pan, inside the box over the wind, into the duct to reduce harmful substances. ③ The "robot" duct cleaning technology, within the wind pipe be thoroughly cleaned. ④ other can filter replacement in accordance with the actual situation in effect, circulating air system add shielded UV sterilizer. Refrigeration Equipment Co., XUELONG refrigeration (certified), refrigeration equipment provided by the Dongguan City-long Refrigeration Electrical and Mechanical Equipment Engineering Co., Ltd .. Dongguan City-long Refrigeration Electrical Equipment Engineering Co., Ltd. (www.dgxuelong.com) is Dongguan, heat, refrigeration and air conditioning equipment leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. In the Snow Dragon refrigeration leadership with the staff warmly welcome all inquiries negotiations to create a better future XUELONG refrigeration.