Copeland semi-hermetic compressors L Series Features 2HP-5HP: The nominal power (hp): 2HP-5HP applicable R22 and R404A refrigerant, L series piston compressor to run smoothly refrigerator maintenance, reliable, compact, and efficient low-noise, two-cylinder design is known. Repair and maintenance for 60 Hz, increasing about 20 percent of cold water chiller maintenance, refrigeration suction temperature 25 ℃ based on the amount, no subcooling, subcooling for each additional 1.1 ℃, cold about a 1% increase; the largest suction superheat is 20 ℃. If you use other refrigerants refrigeration equipment maintenance, please consult with our company; this series compressors should not be used outside the listed conditions. Maintenance: compressor motor part problem, compressor suction, exhaust valve closed lax and thermal protection fault approach should be taken to replace. Compressor axle, card cylinder can first try to repair the fault, the specific method for the following: (1) percussion method: the lower part of the boot with a wooden hammer compressor, the compressor is stuck internal components subject to vibration and running stand up. (2) capacitor start method: You can start with a capacitor capacitance greater access than the original circuit. GAOBU town maintenance _ _ XUELONG central air conditioning maintenance of refrigeration (certified merchants) provided by the Dongguan City-long Refrigeration Electrical and Mechanical Equipment Engineering Co., Dongguan City-long Refrigeration Electrical Equipment Engineering Co., Ltd. (www.dgxuelong.com) is a professional engaged in "sales, installation, maintenance, electrical and mechanical equipment (excluding Holds for repair of electrical equipment), refrigeration equipment," the business, the company adhering to the "integrity management, service intentions, "the idea, to provide you with the highest quality products and services. Welcome to inquire! Contact: Mr. Fu.