Find high quality york screw compressor with competitive price here. Please rest assured to buy york screw compressor with ILO Machinery Manufacturing Company

Check the freon high pressure, low pressure air conditioning refrigeration system is normal; Check the freon air conditioning refrigeration system leak-free; if you need to add freon; Check the compressor operation current is normal; Check the compressor running sound is normal; Check compressor operating voltage is normal; Check the compressor oil level, color is normal; Check the compressor oil pressure, oil temperature is normal; Check the air conditioning phase sequence protectors, and there is no default; Check whether the air conditioning Terminal loose; Check water flow protection switch is functioning properly;