The reason piston compressor unusual sounds: 1, oil and water into the cylinder caused by water hammer. 2, the valve is defective. 3 large air compressor rental piston nut loose, loose piston. 4, or too little lubricant oil off, causing the cylinder nap. 5, piston ring fracture. 6 cylinder clearance is too small. 7 objects have fallen into the cylinder. Kisan Compressor Rental Co., Ltd. Shanxi Tips: air compressor maintenance every three months is recommended:. A b cooler outer surface to remove dust and fan cover, add oil to the blades at the motor bearing on c. Check hoses for aging, cracking phenomenon d. Check electrical components, electrical control box clean. Large air compressor rental | Qishan compressor (certified) | Shanxi Xiaoyi air compressor rental provided by Kisan compressor Leasing Corporation. Shanxi Kisan Compressor Rental Co. (www.qskyjzl.com) (www.qskyjzl.com) is Taiyuan, compression, separation equipment leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness , and satisfy customer needs. In Qishan compressor leadership with the staff warmly welcome all inquiries negotiations to create Qishan compressor a better future. You can also access (www.qskyjzl.com/supply_details_38389375.html), for more information about the company.