0000。 According to the usage rules of Lockheed air compressor, the maintenance password of Lockheed air compressor is 0000. Lockheed (Anhui) Co., Ltd.: a company specializing in the production of screw machines, with 15 years experience in the production of air compressors. The company is located in Bute Avenue, Bute Industrial Park, Bengbu City, Anhui Province, which is connected with Hexu Expressway to Luoning Expressway, Bengbu Exit and National Highway 206.