2, move the spindle to check whether the neck clearance is too large, the clearance should be too large at the same time as the replacement of shaft tile and oil seals

3、Check the sealing condition of gaskets in each joint, repair or replace the gaskets, check the oil inlet and return joint bolts and box body threads and tighten.

4, air compressor oil leakage check and re-adjust the belt tightness, the thumb press 10 millimeters is appropriate.