9.Motor maintenance.
Based on the motor instructions for maintenance.
8. drive belt.
To adjust the amount of tightness every 2000 hours, every 
4000 hours to check the deterioration, according to wear and tear decide whether to replace.
7, safety valve.
Every 4000 hours to check on whether the action is sensitive.
6.Pressure valve.
Clean every 4000 hours, and check whether the opening pressure is regular.
because for oil-surroundings compressors, the oil-water separator function: separates the oil from the wetness in the air and therefore accumulates over a long period of time and can affect the filtration effectiveness Air Compressor For Tire Production Equipment without the need to displace or clean the oil-water separator
5, oil and gas separator.
Every 4000 hours have to replaced a new piece.
Otherwise the oil can make a influence of the cutting effect
4.oil filter.
Every 2000 hours to replace a new piece.
Every 1000 hours need check oil content however it want to replace the new oil after 4000 hours