9.Motor maintenance.
According to the motor instructions for maintenance.
8. drive belt.
To adjust the degree of tightness every 2000 hours, every 4000 hours to check the deterioration, according to deterioration 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 if the opening pressure is regular.
because for oil-air compressors, the oil-drinking water separator function: separates the Air Compressor For Tire Production Equipment essential oil from the dampness in the air flow and for that reason accumulates over a long period of time and will affect the filtration efficiency without the need to replace or clean the oil-water 
separator
5, oil and gas separator.
Every 4000 hours need to replaced a fresh piece.
Otherwise the oil can make a influence of the cutting effect
4.oil filter.
Every 2000 hours to displace a new piece.
Every 1000 hours want check oil content however it need to replace the brand new oil after 4000 hours