9.Motor maintenance.
According to 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 deterioration decide whether to replace.
7, safety valve.
Every 4000 hours to check on if the action is sensitive.
6.Pressure valve.
Clean every 4000 hours, and check if the opening pressure is normal.
because for oil-surroundings compressors, the oil-drinking water separator function: separates the essential oil from the moisture in the air and for that reason accumulates over an extended period of time and will affect the filtration https://www.ever-power.net/?s=laser+cutting+air+compressor&post_type=product performance without the need to replace or clean the oil-water separator
5, coal and oil separator.
Every 4000 hours need to replaced a new piece.
Otherwise the oil can 
make a impact of the cutting effect
4.oil filter.
Every 2000 hours to displace a new piece.
Every 1000 hours want check oil content nonetheless it need to replace the brand new oil after 4000 hours
