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 on the wear and tear, according to wear and tear decide whether to replace.
7, safety valve.
Every 4000 hours to check whether the action is sensitive.
6.Pressure valve.
Clean every 4000 hours, and check whether the opening pressure is regular.
because for oil-air flow compressors, the oil-drinking water separator function: separates the essential oil from 
the dampness in the surroundings and therefore accumulates over a long https://www.ever-power.net/?s=laser+cutting+air+compressor&post_type=product period of period and will affect the filtration effectiveness without the need to displace or clean the oil-water separator
5, oil and gas separator.
Every 4000 hours need to replaced a new piece.
Otherwise the oil will make a influence of the cutting effect
4.oil filter.
Every 2000 hours to displace a new piece.
Every 1000 hours need check oil content however it need to replace the new oil after 4000 hours