According to the motor instruction manual for maintenance.
8. drive belt.
To adjust the degree of tightness every 2000 hours, every 4000 hours to check the wear and tear, according to wear and tear decide whether or not to replace.
7, safety valve.
Every 4000 hours to check if the action is sensitive.
Clean every 4000 hours, and check if the opening pressure is normal.
because for oil-atmosphere compressors, the oil-water separator function: separates the essential oil from the wetness in the surroundings and therefore accumulates over an extended https://www.ever-power.net/?s=laser+cutting+air+compressor&post_type=product period of period and may affect the filtration effectiveness without the need to replace or clean the oil-water separator
5, oil and gas separator.
Every 4000 hours have to replaced a fresh piece.
Otherwise the oil will make a influence of the cutting effect
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