Lubricating oil filter assembly (autofilters) YANMAR

Step by step assembly of lubricating oil filters. Some they called it AUTOFILTERS, because it continuosly filtering system
oil whether engine is running or not.
indicator bush close-up :
studio.youtube...
Oil is continuosly supplied inside the system,including turbo chargers during standby by the help of PRIMING PUMP.
Another looks-like very easy equipment but when there's a problem on it ,it cannot use the Generator engine in normal status.

[@AnatPlk]

Thanks !