Part 1, how to overhaul stuffing box or renew the scraper ring inside the crankcase of Main Engine

[@oualidmokhchy7042]

why you wanted to drain oil inside piston rod , for what purpose ?

[@VictorGamboa-vp9fu]

we dont drain the oil inside the piston rod, we do is to lift-up the piston rod to give way the new O-ring, because we replace the old O-ring

[@Drifter_of_the_clouds]

why you so idiot ..? i hope newer see you on board