After 500 hours of operation (after 6 months)
3.6.18. Engine fuel lter exchange
Clean the fuel lter.•
Remove the lter.•
Fill new lter with clean fuel and lubricate sealing “O” ring •
(2) with oil.
Clean the sealing face of lter holder.•
Screw the lter with hand until the gasket gets seated, and •
then tighten by another half-turn.