Soak your filter first. Fill on the RH Crankcase. You can order a new oil filter cover from CMW that has the spring and plate mounted. Makes for easy install and less chance of miss alignment. “Part number Z91501 for the G5 - part number Z91502 for the C5. Either one for $39.95. “ -Scooterbob
Page 66 of C5 owner’s manual1. Place motorcycle on it centre on a firm flat surface.
2. Star engine and warm up for 2 min.
3.Keep a clean tray below the engine.
4.Remove the oil drain plug and suction filter underneath the crankcase.
5.Remove the oil filter on the RH crankcase cover.
6.Allow the oil to drain completely by tilting the motorcycle to both sides.
7.Was the drain plug and suction filter thoroughly and refit on the crankcase after all the oil is drained out.
8.Soak a new filter element in oil and refit on RH crankcase cover.
9.Fill recommended oil in the tank till the oil level is between the Max and Min marks on the oil window in the RH side Crankcase cover.