Mercury Mariner Service Manual 6, 8, 9.9 210CC Sailpower, Page 129Get this manual
3Lubricate outer side of rewind spring with nonmetallic low temperature greaseSnap rewind spring assembly (a) into starter housing (b) 5Swi ng clips (a) over starter sheave (b) and tighten screws (c) securely
4Install starter sheave (a) into starter housing (b)