Mercury Mariner 4 and 5HP 4-Stroke Outboards Service Shop Manual 1999, Page 236Get this manual
MANUAL STARTER
10Remove starter interlock screw (a)lockwasher (b), flat washer (c), spring (d), collar (hidden) (e) and cam (f)11Remove screw (g), washer (h), spring (i), coliar 0), and starter lock (k)
Cleaning and Inspection
1Clean components in solvent and dry with compressed ai r
IMPORTANT: It is not necessary to remove rewind spring from housing for inspection
2If necessary, remove rewind spring (a) from spring housing (b)by carefully unwinding coiled spring