1978 Evinrude Outboards 9.9/15HP Service Manual, Page 82Get this manual
8 Position lower motor cover on exhaust housingLubricate with OMC Anti-Corrosion Lube, and install control shaft inner gearYou will notice that the control shaft has three knobs that fit into notches in the control shaft inner gearSee Figure 6-16Align inner gear with shaft and install in lower motor coverTHREE KNOBS THREE NOTCHES
CONTROL SHAFT CONTROL SHAFT INNER GEAR
Figure 6-16Aft Throttle Gear and Shaft Alignment 9Lubricate with OMC Anti-Corrosion Lube, and install vertical control shaft gear aligning dot on vertical control shaft gear with raised arrow on inner control shaft gearSee Figure 6-17Insert pinSee Figure 6-6
Figure 6-17Gear Alignment Marks
STEERING HANDLE AND GEAR REMOVAL
Remove gear cover by prying four corners out of steering bracket and handleSee Figure 6-18Loosen steering bracket nutSee Figure 6-19 Remove steering bracket screw, flat washer and bow washer, while holding nutSee Figures 6-18 and 6-19Screw is threaded into handleCarefully remove screw and washer from handle and steering bracketSee Figures 6-18 and 6-19