Suzuki 2-15HP outboard motors Service Manual, Page 30Get this manual
Suzuki DT9.9DT15 (1983-1987)DT15C (1988) sembled drive shaft end play should be 0.05-0.30 mm (0.002-0.012 inIncrease or decrease thickness of shims (5 or 16) to obtain recommended drive shaft end playCheck mesh pattern of pinion gear-to-forward gear to determine which shim(s) should be adjustedNote fmal end play setting for reference during reverse gear aljustmentAssembled propeller shaft end play should be 0.20.4 mm (0.008-0.016 inAljust thickness of reverse gear shim washer (26) to obtain specified propeller shaft end playAt this timerecheck drive shaft end playIf drive shaft end play is the same as end play previously noted, proceed with reassemblyIf drive shaft end play is less than previously noted, decrease thickness of reverse gear shim (28) so end play is the same as forward gear end play settingApply silicone sealant to lower unit-to-drive shaft housing mating surfacesTighten lower unit screws to 15-20 Nm (11-15 ft.tbs Tighten propeller retaining nut to 50-60 Nm (37-44 ftIbsAljust shift rod nut (6-FigSZ6-35) until proper engagement of "Forward,"Neutral" and "Reverse" positions are obtainedThe shift lever should have an equal angle of travel for bothForward" andReverse" when rotated from "Neutral" pOSitionTighten locknut (5) to secure aljustment nut (6)Fill gearcase with approximately 170 mL (5.7 ozs of SAE 90 hypoid outboard gear oil