2004 SR Johnson 2 Stroke 9.9, 15, 25, 30 HP Outboards Service Manual, Page 259Get this manual
GEAR CASE PROPELLER
PROPELLER
Inspection
Damaged blades and signs of propeller cavitation (burned paint, etc Spun or overheated inner hub Worn or twisted splines and inadequate lubricant Damaged or missing converging ring (if applicable) Damage to outer hub area Worn, missing, or incorrect thrust washer and spacer Correct size Check for bent or damaged propeller shaft and twisted splines
Wedge block of wood between propeller blade and the anti-ventilation plate
Installation
Place outboard's shift lever in NEUTRALApply Tripe-Guard grease to inner taper of propeller thrust bushing and the propeller shaftInstall thrust bushing onto propeller shaft with shoulder of thrust bushing facing aft matching tapers Install propeller on propeller shaft by aligning splines and pushing until seated on the thrust bushingInstall the spacer, engaging the propeller shaft splines