Yamaha 25D Owner's Manual

Also see for 25D: Owner's manual

Contents

Maintenance44EMU29193Removing the propeller1. Straighten the cotter pin and pull it outusing a pair of pliers.2. Remove the propeller nut, washer, andspacer (if equipped).3. Remove the propeller and thrust wash-er.EMU29230Installing the propellerCAUTION:ECM00340 Be sure to install the thrust washer be-fore installing the propeller, otherwisethe lower case and propeller bosscould be damaged. Be sure to use a new cotter pin andbend the ends over securely. Otherwisethe propeller could come off during op-eration and be lost.1. Apply Yamaha marine grease or a cor-rosion resistant grease to the propellershaft.2. Install the spacer(if equipped), thrustwasher, and propeller on the propellershaft.3. Install the spacer (if equipped) and thewasher. Tighten the propeller nut to thespecified torque.4. Align the propeller nut with the propellershaft hole. Insert a new cotter pin in thehole and bend the cotter pin ends.NOTE:If the propeller nut does not align with thepropeller shaft hole after tightening to thespecified torque, tighten the nut further toalign it with the hole.EMU29280Changing gear oilWARNINGEWM00800 Be sure the outboard motor is securelyfastened to the transom or a stablestand. You could be severely injured ifthe outboard motor falls on you. Never get under the lower unit while itis tilted, even when the tilt support leveror knob is locked. Severe injury couldoccur if the outboard motor accidental-ly falls.1. Tilt the outboard motor so that the gearoil drain screw is at the lowest point pos-sible.2. Place a suitable container under the1. Cotter pin2. Propeller nut3. Washer4. Spacer5. Propeller6. Thrust washerZMU028296 54 3 21ZMU02063