Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 279Get this manual
BEARING CARRIER ASSEMBLYCOMPONENT DISASSEMBLY AND INSPECTION NOTE: Complete the instructions in this section only if the assembly components have been found to be defectiveNOTE Inspection of the bearing surfaces on the propeller shaft where the needles afthe bearing carrier needle bearing rolls, gives an indication of the condition of the needle If Replacing the Remove the oil seals with suitable pry bar, being careful not to damage the bore of the bearing carrier
bearing inside the bearing carrierReplace needle bearing
in the bearing carrier jf the prop shaft is pitted, grooved, scored, worn unevenly, discolored from overheating, or has embedded particles1Perform the following step aor bas necessaryIf Replacing the Needle Bearing imdSealsRemove the needle bearing and seals with the tools as shown