2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 164Get this manual
Lower unit NOTE: Install an oil seal halfway into the propeller shaft housing, and then install the other oil sealDriver handle (large) 3: YB-06071 Drive shaft needle bearing installer and remover 4: YB-06196 Installation depth a: 3.03.5 mm (0.120.14 in)
Assembling the propeller shaft housing
1Install new needle bearing into the propeller shaft housing to the specified depth using press
3Install new ball bearing into the propeller shaft housingS6AG6610
NOTE: Install the needle bearing with the manufacture identification mark facing toward the oil seal (propeller side)Driver handle (large) 1: YB-06071 Needle bearing installer and remover 2: YB-06081 2Apply grease to new oil seals, and then install them into the propeller shaft housing to the specified depth b