Yamaha Marine Outboards F4A/F4 Factory Service Manual, Page 204Get this manual
Quality of the image is intentionally reduced!
LOWR CHAPTER LOWER UNIT
LOWER UNIT.6-1 EXPLODED DIAGRAM 6-1 REMOVAL AND INSTALLATION CHART6-1 SERVICE POINTS.6-3 Lower unit removal .6-3 WATER PUMP .6-4 EXPLODED DIAGRAM 6-4 REMOVAL AND INSTALLA