Yamaha 20C Service Manual page 180

LOWR
EXPLODED DIAGRAM ..............................................................................................6-1
REMOVAL...................................................................................................................6-2
DISASSEMBLY ..........................................................................................................6-2
INSPECTION ..............................................................................................................6-6
GEAR CASE.........................................................................................................6-6
BEARING HOUSING............................................................................................6-6
RING-NUT ............................................................................................................6-6
WATER PUMP HOUSING ....................................................................................6-6
IMPELLER ............................................................................................................6-7
OIL-SEAL COVER ................................................................................................6-7
GEARS .................................................................................................................6-7
BEARINGS ...........................................................................................................6-7
CLUTCH DOG AND COMPONENTS ..................................................................6-7
DRIVE AND PROPELLER SHAFTS ....................................................................6-8
DRIVE SHAFT SLEEVE .......................................................................................6-8
SHIFT-PLUNGER, SHIFT-SHAFT, AND BOOT ....................................................6-8
PROPELLER AND ANODE..................................................................................6-8
ASSEMBLY AND ADJUSTMENT ..............................................................................6-9
SHIM SELECTION ...............................................................................................6-9
BACKLASH.........................................................................................................6-12
ASSEMBLY .........................................................................................................6-15
WATER PUMP INSTALLATION ..........................................................................6-18
LOWER UNIT LEAKAGE CHECK......................................................................6-19
INSTALLATION ........................................................................................................6-19
CHAPTER 6
LOWER UNIT
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