Yamaha WaveRunner FX140 Manuel D'entretien page 218

POWR
CYLINDER HEAD.......................................................................................... 5-60
EXPLODED DIAGRAM ...........................................................................5-60
REMOVAL AND INSTALLATION CHART ............................................. 5-60
SERVICE POINTS .................................................................................. 5-62
Cylinder head removal ...................................................................... 5-62
Cylinder head inspection................................................................... 5-62
Cylinder head installation .................................................................. 5-63
VALVES AND VALVE SPRINGS.................................................................. 5-65
EXPLODED DIAGRAM ...........................................................................5-65
REMOVAL AND INSTALLATION CHART ............................................. 5-65
SERVICE POINTS .................................................................................. 5-67
Valve removal ...................................................................................5-67
Valve spring inspection ..................................................................... 5-68
Valve inspection ................................................................................ 5-68
Valve guide inspection ...................................................................... 5-69
Valve guide replacement................................................................... 5-70
Valve seat inspection ........................................................................5-72
Valve seat reface .............................................................................. 5-73
Valve installation ............................................................................... 5-75
CRANKCASE ................................................................................................5-77
EXPLODED DIAGRAM ...........................................................................5-77
REMOVAL AND INSTALLATION CHART .............................................. 5-77
SERVICE POINTS .................................................................................. 5-82
Crankcase disassembly .................................................................... 5-82
Crankcase inspection........................................................................5-83
Timing chain inspection..................................................................... 5-83
Crankcase assembly.........................................................................5-83
CONNECTING RODS AND PISTONS .......................................................... 5-87
EXPLODED DIAGRAM ...........................................................................5-87
REMOVAL AND INSTALLATION CHART .............................................. 5-87
SERVICE POINTS .................................................................................. 5-89
Connecting rod and piston removal .................................................. 5-89
Cylinder and piston inspection .......................................................... 5-90
Piston ring inspection ........................................................................5-91
Piston pin inspection .........................................................................5-92
Connecting rod inspection.................................................................5-94
Connecting rod and piston installation .............................................. 5-96
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