Power Unit - Yamaha Waverunner VXS VX1800 Service Manual

Cylinder head cover ......................................................... 5-31
Camshaft ........................................................................... 5-32
Camshaft removal .................................................................... 5-34
Camshaft sprocket removal...................................................... 5-35
Camshaft check........................................................................ 5-35
Camshaft journal oil clearance check....................................... 5-36
Timing chain tensioner check................................................... 5-37
Camshaft sprocket installation ................................................. 5-37
Camshaft installation ................................................................ 5-38
Valve clearance adjustment ..................................................... 5-40
Valve pad selection table ......................................................... 5-43
Cylinder head ................................................................... 5-45
Valve and valve spring .................................................... 5-46
Cylinder head disassembly ...................................................... 5-47
Cylinder head check................................................................. 5-47
Valve spring check ................................................................... 5-47
Valve check .............................................................................. 5-48
Valve guide check .................................................................... 5-49
Valve guide removal................................................................. 5-49
Valve guide installation............................................................. 5-49
Valve seat check ...................................................................... 5-50
Valve seat refacing................................................................... 5-51
Cylinder head assembly ........................................................... 5-53
Cylinder head installation ......................................................... 5-54
Generator cover ASSY and flywheel magneto .............. 5-55
Generator cover ............................................................... 5-57
Drive coupling removal............................................................. 5-58
Flywheel magneto removal ...................................................... 5-58
Generator cover ASSY disassembly ........................................ 5-60
Starter clutch operation check.................................................. 5-60
Generator cover ASSY assembly............................................. 5-61
Flywheel magneto assembly .................................................... 5-62
Flywheel magneto installation .................................................. 5-62
Drive coupling installation......................................................... 5-65

Power unit