Yamaha YXR70FX, Руководство по обслуживанию

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CYLINDER HEAD .......................................................................................... 4-11
REMOVING THE CYLINDER HEAD....................................................... 4-14
CHECKING THE CAMSHAFT SPROCKET ............................................ 4-15
CHECKING THE TAPPET COVERS ...................................................... 4-15
CHECKING THE TIMING CHAIN TENSIONER...................................... 4-15
CHECKING THE CYLINDER HEAD ....................................................... 4-16
INSTALLING THE CYLINDER HEAD ..................................................... 4-17
ROCKER ARMS AND CAMSHAFT .............................................................. 4-20
REMOVING THE ROCKER ARMS AND CAMSHAFT............................ 4-22
CHECKING THE CAMSHAFT................................................................. 4-22
CHECKING THE DECOMPRESSION SYSTEM..................................... 4-23
CHECKING THE ROCKER ARMS AND ROCKER ARM SHAFTS ........ 4-23
INSTALLING THE CAMSHAFT AND ROCKER ARMS .......................... 4-24
VALVES AND VALVE SPRINGS .................................................................. 4-27
REMOVING THE VALVES AND VALVE SPRINGS ............................... 4-28
CHECKING THE VALVES AND VALVE SPRINGS ................................ 4-29
INSTALLING THE VALVES AND VALVE SPRINGS .............................. 4-33
CYLINDER AND PISTON .............................................................................. 4-36
REMOVING THE PISTON ...................................................................... 4-37
CHECKING THE CYLINDER AND PISTON ........................................... 4-37
CHECKING THE PISTON RINGS........................................................... 4-39
CHECKING THE PISTON PIN ................................................................ 4-40
INSTALLING THE PISTON AND CYLINDER ......................................... 4-41
AC MAGNETO ............................................................................................... 4-44
REMOVING THE AC MAGNETO ROTOR.............................................. 4-47
CHECKING THE STATOR COIL AND CRANKSHAFT POSITION
SENSOR ................................................................................................ 4-48
CHECKING THE STARTER CLUTCH .................................................... 4-48
CHECKING THE TORQUE LIMITER...................................................... 4-49
INSTALLING THE AC MAGNETO ROTOR ............................................ 4-49
BALANCER GEARS AND OIL PUMP GEARS ............................................ 4-51
REMOVING THE BALANCER DRIVEN GEAR AND OIL PUMP
DRIVEN GEAR ....................................................................................... 4-53
CHECKING THE OIL PUMP DRIVE ....................................................... 4-53
CHECKING THE BALANCER DRIVE ..................................................... 4-53
INSTALLING THE BALANCER DRIVE GEAR, BALANCER DRIVEN
GEAR, AND OIL PUMP DRIVEN GEAR ................................................ 4-54