Yamaha XV19SX(C), Service Manual

Page: 247 / 494

5
ENGINE
ENGINE REMOVAL ........................................................................................ 5-1
INSTALLING THE SHIFT PEDAL ASSEMBLY......................................... 5-8
CHECKING THE OIL COOLER (for XV19S(C)/ XV19M(C)/
XV19CTS(C)/ XV19CTM(C)) .................................................................. 5-10
REMOVING THE ENGINE ...................................................................... 5-15
INSTALLING THE ENGINE..................................................................... 5-15
CAMSHAFTS ................................................................................................. 5-17
REMOVING THE CYLINDER HEAD COVERS ...................................... 5-24
REMOVING THE ROCKER ARMS,
PUSH RODS AND VALVE LIFTERS ..................................................... 5-24
REMOVING THE CAMSHAFTS.............................................................. 5-24
CHECKING THE CAMSHAFTS .............................................................. 5-26
CHECKING THE ROCKER ARMS AND ROCKER ARM SHAFTS ........ 5-27
CHECKING THE ROCKER ARM BASES ............................................... 5-28
CHECKING THE PUSH RODS ............................................................... 5-28
CHECKING THE VALVE LIFTERS AND VALVE LIFTER CASES ......... 5-28
CHECKING THE PUSH ROD COVER.................................................... 5-29
CHECKING THE DECOMPRESSION SYSTEM..................................... 5-29
CHECKING THE DECOMPRESSION CAM SPRING............................. 5-29
CHECKING THE OIL DELIVERY PIPE................................................... 5-30
INSTALLING THE CAMSHAFTS ............................................................ 5-30
BLEEDING A VALVE LIFTER ................................................................. 5-32
INSTALLING THE VALVE LIFTERS ....................................................... 5-33
INSTALLING THE ROCKER ARMS AND PUSH RODS......................... 5-34
INSTALLING THE CYLINDER HEAD COVERS ..................................... 5-35
INSTALLING THE SHIFT PEDAL ASSEMBLY (for XV19S(C)/
XV19M(C)/ XV19CTS(C)/ XV19CTM(C)) ............................................... 5-35
CYLINDER HEADS ....................................................................................... 5-36
REMOVING THE CYLINDER HEADS .................................................... 5-38
CHECKING THE CYLINDER HEADS ..................................................... 5-38
CHECKING THE OIL PIPE ..................................................................... 5-38
INSTALLING THE CYLINDER HEADS ................................................... 5-39
VALVES AND VALVE SPRINGS .................................................................. 5-41
REMOVING THE VALVES...................................................................... 5-42
CHECKING THE VALVES AND VALVE GUIDES .................................. 5-42
CHECKING THE VALVE SEATS ............................................................ 5-44
CHECKING THE VALVE SPRINGS........................................................ 5-45
INSTALLING THE VALVES .................................................................... 5-46
CYLINDERS AND PISTONS ......................................................................... 5-48
REMOVING THE PISTON ...................................................................... 5-49
CHECKING THE CYLINDERS AND PISTONS ...................................... 5-49
CHECKING THE PISTON RINGS........................................................... 5-50
CHECKING THE PISTON PINS.............................................................. 5-51
INSTALLING THE PISTONS AND CYLINDERS .................................... 5-51