Yamaha YXR70FX Service Manual page 14

AIR FILTER CASE AND AIR INTAKE DUCT ............................................... 6-28
INSTALLING THE AIR INTAKE DUCT AND AIR FILTER CASE............6-31
FUEL PUMP AND FUEL TANK .................................................................... 6-32
REMOVING THE FUEL TANK ................................................................6-34
REMOVING THE FUEL PUMP ...............................................................6-34
CHECKING THE FUEL PUMP BODY.....................................................6-35
CHECKING THE ROLLOVER VALVE ....................................................6-35
INSTALLING THE FUEL PUMP..............................................................6-35
INSTALLING THE FUEL HOSE ..............................................................6-36
THROTTLE BODY......................................................................................... 6-37
REMOVING THE THROTTLE BODY ASSEMBLY .................................6-40
CHECKING THE FUEL INJECTOR ........................................................ 6-40
CHECKING THE THROTTLE BODY ......................................................6-40
INSTALLING THE THROTTLE BODY ASSEMBLY................................6-41
CHECKING THE FUEL PUMP AND PRESSURE REGULATOR
OPERATION .......................................................................................... 6-43
CHECKING AND ADJUSTING THE THROTTLE POSITION
SENSOR .................................................................................................6-44
TROUBLESHOOTING.....................................................................................7-1
CHECKING NOISES ................................................................................. 7-1
TROUBLESHOOTING CHART .................................................................7-3
FRONT CONSTANT VELOCITY JOINTS, DIFFERENTIAL GEAR AND
DRIVE SHAFT ................................................................................................7-4
DISASSEMBLING THE FRONT CONSTANT VELOCITY JOINTS ........ 7-10
DISASSEMBLING THE UNIVERSAL JOINT ..........................................7-11
REMOVING THE DIFFERENTIAL GEAR ASSEMBLY........................... 7-11
CHECKING THE FRONT CONSTANT VELOCITY JOINTS................... 7-12
CHECKING THE DIFFERENTIAL GEARS ............................................. 7-12
CHECKING THE DIFFERENTIAL GEAR MOTOR .................................7-13
ASSEMBLING THE FRONT CONSTANT VELOCITY JOINTS .............. 7-13
ASSEMBLING THE DIFFERENTIAL GEARS.........................................7-15
ASSEMBLING THE UNIVERSAL JOINT ................................................ 7-17
MEASURING THE DIFFERENTIAL GEAR LASH ..................................7-17
ADJUSTING THE DIFFERENTIAL GEAR LASH.................................... 7-18
CHECKING THE DIFFERENTIAL GEAR OPERATION ......................... 7-19
CHAPTER 7
DRIVE TRAIN