Yamaha YXR70FX Service Manual page 9

GENERAL TIGHTENING TORQUE SPECIFICATIONS...............................2-24
LUBRICATION POINTS AND LUBRICANT TYPES .................................... 2-25
ENGINE................................................................................................... 2-25
COOLANT FLOW DIAGRAMS ..................................................................... 2-27
OIL FLOW DIAGRAMS ................................................................................. 2-29
CABLE ROUTING ......................................................................................... 2-32
PERIODIC CHECKS AND ADJUSTMENTS
INTRODUCTION.............................................................................................. 3-1
PERIODIC MAINTENANCE CHART FOR THE EMISSION CONTROL
SYSTEM ......................................................................................................... 3-1
GENERAL MAINTENANCE AND LUBRICATION CHART............................ 3-2
ENGINE ...........................................................................................................3-3
ADJUSTING THE VALVE CLEARANCE .................................................. 3-3
ADJUSTING THE THROTTLE CABLE .....................................................3-6
CHECKING THE SPARK PLUG ............................................................... 3-7
CHECKING THE IGNITION TIMING.........................................................3-9
MEASURING THE COMPRESSION PRESSURE..................................3-10
CHECKING THE ENGINE OIL LEVEL....................................................3-13
CHANGING THE ENGINE OIL ...............................................................3-14
CLEANING THE AIR FILTER ELEMENT................................................ 3-16
CHECKING THE THROTTLE BODY JOINT...........................................3-19
CHECKING THE FUEL HOSE ................................................................3-19
CHECKING THE BREATHER HOSES ...................................................3-19
CHECKING THE COOLANT LEVEL.......................................................3-20
CHANGING THE COOLANT................................................................... 3-21
CHECKING THE COOLING SYSTEM ....................................................3-25
CHECKING THE COOLANT TEMPERATURE WARNING LIGHT.........3-26
CHECKING AND REPLACING THE V-BELT .........................................3-27
CHECKING THE EXHAUST SYSTEM....................................................3-28
CLEANING THE SPARK ARRESTER ....................................................3-29
CHAPTER 3