Yamaha YZF-R125 Service Manual page 71

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PERIODIC CHECKS AND ADJUSTMENTS
PERIODIC MAINTENANCE ............................................................................ 3-1
INTRODUCTION ....................................................................................... 3-1
PERIODIC MAINTENANCE AND LUBRICATION CHART....................... 3-1
ENGINE ........................................................................................................... 3-3
ADJUSTING THE VALVE CLEARANCE .................................................. 3-3
ADJUSTING THE EXHAUST GAS VOLUME ........................................... 3-5
ADJUSTING THE ENGINE IDLING SPEED ............................................. 3-6
ADJUSTING THE THROTTLE CABLE FREE PLAY ................................ 3-6
CHECKING THE SPARK PLUG ............................................................... 3-7
CHECKING THE IGNITION TIMING......................................................... 3-8
MEASURING THE COMPRESSION PRESSURE.................................... 3-9
CHECKING THE ENGINE OIL LEVEL.................................................... 3-10
CHANGING THE ENGINE OIL ............................................................... 3-11
ADJUSTING THE CLUTCH CABLE FREE PLAY................................... 3-12
CLEANING THE AIR FILTER ELEMENT................................................ 3-13
CHECKING THE THROTTLE BODY JOINT AND
AIR FILTER CASE JOINT ...................................................................... 3-14
CHECKING THE FUEL LINE .................................................................. 3-14
CHECKING THE CYLINDER HEAD BREATHER HOSE ....................... 3-14
CHECKING THE EXHAUST SYSTEM.................................................... 3-15
CHECKING THE COOLANT LEVEL....................................................... 3-15
CHECKING THE COOLING SYSTEM .................................................... 3-15
CHANGING THE COOLANT................................................................... 3-15
CHASSIS ....................................................................................................... 3-18
ADJUSTING THE REAR DISC BRAKE .................................................. 3-18
CHECKING THE BRAKE FLUID LEVEL................................................. 3-18
CHECKING THE FRONT BRAKE PADS ................................................ 3-19
CHECKING THE REAR BRAKE PADS .................................................. 3-19
CHECKING THE FRONT BRAKE HOSE................................................ 3-19
CHECKING THE REAR BRAKE HOSE .................................................. 3-20
BLEEDING THE HYDRAULIC BRAKE SYSTEM ................................... 3-20
ADJUSTING THE DRIVE CHAIN SLACK ............................................... 3-21
LUBRICATING THE DRIVE CHAIN ........................................................ 3-22
CHECKING AND ADJUSTING THE STEERING HEAD ......................... 3-22
CHECKING THE FRONT FORK ............................................................. 3-23
CHECKING THE TIRES.......................................................................... 3-23
CHECKING THE WHEELS ..................................................................... 3-25
CHECKING AND LUBRICATING THE CABLES .................................... 3-25
LUBRICATING THE CLUTCH LEVER.................................................... 3-25
LUBRICATING THE BRAKE LEVER ...................................................... 3-25
LUBRICATING THE PEDALS ................................................................. 3-25
LUBRICATING THE SIDESTAND........................................................... 3-25
LUBRICATING THE REAR SUSPENSION............................................. 3-26
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