Eng - Yamaha T135SE Service Manual

REMOVING THE ENGINE ..................................................................................... 4-1
COOLING SYSTEM .......................................................................................... 4-1
ENGINE OIL ...................................................................................................... 4-1
CARBURETOR ................................................................................................. 4-1
FOOTREST ...................................................................................................... 4-2
MUFFLER ......................................................................................................... 4-2
BRAKE PEDAL ................................................................................................. 4-2
SHIFT PEDAL ................................................................................................... 4-2
SIDE COWLING BRACKET ............................................................................. 4-3
WIRE, CABLE AND HOSE ............................................................................... 4-3
ENGINE ASSEMBLY ........................................................................................ 4-4
INSTALLING THE ENGINE ................................................................................... 4-5
ENGINE ASSEMBLY ........................................................................................ 4-5
WIRE, CABLE AND HOSE ............................................................................... 4-6
SIDE COWLING BRACKET ............................................................................. 4-6
SHIFT PEDAL ................................................................................................... 4-6
BRAKE PEDAL ................................................................................................. 4-6
MUFFLER ......................................................................................................... 4-6
FOOTREST ...................................................................................................... 4-7
CARBURETOR ................................................................................................. 4-7
COOLING SYSTEM .......................................................................................... 4-7
ENGINE OIL ...................................................................................................... 4-7
CYLINDER HEAD .................................................................................................. 4-8
REMOVING THE CYLINDER HEAD ................................................................ 4-9
CHECKING THE CYLINDER HEAD ................................................................. 4-11
CHECKING TIMING CHAIN GUIDE ................................................................. 4-12
CHECKING THE TIMING CHAIN TENSIONER ............................................... 4-13
INSTALLING THE CYLINDER HEAD ............................................................... 4-13
CAMSHAFT ............................................................................................................ 4-17
REMOVING THE ROCKER ARMS AND CAMSHAFT ...................................... 4-18
CHECKING THE CAMSHAFT .......................................................................... 4-19
CHECKING THE ROCKER ARMS AND ROCKER ARM SHAFTS .................. 4-19
CHECKING THE CAMSHAFT SPROCKET ..................................................... 4-21
INSTALLING THE CAMSHAFT AND ROCKER ARMS .................................... 4-21
VALVES AND VALVE SPRINGS ............................................................................ 4-22
REMOVING THE VALVES ................................................................................ 4-23
CHECKING THE VALVES AND VALVE GUIDES ............................................. 4-24
CHECKING THE VALVE SEATS ...................................................................... 4-26
CHECKING THE VALVE SPRINGS .................................................................. 4-28
INSTALLING THE VALVES ............................................................................... 4-29
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Yamaha T135 Service Manual
CHAPTER 4
ENGINE

ENG