Yamaha LZ200N, Service Manual

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POWR
REED VALVES .............................................................................................. 5-32
REMOVING/INSTALLING THE REED VALVES..................................... 5-32
CHECKING THE REED VALVE ASSEMBLY .......................................... 5-34
EXTERNAL FITTINGS ................................................................................... 5-35
REMOVING/INSTALLING THE EXTERNAL FITTINGS......................... 5-35
CYLINDER HEAD COVERS .......................................................................... 5-38
REMOVING/INSTALLING THE CYLINDER HEAD COVERS................. 5-38
CHECKING THE THERMOSTATS.......................................................... 5-40
CYLINDER HEADS ........................................................................................ 5-41
REMOVING/INSTALLING THE CYLINDER HEADS .............................. 5-41
CHECKING THE CYLINDER HEADS...................................................... 5-43
EXHAUST COVERS ...................................................................................... 5-44
REMOVING/INSTALLING THE EXHAUST COVERS ............................ 5-44
CHECKING THE PRESSURE CONTROL VALVE ................................... 5-46
CRANKCASE ................................................................................................. 5-47
REMOVING/INSTALLING THE CRANKCASE ....................................... 5-47
ASSEMBLING THE OIL SEAL HOUSING ............................................. 5-49
INSTALLING THE CRANKCASE............................................................ 5-49
CYLINDER BODY ASSEMBLY ..................................................................... 5-50
DISASSEMBLING/ASSEMBLING THE CYLINDER BODY
ASSEMBLY............................................................................................ 5-50
DISASSEMBLING/ASSEMBLING THE PISTON AND
CONNECTING ROD ASSEMBLIES....................................................... 5-53
DISASSEMBLING/ASSEMBLING THE CRANKSHAFT ASSEMBLY ... 5-54
DISASSEMBLING THE UPPER BEARING HOUSING .......................... 5-55
REMOVING THE BEARING AND OIL PUMP DRIVE GEAR.................. 5-55
CHECKING THE CYLINDER BODY ........................................................ 5-56
CHECKING THE PISTONS ..................................................................... 5-57
CALCULATING THE PISTON-TO-CYLINDER CLEARANCE................. 5-57
CHECKING THE PISTON PINS AND SMALL-END BEARINGS ........... 5-58
CHECKING THE PISTON RINGS ........................................................... 5-58
CHECKING THE OIL PUMP DRIVEN GEAR .......................................... 5-59
CHECKING THE LABYRINTH RINGS .................................................... 5-60
CHECKING THE CRANKSHAFT............................................................. 5-60
INSTALLING THE OIL PUMP DRIVE GEAR .......................................... 5-61
INSTALLING THE BEARING.................................................................. 5-61
INSTALLING THE PISTON RINGS AND PISTON................................. 5-61
ASSEMBLING THE UPPER BEARING HOUSING ................................ 5-62
INSTALLING THE CRANKSHAFT ASSEMBLY..................................... 5-63
INSTALLING THE PISTON AND CONNECTING ROD ASSEMBLIES.. 5-63