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POWR
ELECTRICAL UNIT
....................................................................................... 5-19
REMOVING/INSTALLING THE ELECTRICAL UNIT 1 ........................... 5-19
REMOVING/INSTALLING THE ELECTRICAL UNIT 2 ........................... 5-21
REMOVING/INSTALLING THE ELECTRICAL UNIT 3 ........................... 5-23
SHIFT BRACKET AND THROTTLE CONTROL LEVER
............................... 5-24
REMOVING/INSTALLING THE SHIFT BRACKET AND
THROTTLE CONTROL LEVER ............................................................... 5-24
CYLINDER HEAD
......................................................................................... 5-25
REMOVING/INSTALLING THE CYLINDER HEAD ................................ 5-25
DISASSEMBLING/ASSEMBLING THE OIL PUMP ............................... 5-27
REMOVING/INSTALLING THE CAMSHAFT AND VALVE .................... 5-28
CHECKING OIL PUMP ........................................................................... 5-30
CHECKING THE CYLINDER HEAD ....................................................... 5-30
CHECKING THE VALVE ......................................................................... 5-31
CHECKING THE VALVE SPRING ........................................................... 5-32
CHECKING THE ROCKER ARM AND ROCKER SHAFT ....................... 5-32
CHECKING THE CAM SHAFT ............................................................... 5-33
CHECKING THE DECOMPRESSION ACTUATURS (MH) .................... 5-33
REPLACING THE VALVE GUIDE ........................................................... 5-34
REFACING THE VALVE SEAT ................................................................ 5-34
INSTALLING THE VALVE ....................................................................... 5-36
EXHAUST COVER
........................................................................................ 5-37
REMOVING/INSTALLING THE EXHAUST COVER ............................... 5-37
INSTALLING THE OIL FILTER ............................................................... 5-38
CHECKING THE THERMOSTAT ............................................................ 5-38
Summary of Contents for F40BMHD
Page 126: ...GENERAL 3 25 E CHK ADJ LUBRICATION POINTS Apply Water resistant grease ...
Page 128: ...CHK ADJ 3 26 GENERAL E ...
Page 129: ...3 26 CHK ADJ F D ES ...
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Page 537: ...Printed on recycled paper Printed in Japan Sep 1999 1 7 1 F40B YAMAHA MOTOR CO LTD ...