TABLE OF CONTENTS
GENERAL INFORMATION
MACHINE IDENTIFICATION ......................1-1
SERIAL NUMBER .................................1-1
STARTING SERIAL NUMBER...............1-1
DIMENSIONS .............................................1-2
TOP .......................................................1-2
MOUNTING BASE ................................1-2
REAR.....................................................1-3
REAR (For models equipped with a
muffler) ..................................................1-3
RIGHT SIDE ..........................................1-4
RIGHT SIDE (For models equipped
with a muffler) ........................................1-4
IMPORTANT INFORMATION .....................1-5
PREPARATION FOR REMOVAL AND
DISASSEMBLY......................................1-5
CAUTION ON SERVICE........................1-5
NOTES ON SERVICE ...........................1-5
ALL REPLACEMENT PARTS................1-6
GASKETS, OIL SEALS, AND
O-RINGS ...............................................1-6
BEARINGS AND OIL SEALS ................1-7
BASIC SERVICE INFORMATION ..............1-7
ELECTRICAL SYSTEM......................... 1-7
SPECIAL TOOLS AND TESTERS ...........1-11
PERIODIC CHECKS AND
ADJUSTMENTS
INTRODUCTION.........................................2-1
MAINTENANCE INTERVALS CHART .......2-1
PERIODIC MAINTENANCE/
LUBRICATION INTERVALS.......................2-1
PERIODIC MAINTENANCE .......................2-2
SPARK PLUGS......................................2-2
MUFFLER
(For models equipped with a muffler) ....2-3
ENGINE OIL LEAKAGE ........................2-4
ENGINE OIL LEVEL..............................2-5
REPLACING THE ENGINE OIL ............2-6
FUEL LEAKAGE....................................2-8
FUEL FILTER ........................................2-8
OIL COOLER ........................................ 2-9
AIR FILTER ELEMENT ......................... 2-9
ADJUSTING THE VALVE
CLEARANCE ........................................ 2-9
CYLINDER HEADS
DECARBONIZATION .......................... 2-13
ENGINE SPEED ................................. 2-14
ADJUSTING THE ENGINE SPEED.... 2-15
LOW ENGINE SPEED (Replace the
throttle body) ....................................... 2-16
FITTINGS AND FASTENERS............. 2-16
ENGINE
ENGINE INSPECTION............................... 3-1
MEASURING THE COMPRESSION
PRESSURE .......................................... 3-1
AIR FILTER ................................................ 3-3
MUFFLER (For models equipped with a
muffler) ...................................................... 3-4
OIL COOLER ............................................. 3-5
REMOVING THE OIL COOLER............ 3-6
CHECKING THE OIL COOLER ............ 3-6
INSTALLING THE OIL COOLER .......... 3-6
ECU, RECTIFIER/REGULATOR, AND
FUSES........................................................ 3-8
INSTALLING THE FUSES .................... 3-9
IGNITION COILS...................................... 3-10
CASE AND FAN....................................... 3-11
REMOVING THE CASE AND FAN ..... 3-12
CHECKING THE CASE AND FAN...... 3-13
INSTALLING THE CASE AND FAN .... 3-13
FLYWHEEL AND STATOR COIL
ASSEMBLY .............................................. 3-15
REMOVING THE FLYWHEEL AND
STATOR COIL ASSEMBLY ................. 3-16
CHECKING THE FLYWHEEL AND
STATOR COIL ASSEMBLY ................. 3-17
INSTALLING THE FLYWHEEL AND
STATOR COIL ASSEMBLY ................. 3-17
INSTALLING THE CRANKSHAFT
POSITION SENSOR........................... 3-19