CHAPTER ONE / GENERAL INFORMATION
Manual organization / Warnings, cautions and notes / Safety / Serial number and
model identification / Engine operation / Fasteners / Shop supplies / Galvanic
corrosion / Propellers / Basic tools / Special tools / Precision measuring tools
/ Electrical system fundamentals / Basic mechanical skills / Engine
identification codes / Technical abbreviations / Metric tap and drill sizes /
Conversion formulas / Specifications
CHAPTER TWO / TROUBLESHOOTING
Preliminary inspection / Operating requirements / Starting difficulty / Fuel
system / Starting system / Charging system / Fuse and wire harness / Warning
system / Oil injection system / Ignition system / Tilt and trim system / Power
head / Cooling system / Gearcase / Starting system troubleshooting / Fuel system
troubleshooting / Ignition system troubleshooting / Specifications
CHAPTER FOUR / TIMING, SYNCHRONIZATION AND ADJUSTMENT
Timing, synchronization and adjustments / Test propellers / Wide open throttle
speed / Specification
CHAPTER FIVE / FUEL SYSTEM
Fuel system safety / Fuel system component service / Carburetor / Reed
housing/intake manifold / Recirculation system / Specifications
CHAPTER SIX / IGNITION AND ELECTRICAL SYSTEMS
Battery / Starting system components / Starter motor / Charging system
components / Ignition system components / Warning system components /
Specifications
CHAPTER SEVEN / POWER HEAD
Service considerations / Power head break-in / Service recommendations /
Lubricants, sealants and adhesives / Fasteners and torque / Power head
removal/installation / Flywheel removal/installation / Power head disassembly /
Power head components cleaning and inspection / Power head assembly /
Specifications
CHAPTER ELEVEN / TILT/TRIM AND MIDSECTION
Manual tilt system removal and installation / Power tilt/trim system
removal/installation / Tilt/trim relay replacement / Tilt/trim sender
replacement / Electric trim motor removal/installation / Tilt/trim system
electric motor repair / Manual release valve removal and installation /
Hydraulic system filling and bleeding / Midsection / Specifications
CHAPTER TWELVE / OIL INJECTION SYSTEM
System operation / Oil level sensor removal/installation / Oil reservoir
removal/installation / Oil hoses and check valves / Oil pump / Driven gear /
Bleeding air from the system / Specifications / Oil reservoir capacity / Oil
pump identification
CHAPTER THIRTEEN / REMOTE CONTROL
Neutral throttle operation / Throttle/shift cable removal/installation / Remote
control / Specifications
INDEX
WIRING DIAGRAMS
Models Covered 1999-2002 Yamaha 15 HP
1999-2002 Yamaha 2 HP
1999-2002 Yamaha 20 HP
1999-2002 Yamaha 25 HP
1999-2002 Yamaha 28 Jet
1999-2002 Yamaha 3 HP
1999-2002 Yamaha 30 HP
1999-2002 Yamaha 35 Jet
1999-2002 Yamaha 4 HP
1999-2002 Yamaha 40 HP
1999-2002 Yamaha 5 HP
1999-2002 Yamaha 50 HP
1999-2002 Yamaha 6 HP
1999-2002 Yamaha 60 HP
1999-2002 Yamaha 65 Jet
1999-2002 Yamaha 70 HP
1999-2002 Yamaha 75 HP
1999-2002 Yamaha 8 HP
1999-2002 Yamaha 80 HP
1999-2002 Yamaha 9.9 HP
1999-2002 Yamaha 90 HP
1999-2002 Yamaha E60
1999-2002 Yamaha E75
Part Number Variations B786
B-786
156-B786
18-0092
180092
47-0092
QS 18-0092
QS180092
6209296
