This Yamaha marine manual is 448 pages.
QUICK REFERENCE DATA
CHAPTER ONE / GENERAL INFORMATION
Manual organization / Notes, cautions and warnings / Torque specifications / Engine operation / Fasteners / Lubricants / Gasket sealant / Galvanic corrosion / Propellers / Specification
CHAPTER TWO / TOOLS AND TECHNIQUES
Safety first / Basic hand tools / Test equipment / Service hints / Special tips / Mechanicâ??s techniques / Specifications
CHAPTER THREE / TROUBLESHOOTING
Starting system / Charging system / Charging system troubleshooting / Ignition system / Fuel system / Engine performance / Engine overheating / Engine oil pressure indicator / Engine oil leaks / Engine noises / Engine troubleshooting / Cooling system / Positive crankcase ventilation (PCV) system / Exhaust leakage / Remote control / Stern drive unit / Specifications
CHAPTER FOUR / LUBRICATION, MAINTENANCE AND TUNE-UP
Pre-operational checks / Starting checklist / Post-operational checks / Cooling system flushing / Engine maintenance and lubrication / Stern drive lubrication and maintenance / Engine tune-up / Compression check / Ignition system / Carburetor / Specifications
CHAPTER FIVE / LAY-UP, COOLING SYSTEM AND FITTING OUT
Lay-up / Cooling system draining refilling / Fitting out / Engine submersion / Specifications
CHAPTER SIX / INLINE ENGINE
Removal installation / Engine mounts alignment / Valve cover / Manifolds / Rocker arms / Crankshaft pulley and harmonic balancer / Crankcase front cover and oil seal / Camshaft / Timing gear / Oil pan / Oil pump / Cylinder head / Valves and seats / Valve lifters lash adjusters / Piston/connecting rod assembly / Rear crankshaft oil seal and retainer / Crankshaft end play / Flywheel / Cylinder block / Core plug / Specifications
CHAPTER SEVEN / GM V6 AND V8 ENGINES
Removal installation / Engine mount alignment / Valve covers / Manifolds and elbow / Rocker arms / Crankshaft pulley and harmonic balancer / Crankcase front cover and oil seal / Timing chain and sprockets / Camshaft / Valve lifters / Oil pan / Oil pump / Cylinder head / Valves and valve seats / Piston/connecting rod assembly / Rear main bearing oil seal / Crankshaft / Flywheel / Cylinder block / Core plug / Specifications
CHAPTER EIGHT / FUEL DELIVERY SYSTEM
Flame arrestor / Carburetors / Fuel pump and anti-siphon devices / Specifications
CHAPTER NINE / COOLING SYSTEM
Thermostat / Hose replacement / Engine circulating pump / Seawater pump / Power steering oil cooler (V6 and V8) / Cooling system maintenance / Drive belts / Specifications
CHAPTER TEN / ELECTRICAL SYSTEMS
Battery / Charging system / Starting system / Ignition system / Ignition coils / Switches and connectors / Ignition switch / Shift interruption switch / Relays / Oil pressure gauge and sending unit / Oil pressure switch / Water temperature sending unit / Water temperature switch / Seawater flow switch YEMS models / Electrical protection / Specifications
CHAPTER ELEVEN / STERN DRIVE AND UPPER GEAR HOUSING
Stern drive service / Upper gear housing assembly / Specifications
CHAPTER TWELVE / GEARCASE HOUSING (LOWER UNIT)
Lower gearcase housing assembly / Propeller / Specifications
CHAPTER THIRTEEN / TRANSOM ASSEMBLY
Transom shift cable / Pivot housing / Gimbal ring / Gimbal bearing and seal / Gimbal housing and transom plate / Exhaust collector / Shift cable / Specifications
CHAPTER FOURTEEN / POWER TRIM AND TILT SYSTEM
Trim cylinders / Specifications
CHAPTER FIFTEEN / STEERING SYSTEMS
Mechanical steering system / Power steering system / Specifications
INDEX
WIRING DIAGRAMS
Models covered:
1989 1990 1991 3.0 L GM Inline 4-Cylinder
1989 1990 1991 4.3 L GM V6
1989 1990 1991 5.0 L GM V8
1989 1990 1991 5.7 L GM V8
Clymer Manuals Yamaha 3.0 L GM Inline 4-Cylinder Manual
Clymer Manuals Yamaha 4.3 L GM V6 Manual
Clymer Manuals Yamaha 5.0 L GM V8 Manual
Clymer Manuals Yamaha 5.7 L GM V8 Manual
Clymer Manuals Yamaha 3.0 L GM Inline 4-Cylinder Online Manual
Clymer Manuals Yamaha 4.3 L GM V6 Online Manual
Clymer Manuals Yamaha 5.0 L GM V8 Online Manual
Clymer Manuals Yamaha 5.7 L GM V8 Online Manual
3.0 L GM Inline 4-Cylinder (1989-1991)
4.3 L GM V6 (1989-1991)
5.0 L GM V8 (1989-1991)
5.7 L GM V8 (1989-1991)