Yamaha F80BETL Outboard Motor Manuals

Yamaha F80BETL Outboard Motor Manuals

Manuals and User Guides for Yamaha F80BETL Outboard Motor. We have 1 Yamaha F80BETL Outboard Motor manual available for free PDF download: Service Manual

Yamaha F80BETL Service Manual

Yamaha F80BETL Service Manual (249 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 12.6 MB

Table of Contents

Gen Info General Information

5
- Table of Contents
  5
- How to Use this Manual
  6
- Manual Format
  6
- Symbols
  7
- Safety While Working
  8
- Fire Prevention
  8
- Ventilation
  8
- Self-Protection
  8
- Parts, Lubricants, and Sealants
  8
- Good Working Practices
  9
- Disassembly and Assembly
  9
- Identification
  10
- Applicable Model
  10
- Serial Number
  10
- Propeller Selection
  10
- Propeller Size
  10
- Checking the Engine Oil Level
  11
- Checking the Fuel System
  11
- Predelivery Checks
  11
- Selection
  11
- Checking the Gear Oil Level
  12
- Checking the Battery
  12
- Checking the Outboard Motor Mounting Height
  12
- Checking the Remote Control Cables
  12
- Checking the Steering System
  13
- Checking the Gear Shift and Throttle Operation
  13
- Checking the Power Trim and Tilt System
  13
- Checking the Engine Start Switch and Engine Stop Lanyard Switch
  13
- Checking the Cooling Water Pilot Hole
  14
- Test Run
  14
- Break-In
  14
- After Test Run
  14
Spec Specifications

15
- General Specifications
  16
- Specifications
  16
- Maintenance Specification
  18
- Power Unit
  18
- Electrical
  21
- Lower Unit
  21
- Dimensions
  24
Chk Adj Periodic Checks and Adjustments

29
- Special Service Tools
  30
- Maintenance Interval Chart
  31
- Checking the Fuel Filter
  32
- Checking the Fuel Joint and Fuel Hoses (Fuel Joint-To-Fuel Injector)
  32
- Checking the Top Cowling
  32
- Fuel System
  32
- Top Cowling
  32
- Changing the Engine Oil by Draining It
  33
- Changing the Engine Oil Using an Oil Changer
  33
- Checking the Engine Oil
  33
- Power Unit
  33
- Replacing the Oil Filter
  34
- Checking the Spark Plugs
  35
- Checking the Timing Belt
  35
- Checking the Thermostat
  36
- Adjusting the Throttle Link and Throttle Cable
  37
- Checking the Cooling Water Passage
  37
- Checking the Engine Idle Speed
  37
- Control System
  37
- Checking the Gear Shift Operation
  39
- Bracket Unit
  40
- Checking the Power Trim and Tilt Fluid Level
  40
- Checking the Power Trim and Tilt Operation
  40
- Changing the Gear Oil
  41
- Checking the Gear Oil Level
  41
- Lower Unit
  41
- Checking the Lower Unit for Air Leakage
  42
- Checking the Propeller
  42
- Checking the Anodes
  43
- Checking the Battery
  43
- General
  43
- Lubricating the Outboard Motor
  44
Fuel Fuel System

47
- Fuel System
  48
- Special Service Tools
  48
- Fuel and Blowby Hoses
  49
- Hose Routing
  49
- Fuel Filter and Fuel Pump
  50
- Checking the Fuel Pump
  52
- Disassembling the Fuel Pump
  52
- Assembling the Fuel Pump
  53
- Checking the Diaphragm and Valves
  53
- Intake Manifold
  54
- Checking the Idle Speed Control
  56
- Checking the Throttle Position Sensor
  56
- Installing the Throttle Position Sensor
  56
- Vapor Separator
  59
- Disconnecting the Quick Connector
  60
- Measuring the Fuel Pressure
  60
- Reducing the Fuel Pressure
  60
- Checking the Pressure Regulator
  61
- Draining the Fuel
  62
- Checking the Vapor Separator
  63
- Disassembling the Vapor Separator
  63
- Installing the Fuel Hose Clamp
  63
- Removing the Fuel Hose Clamp
  63
- Adjusting the Float
  64
- Assembling the Vapor Separator
  64
- Canister
  66
- Checking the Canister
  67
Powr Power Unit

68
- Special Service Tools
  71
- Checking the Compression Pressure
  72
- Checking the Oil Pressure
  72
- Power Unit
  72
- Checking the Valve Clearance
  79
- Replacing the Timing Belt
  82
- Removing the Power Unit
  85
- Removing the Timing Belt and Sprockets
  86
- Checking the Timing Belt and Sprockets
  87
- Installing the Sprockets and Timing Belt
  87
- Throttle Link
  89
- Ecm
  90
- Junction Box
  91
- Cylinder Head
  93
- Removing the Cylinder Head
  95
- Checking the Valve Lifters
  96
- Checking the Valve Springs
  96
- Checking the Valves
  96
- Checking the Valve Guides
  97
- Replacing the Valve Guides
  97
- Checking the Valve Seat
  98
- Refacing the Valve Seat
  99
- Checking the Camshafts
  101
- Checking the Cylinder Head
  101
- Installing the Valves
  102
- Installing the Cylinder Head
  103
- Exhaust Cover
  106
- Checking the Pressure Control Valve
  108
- Installing the Exhaust Cover
  108
- Installing the Pressure Control Valve
  108
- Removing the Exhaust Cover
  108
- Cylinder Block
  109
- Checking the Piston Diameter
  110
- Disassembling the Cylinder Block
  110
- Checking the Cylinder Bore
  111
- Checking the Piston Clearance
  111
- Checking the Piston Rings
  111
- Checking the Connecting Rod Big End Side Clearance
  112
- Checking the Piston Ring Grooves
  112
- Checking the Piston Ring Side Clearance
  112
- Checking the Crankpin Oil Clearance
  113
- Checking the Crankshaft
  113
- Selecting the Connecting Rod Bearing
  115
- Checking the Crankshaft Journal Oil Clearance
  116
- Selecting the Main Bearing
  117
- Assembling the Power Unit
  119
- Installing the Power Unit
  121
Lowr Lower Unit

123
- Special Service Tools
  124
- Lower Unit
  127
- Removing the Lower Unit
  131
- Checking the Water Pump and Shift Rod
  132
- Disassembling the Oil Seal Housing
  132
- Removing the Water Pump and Shift Rod
  132
- Propeller Shaft Housing
  133
- Disassembling the Propeller Shaft Assembly
  134
- Disassembling the Propeller Shaft Housing
  134
- Removing the Propeller Shaft Housing Assembly
  134
- Assembling the Propeller Shaft Assembly
  135
- Checking the Propeller Shaft
  135
- Checking the Propeller Shaft Housing
  135
- Assembling the Propeller Shaft Housing
  136
- Drive Shaft and Lower Case
  138
- Disassembling the Drive Shaft
  140
- Disassembling the Forward Gear
  140
- Disassembling the Lower Case
  140
- Removing the Drive Shaft
  140
- Checking the Bearings
  141
- Checking the Drive Shaft
  141
- Checking the Lower Case
  141
- Checking the Pinion and Forward Gear
  141
- Assembling the Forward Gear
  142
- Assembling the Lower Case
  142
- Assembling the Drive Shaft
  143
- Installing the Drive Shaft
  143
- Installing the Propeller Shaft Housing
  143
- Installing the Water Pump and Shift Rod
  144
- Installing the Lower Unit
  145
- Shimming
  148
- Selecting the Pinion Shims
  149
- Selecting the Forward Gear Shims
  150
- Backlash
  151
- Measuring the Forward Gear Backlash
  151
Brkt Bracket Unit

154
- Special Service Tools
  156
- Shift Rod
  157
- Bottom Cowling
  158
- Upper Case
  164
- Assembling the Oil Pump
  167
- Checking the Oil Pump
  167
- Disassembling the Oil Pump
  167
- Removing the Upper Case
  167
- Checking the Drive Shaft Bushing
  168
- Disassembling the Oil Pan
  168
- Disassembling the Upper Case
  168
- Assembling the Oil Pan
  169
- Checking the Oil Strainer
  169
- Assembling the Upper Case
  170
- Installing the Upper Case
  170
- Steering Arm
  172
- Installing the Steering Arm
  173
- Removing the Steering Arm
  173
- Clamp Brackets and Swivel Bracket
  174
- Adjusting the Trim Sensor
  176
- Installing the Clamp Brackets
  176
- Power Trim and Tilt Unit
  176
- Removing the Clamp Brackets
  176
- Removing the Power Trim and Tilt Unit
  179
- Power Trim and Tilt Motor
  180
- Checking the Power Trim and Tilt Motor
  182
- Disassembling the Power Trim and Tilt Motor
  182
- Assembling the Power Trim and Tilt Motor
  184
- Gear Pump
  185
- Assembling the Gear Pump
  188
- Checking the Gear Pump
  188
- Disassembling the Gear Pump
  188
- Tilt Cylinder and Trim Cylinder
  190
- Disassembling the Tilt Cylinder
  193
- Disassembling the Trim Cylinder
  193
- Assembling the Tilt Cylinder
  194
- Checking the Tilt Cylinder and Trim Cylinder
  194
- Checking the Valves
  194
- Assembling the Power Trim and Tilt Unit
  196
- Bleeding the Power Trim and Tilt Unit
  198
- Bleeding the Power Trim and Tilt Unit (Built-In)
  199
- Installing the Power Trim and Tilt Unit
  199
- Checking the Fuse
  200
- Checking the Power Trim and Tilt Relay
  200
- Power Trim and Tilt Electrical System
  200
- Checking the Power Trim and Tilt Switch
  201
- Checking the Trim Sensor
  202
Elec Electrical Systems

203
- Electrical Systems
  204
- Special Service Tools
  204
- Checking the Electrical Components
  205
- Measuring the Lower Resistance
  205
- Measuring the Peak Voltage
  205
- Electrical Components
  206
- Port View
  206
- Starboard View
  207
- Bow View
  208
- Top View
  209
- Checking the Ignition Coils
  210
- Checking the Ignition Spark
  210
- Checking the Spark Plug Wires
  210
- Ignition and Ignition Control System
  210
- Checking the ECM
  211
- Checking the Pulser Coils
  211
- Checking the Sensor Assembly
  211
- Checking the Cooling Water Temperature Sensor
  212
- Checking the Oil Pressure Switch
  212
- Checking the Shift Position Switch
  212
- Checking the Electric Fuel Pump
  213
- Checking the Injectors
  213
- Checking the Main and Fuel Pump Relay (Main Control)
  213
- Fuel Control System
  213
- Checking the Fuses
  214
- Checking the Main and Fuel Pump Relay (Fuel Control)
  214
- Checking the Starter Relay
  214
- Starting System
  214
- Starter Motor
  216
- Checking the Armature
  218
- Checking the Starter Motor Pinion
  218
- Disassembling the Starter Motor
  218
- Charging System
  219
- Checking the Brushes
  219
- Checking the Magnet Switch
  219
- Checking the Starter Motor Operation
  219
- Checking the Stator Coil
  219
- Checking the Rectifier Regulator
  220
Trbl Shtg Troubleshooting

221
- Special Service Tools
  222
- Trbl Shtg
  222
- Troubleshooting
  222
- Yamaha Diagnostic System
  225
- Power Unit
  226
- Bracket Unit
  234
- Electrical Systems
  238
- Diagnosing the Electronic Control System
  239
- Self-Diagnosis
  239

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