Yamaha F300B Manuals

Manuals and User Guides for Yamaha F300B. We have 3 Yamaha F300B manuals available for free PDF download: Service Manual, Owner's Manual

Yamaha F300B Service Manual (576 pages)

Brand: Yamaha | Category: Engine | Size: 58 MB

Table of Contents

3
- General Information
  5
  - Safety While Working
    6
    
    Electric Shock
    6
    
    Handling of Gasoline
    6
    
    Hot Part
    6
    
    Propeller
    6
    
    Rotating Part
    6
    
    Ventilation
    6
    
    Handling of Gas Torch
    7
    
    Part, Lubricant, and Sealant
    7
    
    Self-Protection
    7
    
    Working with Crane
    7
    
    Disassembly and Assembly
    8
    
    Handling of Sealant
    8
    
    Non-Reusable Part
    8
    
    Special Service Tool
    8
    
    Tightening Torque
    8
  - How to Use this Manual
    9
    
    Manual Format
    9
    
    Abbreviation
    10
  - Lubricant, Sealant, and Thread Locking Agent
    12
    
    Symbol
    12
  - Special Service Tool
    14
Spec Specification 1

22
- Fuel System
  22
- Specification
  22
- Model Feature
  
  24
  - General Feature
    24
  - Model Designation
    25
  - Serial Number
    25
- Model Data
  
  26
  - Dimension and Weight
    26
  - Performance
    26
  - Power Unit
    27
  - Bracket Unit
    28
    
    Fuel and Oil Requirement
    29
    
    Battery Requirement
    30
    
    PTT Fluid Requirement
    30
- Electrical System Technical Data
  
  31
  - Lower Unit
    28
  - Ignition Timing Control System
    31
  - Fuel Injection Control System
    33
  - Engine Speed Control System
    34
  - VCT System
    35
  - PTT System
    36
  - Shift Actuator
    36
  - Charging System
    37
  - Starting System
    37
  - Gauge/Sensor
    38
- Fuel System Technical Data
  
  40
- Power Unit Technical Data
  
  41
  - Power Unit
    41
  - Cylinder Head Assembly
    42
  - Crankcase Assembly
    44
- Lower Unit Technical Data
  
  47
  - Lower Unit Assembly (Regular Rotation Model)
    47
  - Lower Unit Assembly (Counter Rotation Model)
    47
- Bracket Unit Technical Data
  
  48
  - PTT System
    48
- Specified Tightening Torque
  
  49
  - Rigging Information
    49
  - Fuel System
    49
  - Power Unit
    49
  - Lower Unit (Regular Rotation Model)
    50
  - Lower Unit (Counter Rotation Model)
    51
  - Bracket Unit
    51
  - PTT Unit
    52
- General Tightening Torque
  
  53
Tech Fea Technical Features and Description 2

55
- Tech Fea
  55
- Technical Features and Description
  
  56
- Electronic Control System
  
  56
  - Engine ECM Component
    57
  - Sensor, Switch, and Actuator
    58
  - Electronic Fuel Injection Control
    60
  - Ignition Timing Control
    63
  - VCT Control
    65
  - Knock Control
    66
  - Engine Speed Control
    67
  - ETV Control
    69
  - Electronic Shift Control System
    70
  - Fail-Safe Control
    71
  - Charging System
    73
  - Digital Network Control
    74
  - Sensor, Switch
    76
- Y-Cop
  
  77
- Power Unit System
  
  78
  - Shimless Valve Lifter
    79
  - Sleeveless Cylinder
    79
  - Oil Cooler
    80
- Fuel System
  
  81
  - Fuel Diagram
    81
- Lubrication System
  
  83
  - Lubrication Diagram
    83
- Cooling System
  
  84
  - Cooling Diagram
    84
- Intake and Exhaust System
  
  86
  - Intake and Exhaust Diagram
    86
- Lower Unit
  
  87
Rig Ging Rigging Information 3

90
- Rig Ging
  90
- Rigging Information
  
  92
- Outboard Motor Installation
  
  92
- Dimension
  
  93
  - Exterior: F(L)225F, F(L)250D, F(L)300B
    93
  - Clamp Bracket
    94
- Crate Top Cover Pictograph Description
  
  95
- Uncrating Procedure
  
  96
- Outboard Motor Mounting
  
  97
- Rigging Grommet Mounting
  
  99
  - Rigging Grommet Description
    99
  - Installing the Main Harness
    99
  - Installing the Battery Cable
    100
  - Installing the Rigging Grommet
    100
- Optional Equipment
  
  101
- Installing Y-COP (Optional in Non-European Markets)
  
  103
  - Registering the Receiver ID to the ECM
    103
- Installing the Digital Electronic Control Box and Switch Panel
  
  103
- Battery Installation
  
  106
  - Battery Wiring Without House (Accessory) Battery
    106
  - Battery Wiring with House (Accessory) Battery
    108
- Digital Network System Diagram
  
  112
- Digital Electronic Control System Reset
  
  120
Trbl Shtg Troubleshooting 4

125
- Trbl Shtg
  125
- Troubleshooting
  
  126
- Ydis
  
  126
  - Feature
    126
  - Hardware Requirement
    126
  - Function
    127
  - Connecting the Communication Cable to the Outboard Motor
    129
- Troubleshooting the Power Unit
  
  130
Elec Electrical System 5

162
- Electrical Component
  
  164
  - Port
    164
  - Starboard
    165
  - Fuse Holder
    166
  - Rear
    168
  - Front
    169
  - Top
    170
  - Bottom Cowling
    171
- Electrical System
  
  164
- Wiring Harness Routing
  
  172
  - Port
    172
  - Starboard
    173
  - Rear
    176
  - Front
    177
  - Top
    178
  - Bottom Cowling
    179
- Circuit Diagram
  
  180
- ECM Coupler Layout
  
  182
- Checking the Electrical Component
  
  184
  - Using the YDIS
    184
  - Measuring the Peak Voltage
    184
  - Using the Digital Tester
    185
- Engine Control Unit and Component
  
  185
  - Checking the Main Relay
    185
  - Checking the Engine ECM Circuit
    186
  - Checking the ETV and TPS
    187
  - Checking the ETV Motor Relay
    188
  - Checking the ETV (TPS) Circuit
    188
  - Checking the SPS
    189
  - Checking the Shift Actuator Relay
    190
  - Checking the Shift Actuator
    190
  - Checking the SPS and Shift Actuator Circuit
    191
  - Checking the Cam Position Sensor
    192
  - Checking the OCV
    195
  - Checking the Oil Pressure Sensor
    196
- Fuel Control Unit and Component
  
  197
- Charging Unit and Component
  
  203
  - Checking the Lighting Coil (Stator Assembly)
    203
  - Checking the Rectifier Regulator
    205
- Ignition Unit and Component
  
  208
  - Checking the Ignition Spark
    208
  - Checking the Ignition Coil
    209
  - Checking the Pulser Coil
    210
  - Checking the Air Temperature Sensor
    211
  - Checking the Air Pressure Sensor
    212
  - Checking the Engine Temperature Sensor
    213
  - Checking the Thermoswitch
    214
  - Checking the Knock Sensor
    215
  - Checking the Engine Shut-Off Switch
    215
- Starting Unit and Component
  
  216
- Starter Motor
  
  219
  - Removing the Starter Motor
    221
  - Checking the Starter Motor Operation
    221
  - Checking the Magnet Switch
    221
  - Checking the Starter Motor Pinion
    221
  - Disassembling the Starter Motor
    222
  - Checking the Armature (Starter Motor)
    223
  - Checking the Brush Holder
    224
  - Assembling the Starter Motor
    224
  - Installing the Starter Motor
    226
- 6Y9 Multifunction Color Gauge Sensor
  
  226
  - Checking the Water Pressure Sensor (Optional)
    226
  - Checking the Speed Sensor (Optional)
    227
- Outboard Motor and Digital Electronic Control Connection
  
  228
  - Checking the Extension Wiring Harness
    228
  - Checking the Main Wiring Harness
    228
- PTT Electrical System
  
  229
  - Checking the PTT Relay
    229
  - Checking the PTT Switch (Bottom Cowling)
    231
  - Checking the Trim Sensor
    232
Fuel Fuel System 6

234
- Hose Routing
  
  236
  - Fuel Hose and Blowby Hose
    236
  - Vapor Gas Hose
    237
  - Cooling Water Hose
    239
- Fuel System
  
  236
- Fuel System
  
  240
  - Reducing the Fuel Pressure
    241
  - Disconnecting the Quick Connector
    241
  - Measuring the Fuel Pressure
    242
  - Checking the Pressure Regulator
    243
- Fuel Filter Assembly
  
  245
- Intake Manifold
  
  249
  - Removing the Intake Silencer
    250
  - Removing the Intake Manifold
    250
  - Checking the Intake Manifold
    251
  - Installing the Intake Manifold
    251
  - Installing the Intake Silencer
    253
- Throttle Body
  
  257
- Canister
  
  260
  - Removing the Canister
    261
  - Checking the Canister
    261
  - Checking the Canister Check Valve
    261
  - Installing the Canister
    262
- Low-Pressure Fuel Pump
  
  264
- Vapor Separator
  
  269
  - Draining the Fuel
    270
  - Removing the Vapor Separator
    270
  - Checking the Vapor Shut-Off Valve
    271
  - Installing the Vapor Separator
    271
  - Disassembling the Vapor Separator
    274
  - Checking the High-Pressure Fuel Pump
    275
  - Checking the Vapor Separator
    275
  - Checking the Check Valve
    275
  - Assembling the Vapor Separator
    275
- Fuel Injector
  
  278
  - Removing the Fuel Injector
    279
  - Checking the Fuel Rail
    279
  - Installing the Fuel Injector
    279
Powr Power Unit 7

281
- Power Unit (Check and Adjustment)
  
  284
  - Checking the Compression Pressure
    284
  - Checking the Oil Pressure
    284
  - Checking the Pulser Coil Air Gap
    284
  - Checking the Valve Clearance
    285
  - Adjusting the Valve Clearance
    287
  - Removing the Power Unit
    291
  - Installing the Power Unit
    293
- Power Unit
  
  284
- Flywheel Magnet
  
  298
  - Removing the Flywheel Magnet
    298
  - Installing the Flywheel Magnet
    298
- Wiring Harness
  
  301
  - Removing the Wiring Harness
    301
  - Installing the Wiring Harness
    303
- Junction Box
  
  308
  - Removing the Rectifier Regulator
    311
  - Removing the Junction Box
    311
  - Installing the Junction Box
    311
  - Installing the Rectifier Regulator
    312
- Starter Motor
  
  314
  - Removing the Starter Motor
    314
  - Installing the Starter Motor
    314
- Engine ECM
  
  316
  - Removing the Engine ECM
    316
  - Installing the Engine ECM
    316
- Shift Actuator
  
  318
- Timing Belt
  
  321
  - Removing the Timing Belt
    321
  - Checking the Timing Belt
    322
  - Installing the Timing Belt
    322
- Camshaft
  
  327
  - Removing the Driven Sprocket and Camshaft
    328
  - Checking the Sprocket
    330
  - Checking the Valve Lifter
    330
  - Checking the Camshaft
    330
  - Checking the Spark Plug
    331
  - Installing the Camshaft and Driven Sprocket
    331
- Cylinder Head
  
  336
  - Removing the Cylinder Head
    338
  - Disassembling the Cylinder Head
    338
  - Checking the Cylinder Head
    338
  - Checking the Cylinder Head Bolt
    339
  - Checking the Valve Spring
    339
  - Checking the Valve
    339
  - Checking the Valve Guide
    340
  - Replacing the Valve Guide
    340
  - Checking the Valve Seat
    341
  - Refacing the Valve Seat
    342
  - Checking the Cylinder Head Anode
    343
  - Assembling the Cylinder Head
    343
  - Installing the Cylinder Head
    345
- Oil Cooler and Oil Pump Assembly
  
  349
  - Removing the Oil Filter Bracket
    349
  - Removing the Oil Cooler
    349
  - Removing the Oil Pump Assembly
    349
  - Disassembling the Oil Pump Assembly
    349
  - Checking the Oil Pump Assembly
    350
  - Checking the Oil Cooler
    350
  - Checking the Oil Cooler Anode
    350
  - Assembling the Oil Pump Assembly
    350
  - Installing the Oil Pump Assembly
    351
  - Installing the Oil Cooler
    351
  - Installing the Oil Filter Bracket
    352
- Cylinder Block Sensor and Switch
  
  353
  - Removing the Pulley Bracket
    355
  - Removing the Knock Sensor
    355
  - Removing the Thermostat
    355
  - Checking the Thermostat
    355
  - Installing the Thermostat
    356
  - Installing the Knock Sensor
    356
  - Installing the Pulley Bracket
    356
  - Disassembling the Cylinder Block
    360
  - Checking the Piston Diameter
    361
  - Checking the Cylinder Bore
    361
  - Checking the Piston Ring
    361
  - Checking the Piston Ring End Gap
    362
  - Checking the Piston Ring Groove
    362
  - Checking the Piston Ring Side Clearance
    362
  - Checking the Piston Pin Boss Inside Diameter
    362
  - Checking the Piston Pin Diameter
    363
  - Checking the Connecting Rod Small End Inside Diameter and Big End Inside Diameter
    363
  - Checking the Connecting Rod Big End Side Clearance
    363
  - Checking the Crankshaft
    364
  - Checking the Crankcase Bolt
    364
  - Checking the Crankpin Oil Clearance
    365
  - Selecting the Crankpin Bearing
    366
  - Crankpin Bearing Selection Table
    368
  - Checking the Crankshaft Journal Oil Clearance
    369
  - Selecting the Crankshaft Journal Bearing
    370
  - Crankshaft Journal Bearing Selection Table
    372
  - Checking the Cylinder Block Anode
    373
  - Assembling the Cylinder Block
    373

Yamaha F300B Service Manual (490 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 55 MB

Table of Contents

3
- General Information
  4
- Model Information
  5
- Model Name Designation
  5
- Applicable Model
  5
- General Feature
  7
- Important Safety and Service Information
  8
- Rotating Parts
  8
- Hot Parts
  8
- Electric Shock
  8
- Propeller
  8
- Handling of Gasoline
  8
- Ventilation
  8
- Parts, Lubricants, and Sealants
  9
- Self-Protection
  9
- Handling of Gas Torch
  9
- Lifting Outboard Motors
  9
- Handling of Lubricants and Sealants
  10
- Special Service Tools
  10
- Tightening Torque
  10
- Non-Reusable Parts
  10
- Disassembly and Assembly
  10
- Disposal of Used Components and Chemicals
  11
- How to Use this Manual
  12
- Manual Format
  12
- Abbreviation
  13
- Conditions When Testing and Adjusting
  13
- Color Code
  14
- Specified Tightening Torque
  14
- General Tightening Torque
  14
- Symbol
  15
- Specification Symbol
  15
- Lubricant, Sealant, and Thread Locking Agent Symbol
  15
- Special Service Tool
  17
- Specification
  24
  - Specification Data
    25
  - External Dimensions
    25
  - Clamp Bracket Dimensions
    27
Technical Feature and Description

28
- Technical Feature and Description
  29
- Electronic Control System
  30
- Electrical Components
  33
- Fail-Safe
  35
- Crate Top Cover
  37
- Rigging Information
  37
- Bracket Unit
  38
- SBW (Steer by Wire) System
  38
- System Diagram
  39
- Structure
  41
- Operation
  42
- Outboard Motor Manual Steering Method
  43
- PTT Sensor
  44
- PTT Totaltilt
  45
- Bushing of the Drive Shaft
  47
- Upper Case
  47
- Lower Unit
  48
- Split-Type Drive Shaft
  48
- Reverse Thrust
  49
- Engine ECM
  50
- Fuel System
  50
- High-Pressure Fuel Pump Control
  50
- Low-Pressure Fuel Pump Control
  50
- PTT Protection Control
  50
- Fuel Diagram
  51
- Lubrication Diagram
  53
- Lubrication System
  53
- Cooling Diagram
  55
- Cooling System
  55
- Intake and Exhaust Diagram
  57
- Intake and Exhaust System
  57
- Fuel Hose and Blowby Hose
  58
- Hose Routing
  58
- Pressure Regulator Hose, Vapor Gas Hose, and Intake Air Pressure Sensor Hose
  59
- Cooling Water Hose
  60
Rigging Information 0

61
- Rigging Information
  62
- Important Reminder on Rigging
  63
- Outboard Motor Mounting Instructions
  63
- Crate Handling
  64
- Crate Top Cover Symbol Description
  64
- Uncrating
  65
- Uncrating Procedure
  65
- Installing the Outboard Motor
  66
- Outboard Motor Mounting
  66
- Installing the Battery Cable
  70
- Installing the Main Wire Harness
  70
- Installing the Rigging Grommet
  70
- Rigging Grommet Description
  70
- Rigging Grommet Mounting
  70
- Installing the Isolator Lead
  71
- Installing the SCU Communication Lead
  71
- Optional Equipment
  71
- Battery Installation
  72
- Single Outboard Motor Application (Single Station)
  73
- System Diagram
  73
- Twin Outboard Motor Application (Single Station)
  76
- Triple Outboard Motor Application (Single Station)
  79
- Quad Outboard Motor Application (Single Station)
  82
- Single Outboard Motor Application (Dual Station)
  85
- Twin Outboard Motor Application (Dual Station)
  88
- Triple Outboard Motor Application (Dual Station)
  91
- Quad Outboard Motor Application (Dual Station)
  95
- Digital Electronic Control
  99
- Digital Electronic Control System Reset
  99
- Setting the Tilt Limiter
  100
- Tilt Limiter
  100
- Clearing the Tilt Limiter
  101
- Calibration (6X9 Digital Electronic Control)
  102
- CL5 Display Calibration
  102
- Configuring the Number of Outboard Motors
  102
- Deactivating the Tilt Limiter
  102
- Accessing the Calibration Menu
  103
- Steering Sensor
  104
- Toe Adjust
  106
  - Adjustment Settings
    107
- Lock to Lock
  108
- Friction Set
  110
- Battery Cable Length
  111
- Rigging Recommendation
  111
- Propeller Selection
  112
Troubleshooting 0

115
- Connecting the Communication Cable
  116
- Ydis
  116
- ECM Reprogramming
  118
- Outboard Motor Troubleshooting
  119
- Troubleshooting Procedure
  119
- Troubleshooting the Power Unit Using the YDIS
  119
- Trouble Code and Checking Step
  122
- Troubleshooting Procedure (Trouble Code Not Detected)
  136
- Troubleshooting the Power Unit
  136
- Troubleshooting the PTT Unit
  142
- Troubleshooting the Lower Unit
  143
- Electrical System
  145
  - Fuse Holder
    150
  - Bottom Cowling
    156
  - ECM Coupler Layout
    163
  - Checking the Electrical Component
    165
  - Measuring the Peak Voltage
    165
  - Checking the Engine ECM Circuit
    167
  - Checking the ETV and TPS
    168
  - Checking the OCV
    173
  - Checking the Fuel Injector
    175
  - Checking the Low-Pressure Fuel Pump and High-Pressure Fuel Pump
    176
  - Checking the High-Pressure Fuel Pump Relay
    177
  - Checking the Ignition Coil
    181
  - Checking the Engine Shut-Off Switch
    186
  - Checking the Power Switch
    187
  - Starter Motor
    189
  - Removing the Starter Motor
    190
  - Disassembling the Starter Motor
    190
  - Checking the Starter Motor Pinion
    190
  - Checking the Armature (Starter Motor)
    190
  - Assembling the Starter Motor
    192
  - PTT System
    194
Fuel System 0

198
- Fuel System
  199
- Disconnecting the Quick Connector
  200
- Reducing the Fuel Pressure
  200
- Measuring the Fuel Pressure
  201
- Checking the Pressure Regulator
  202
- Fuel Filter Assembly
  205
- Checking the Fuel Cup Assembly
  206
- Checking the Fuel Filter Assembly
  206
- Checking the Fuel Filter Element
  206
- Removing the Fuel Filter Assembly
  206
- Assembling the Fuel Filter
  207
- Checking the Primer Pump
  207
- Installing the Fuel Filter
  207
- Intake Manifold
  209
- Checking the Intake Manifold
  210
- Installing the Intake Manifold
  210
- Installing the Intake Silencer
  211
- Etv
  212
- Checking the ETV
  213
- Checking the Intake Air Pressure Sensor
  213
- Installing the ETV and Surge Tank
  213
- Canister
  215
- Checking the Canister
  216
- Checking the Canister Check Valve
  216
- Installing the Canister
  216
- Low-Pressure Fuel Pump
  218
- Installing the Low-Pressure Fuel Pump
  219
- Vapor Separator and Vapor Shut-Off Valve
  220
- Checking the Vapor Shut-Off Valve
  221
- Draining the Fuel
  221
- Installing the Vapor Separator
  221
- Vapor Separator and High-Pressure Fuel Pump
  223
- Checking the Check Valve
  225
- Checking the High-Pressure Fuel Pump
  225
- Checking the Vapor Separator
  225
- Assembling the Vapor Separator
  226
- Fuel Injector
  228
- Checking the Fuel Rail
  229
- Installing the Fuel Injector
  229
Power Unit

230
- Power Unit
  231
- Checking the Compression Pressure
  233
- Checking the Oil Pressure
  233
- Checking the Pulser Coil Air Gap
  234
- Checking the Valve Clearance
  234
- Adjusting the Valve Clearance
  236
- Power Unit Assembly
  239
- Removing the Power Unit
  240
- Installing the Power Unit
  242
- Flywheel Magneto
  246
- Installing the Flywheel Magneto
  247
- Removing the Flywheel Magneto
  247
- Wire Harness
  249
- Installing the Wire Harness
  250
- Fuse Box
  253
- Junction Box
  254
- Installing the Junction Box
  256
- Installing the Rectifier/Regulator/Isolator
  256
- Starter Motor
  258
- Installing the Starter Motor
  259
- Engine ECM
  260
- Ignition Coil and Spark Plug
  261
- Checking the Spark Plug
  262
- Shift Actuator
  263
- Assembling the Shift Actuator Assembly
  264
- Installing the Shift Actuator Assembly
  264
- Timing Belt
  265
- Removing the Timing Belt
  266
- Checking the Timing Belt
  267
- Installing the Timing Belt
  267
- Camshaft
  270
- Removing the Camshaft, VCT Assembly, and Driven Sprocket
  271
- Checking the Camshaft
  273
- Checking the Sprocket
  273
- Checking the Valve Lifter
  273
- Checking the Camshaft Journal Oil Clearance
  274
- Checking the Camshaft Journal Outside Diameter and Camshaft Journal Inside Diameter
  275
- Installing the Camshaft, VCT Assembly, and Driven Sprocket
  275
- Cylinder Head
  281
- Disassembling the Cylinder Head
  282
- Removing the Cylinder Head
  282
- Checking the Cylinder Head
  283
- Checking the Cylinder Head Bolt
  283
- Checking the Valve Spring
  283
- Checking the Valve
  284
- Checking the Valve Guide
  285
- Replacing the Valve Guide
  285
- Checking the Valve Seat
  286
- Refacing the Valve Seat
  287
- Assembling the Cylinder Head
  289
- Checking the Cylinder Head Anode
  289
- Installing the Cylinder Head
  291
- Oil Cooler and Oil Pump Assembly
  293
- Checking the Oil Cooler
  294
- Checking the Oil Cooler Anode
  294
- Checking the Oil Pump
  294
- Removing the Oil Filter
  294
- Assembling the Oil Pump
  295
- Installing the Oil Cooler
  296
- Installing the Oil Pump Assembly
  296
- Installing the Oil Filter
  297
- Cylinder Block Sensor and Switch
  299
- Checking the Cooling Water Cover Anode
  301
- Checking the Thermostat
  301
- Installing the Thermostat
  301
- Installing the Cooling Water Cover
  302
- Installing the Knock Sensor
  303
- Installing the Pulley Bracket
  303
- Cylinder Block
  304
- Disassembling the Cylinder Block
  305
- Checking the Cylinder Bore
  306
- Checking the Piston Diameter
  306
- Checking the Piston Clearance
  307
- Checking the Piston Ring
  307
- Checking the Piston Ring End Gap
  307
- Checking the Piston Pin Boss Inside Diameter
  308
- Checking the Piston Ring Groove
  308
- Checking the Piston Ring Side Clearance
  308
- Checking the Connecting Rod Small End Inside Diameter and Big End Inside Diameter
  309
- Checking the Piston Pin Diameter
  309
- Checking the Connecting Rod Big End Side Clearance
  310
- Checking the Crankshaft
  310
- Checking the Big End Oil Clearance
  311
- Checking the Crankcase Bolt
  311
- Selecting the Crankshaft Pin Bearing
  312
- Crankshaft Pin Bearing Selection Table
  314
- Checking the Journal Oil Clearance
  315
- Selecting the Crankshaft Journal Bearing
  316
- Crankshaft Journal Bearing Selection Table
  318
- Assembling the Cylinder Block
  319
- Checking the Cylinder Block Anode
  319
Lower Unit 0

323
- Lower Unit
  324
- Assembling the Propeller (Shift Dampener System [SDS] Propeller)
  327
- Checking the Propeller
  327
- Disassembling the Propeller (Shift Dampener System [SDS] Propeller)
  327
- Propeller
  327
- Removing the Propeller
  327
- Installing the Propeller
  328
- Lower Unit
  329
- Checking the Lower Unit Anode
  330
- Removing the Lower Unit
  330
- Checking the Lower Unit for Leakage
  331
- Installing the Lower Unit
  331
- Extension (Except for X-Transom Model)
  333
- Assembling the Extension
  334
- Checking the Extension
  334
- Installing the Extension
  334
- Water Pump and Shift Rod
  335
- Checking the Intermediate Drive Shaft
  336
- Checking the Shift Rod
  336
- Checking the Water Pump
  336
- Removing the Water Pump and Shift Rod
  336
- Assembling the Water Pump Housing
  337
- Installing the Shift Rod
  338
- Installing the Water Pump
  338
- Propeller Shaft Housing (Regular Rotation Model)
  340
- Removing the Propeller Shaft Housing Assembly
  342
- Disassembling the Propeller Shaft Assembly
  343
- Disassembling the Propeller Shaft Housing Assembly
  343
- Disassembling the Reverse Gear
  343
- Assembling the Propeller Shaft Assembly
  344
- Checking the Dog Clutch
  344
- Checking the Propeller Shaft
  344
- Checking the Propeller Shaft Housing
  344
- Checking the Reverse Gear
  344
- Assembling the Propeller Shaft Housing Assembly
  345
- Assembling the Reverse Gear
  345
- Installing the Propeller Shaft Housing Assembly
  348
- Drive Shaft and Lower Case (Regular Rotation Model)
  350
- Disassembling the Drive Shaft
  351
- Disassembling the Oil Seal Housing
  351
- Removing the Drive Shaft
  351
- Removing the Forward Gear
  351
- Disassembling the Forward Gear
  352
- Checking the Drive Shaft
  353
- Checking the Forward Gear
  353
- Checking the Pinion
  353
- Disassembling the Lower Case
  353
- Assembling the Drive Shaft
  354
- Checking the Lower Case
  354
- Assembling the Forward Gear
  356
- Assembling the Lower Case
  356
- Assembling the Oil Seal Housing
  357
- Installing the Forward Gear
  358
- Shimming (Regular Rotation Model)
  360
- Shimming Workflow
  360
- Shimming Check Sheet
  361
- Shimming Procedure
  362
- Shim Location
  363
- Selecting the Forward Gear Shim (T1) and Reverse Gear Shim (T2)
  364
- Selecting the Pinion Shim (T3)
  364
- Measuring the Forward Gear Backlash and Reverse Gear Backlash
  366
- Selecting the Propeller Shaft Shim (T4)
  370
- Propeller Shaft Housing (Counter Rotation Model)
  372
- Disassembling the Forward Gear
  374
- Disassembling the Propeller Shaft Housing Assembly
  374
- Removing the Propeller Shaft Housing Assembly
  374
- Assembling the Propeller Shaft Housing and Forward Gear
  375
- Checking the Dog Clutch
  375
- Checking the Forward Gear
  375
- Checking the Propeller Shaft
  375
- Checking the Propeller Shaft Housing
  375
- Installing the Propeller Shaft Housing Assembly
  377
- Drive Shaft and Lower Case (Counter Rotation Model)
  378
- Removing the Drive Shaft
  379
- Removing the Reverse Gear
  379
  - Shimming (Counter Rotation Model)
    380

Yamaha F300B Owner's Manual (110 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 5 MB

Important Manual Information
3
Table of Contents
5
Safety Information

8
- Outboard Motor Safety
  8
  - Propeller
    8
  - Rotating Parts
    8
  - Hot Parts
    8
  - Electric Shock
    8
  - Power Trim and Tilt
    8
  - Engine Shut-Off Cord (Lanyard)
    8
  - Gasoline
    8
  - Gasoline Exposure and Spills
    9
  - Carbon Monoxide
    9
  - Modifications
    9
- Boating Safety
  9
  - Alcohol and Drugs
    9
  - Personal Flotation Devices (Pfds)
    9
  - People in the Water
    9
  - Passengers
    9
  - Overloading
    9
  - Avoid Collisions
    10
  - Weather
    10
  - Passenger Training
    10
  - Boating Safety Publications
    10
  - Laws and Regulations
    10
General Information

11
- Identification Numbers Record
  11
- EC Declaration of Conformity (Doc)
  12
- CE Marking
  12
- Compliance Mark and Manufactured Date Label
  13
- Read Manuals and Labels
  14
  - Warning Labels
    14
Specifications and Requirements

17
- Specifications
  17
- Installation Requirements
  19
  - Boat Horsepower Rating
    19
  - Mounting Outboard Motor
    19
  - Yamaha Security System
    19
- Digital Electronic Control Requirements
  19
- Battery Requirements
  20
  - Battery Specifications
    20
  - Mounting Battery
    20
  - Multiple Batteries
    20
- Propeller Selection
  20
  - Counter Rotation Models
    21
- Start-In-Gear Protection
  21
- Engine Oil Requirements
  21
- Fuel Requirements
  22
  - Gasoline
    22
- Anti-Fouling Paint
  23
- Outboard Motor Disposal Requirements
  23
- Emergency Equipment
  23
- Emission Control Information
  23
  - Star Labels
    24
Components

26
- Components Diagram
  26
Instruments and Indicators

40
- 6Y9 Multifunction Color Gauge
  40
  - YAMAHA SECURITY SYSTEM Indicator
    40
  - Engine Warm-Up Indicator
    40
  - Engine Synchronization Indicator
    40
  - Overheat Alert
    41
  - Low Oil Pressure-Alert
    41
  - Water Separator Alert
    42
  - Low Battery Voltage-Alert
    42
  - Engine Trouble Alert
    42
- 6Y8 Multifunction Meters
  43
- 6Y8 Multifunction Tachometers
  43
  - Yamaha Security System Information
    44
  - Low Oil Pressure-Alert
    45
  - Overheat Alert
    45
  - Water Separator Alert
    46
  - Engine Trouble Alert
    46
  - Low Battery Voltage-Alert
    47
- 6Y8 Multifunction Speed & Fuel Meters
  47
- 6Y8 Multifunction Speedometers
  48
- 6Y8 Multifunction Fuel Management Meters
  49
- Optional Meters
  49
Engine Control System

51
- Alert System
  51
  - Digital Electronic Control Alert
    51
  - Overheat Alert
    51
  - Low Oil Pressure Alert
    52
  - Water Separator Alert
    53
Installation

55
- Mounting the Outboard Motor
  55
Operation

57
- First-Time Operation
  57
  - Filling Engine Oil
    57
  - Breaking in Engine
    57
  - Getting to Know Your Boat
    57
- Checks before Starting Engine
  58
  - Fuel Level
    58
  - Removing Top Cowling
    58
  - Fuel System
    58
  - Controls
    59
  - Engine Shut-Off Cord (Lanyard)
    59
  - Engine Oil
    59
  - Outboard Motor
    60
  - Flushing Device
    60
  - Installing Top Cowling
    60
  - Checking Power Trim and Tilt System
    62
  - Battery
    62
- Filling Fuel
  63
- Operating Engine
  63
  - Sending Fuel
    63
  - Starting Engine
    63
- Checks after Starting Engine
  66
  - Cooling Water
    66
- Warming up Engine
  66
  - Electric Start Models
    66
- Checks after Engine Warm up
  66
  - Shifting
    66
  - Stop Switches
    66
- Stopping Boat
  67
- Trolling
  67
  - Adjusting Trolling Speed
    67
- Stopping Engine
  68
  - Procedure for Stopping Engine
    68
- Trimming Outboard Motor
  69
  - Adjusting Trim Angle (Power Trim and Tilt)
    69
  - Adjusting Boat Trim
    70
- Tilting up and down
  71
  - (Power Trim and Tilt Models)
    71
  - (Power Trim and Tilt Models)
    72
- Shallow Water
  73
  - Cruising in Shallow Water
    73
- Operating in Other Conditions
  74

Yamaha Categories

Motorcycle Musical Instrument Electronic Keyboard Receiver Amplifier

More Yamaha Manuals

Yamaha F300B Manuals

Yamaha F300B Service Manual (576 pages)

Table of Contents

Table of Contents

Spec Specification 1

Model Feature

Model Data

Electrical System Technical Data

Fuel System Technical Data

Power Unit Technical Data

Lower Unit Technical Data

Bracket Unit Technical Data

Specified Tightening Torque

General Tightening Torque

Tech Fea Technical Features and Description 2

Technical Features and Description

Electronic Control System

Y-Cop

Power Unit System

Fuel System

Lubrication System

Cooling System

Intake and Exhaust System

Lower Unit

Rig Ging Rigging Information 3

Rigging Information

Outboard Motor Installation

Dimension

Crate Top Cover Pictograph Description

Uncrating Procedure

Outboard Motor Mounting

Rigging Grommet Mounting

Optional Equipment

Installing Y-COP (Optional in Non-European Markets)

Installing the Digital Electronic Control Box and Switch Panel

Battery Installation

Digital Network System Diagram

Digital Electronic Control System Reset

Trbl Shtg Troubleshooting 4

Troubleshooting

Ydis

Troubleshooting the Power Unit

Elec Electrical System 5

Electrical Component

Electrical System

Wiring Harness Routing

Circuit Diagram

ECM Coupler Layout

Checking the Electrical Component

Engine Control Unit and Component

Fuel Control Unit and Component

Charging Unit and Component

Ignition Unit and Component

Starting Unit and Component

Starter Motor

6Y9 Multifunction Color Gauge Sensor

Outboard Motor and Digital Electronic Control Connection

PTT Electrical System

Fuel Fuel System 6

Hose Routing

Fuel System

Fuel System

Fuel Filter Assembly

Intake Manifold

Throttle Body

Canister

Low-Pressure Fuel Pump

Vapor Separator

Fuel Injector

Powr Power Unit 7

Power Unit (Check and Adjustment)

Power Unit

Flywheel Magnet

Wiring Harness

Junction Box

Starter Motor

Engine ECM

Shift Actuator

Timing Belt

Camshaft