Yamaha F250B Manuals

Manuals and User Guides for Yamaha F250B. We have 6 Yamaha F250B manuals available for free PDF download: Service Manual, Owner's Manual, Hot Sheet

Yamaha F250B 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 F250B Owner's Manual (122 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 8 MB

Table of Contents
4
Safety Information
7
Outboard Motor Safety
7
Propeller
7
Rotating Parts
7
Hot Parts
7
Electric Shock
7
Power Trim and Tilt
7
Engine Shut-Off Cord (Lanyard)
7
Gasoline
7
Gasoline Exposure and Spills
7
Carbon Monoxide
8
Modifications
8
Boating Safety
8
Alcohol and Drugs
8
Personal Flotation Devices
8
People in the Water
8
Passengers
8
Overloading
8
Avoid Collisions
8
Weather
9
Accident Reporting
9
Boat Education and Training
9
Passenger Training
9
Boating Safety Publications
9
Laws and Regulations
10
Boating Organizations
10
Basic Boating Rules (Rules of the Road)
10
Steering and Sailing Rules and Sound Signals
10
Rules When Encountering Vessels
11
Other Special Situations
12
General Information
15
Identification Numbers Record
15
Outboard Motor Serial Number
15
Digital Electronic Control Serial Number
15
Key Number
16
EC Declaration of Conformity (Doc)
16
CE Marking
16
Read Manuals and Labels
18
Warning Labels
18
Specifications and Requirements
21
Specifications
21
Installation Requirements
22
Boat Horsepower Rating
22
Mounting Motor
22
Digital Electronic Control Requirements
22
Battery Requirements
23
Specifications of Battery
23
Mounting Battery
23
Multiple Batteries
23
Propeller Selection
23
Counter Rotation Models
24
Start-In-Gear Protection
24
Engine Oil Requirements
24
Fuel Requirements
25
Gasoline
25
Ring Free Fuel Additive
25
Muddy or Acidic Water
26
Anti-Fouling Paint
26
Motor Disposal Requirements
26
Emergency Equipment
26
Emission Control Information
26
North American Models
26
Star Labels
27
Components
29
Components Diagram
29
Digital Electronic Control
33
Digital Electronic Control-Active Indicator
34
Digital Electronic Control-Alert Indicator
35
Control Lever
36
Neutral Interlock Trigger
36
Free Throttle Switch
37
Throttle Friction Adjuster
38
Station Selector Switch
39
Engine Selector Switch
39
Engine Shut-Off Cord (Lanyard) and Clip
39
Main Switch
41
Starter Button
42
Engine Stop Button
42
Power Trim and Tilt Switch on Digital Electronic Control
43
Power Trim and Tilt Switch on Bottom Engine Cowling
43
Power Trim and Tilt Switches
44
Trim Tab with Anode
44
Tilt Support Lever for Power Trim and Tilt Model
45
Cowling Lock Lever (Pull up Type)
45
Flushing Device
46
Fuel Filter/Water Separator
46
Instruments and Indicators
48
Command Link Multifunction Meters
48
Command Link Multifunction Tachometers
48
Start-Up Checks
49
Adjusting Trolling Speed
49
Low Oil Pressure-Alert
49
Overheat Alert
50
Water Separator Alert
50
Engine Trouble Alert
51
Low Battery Voltage-Alert
51
Command Link Multifunction Speed & Fuel Meters
52
Command Link Multifunction Speedometers
53
Command Link Multifunction Fuel Management Meters
53
Engine Control System
55
Alert System
55
Digital Electronic Control Alert
55
Overheat Alert
55
Low Oil Pressure Alert
57
Installation
58
Mounting the Outboard Motor
58
Operation
60
First-Time Operation
60
Fill Engine Oil
60
Breaking in Engine
60
Getting to Know Your Boat
60
Checks before Starting Engine
60
Fuel Level
60
Remove Cowling
61
Fuel System
61
Controls
61
Engine Shut-Off Cord (Lanyard)
62
Engine Oil
63
Engine
63
Flushing Device
63
Install Cowling
64
Checking Power Trim and Tilt System
65
Battery
66
Filling Fuel
66
Operating Engine
66
Sending Fuel
66
Change of Station
66
Starting Engine
67
Checks after Starting Engine
71
Cooling Water
71
Warming up Engine
72
Electric Start Models
72
Checks after Engine Warm-Up
72
Shifting
72
Stop Switches
72
Selecting Outboard Motor (Triple Engine)
72
Shifting
74
Stopping Boat
75
Operating the Port / Center / Starboard Engine
75
Boat Direction
78
Stopping Engine
80
Procedure for Single Station Models
80
Procedure for Dual Station Models (Main Station)
81
Procedure for Dual Station Models (Sub Station)
81

Yamaha F250B Owner's Manual (122 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 6 MB

Table of Contents
4
Safety Information

7
- Outboard Motor Safety
  7
  - Propeller
    7
  - Rotating Parts
    7
  - Hot Parts
    7
  - Electric Shock
    7
  - Power Trim and Tilt
    7
  - Engine Shut-Off Cord (Lanyard)
    7
  - Gasoline
    7
  - Gasoline Exposure and Spills
    7
  - Carbon Monoxide
    8
  - Modifications
    8
- Boating Safety
  8
  - Alcohol and Drugs
    8
  - Personal Flotation Devices
    8
  - People in the Water
    8
  - Passengers
    8
  - Overloading
    8
  - Avoid Collisions
    8
  - Weather
    9
  - Accident Reporting
    9
  - Boat Education and Training
    9
  - Passenger Training
    9
  - Boating Safety Publications
    9
  - Laws and Regulations
    10
- Boating Organizations
  10
- Basic Boating Rules (Rules of the Road)
  10
General Information

15
- Identification Numbers Record
  15
- Read Manuals and Labels
  17
  - Warning Labels
    17
Specifications and Requirements

20
- Specifications
  20
- Installation Requirements
  21
  - Boat Horsepower Rating
    21
  - Mounting Motor
    21
- Digital Electronic Control Requirements
  21
- Battery Requirements
  22
  - Specifications of Battery
    22
  - Mounting Battery
    22
  - Multiple Batteries
    22
- Propeller Selection
  22
  - Counter Rotation Models
    23
- Start-In-Gear Protection
  23
- Engine Oil Requirements
  23
- Fuel Requirements
  24
  - Gasoline
    24
  - Ring Free Fuel Additive
    24
- Muddy or Acidic Water
  25
- Anti-Fouling Paint
  25
- Motor Disposal Requirements
  25
- Emergency Equipment
  25
- Emission Control Information
  25
  - North American Models
    25
  - Star Labels
    26
Components

28
- Components Diagram
  28
Instruments and Indicators

47
Engine Control System

54
- Alert System
  54
  - Digital Electronic Control Alert
    54
  - Overheat Alert
    54
  - Low Oil Pressure Alert
    56
Installation

57
- Mounting the Outboard Motor
  57
Operation

59
- First-Time Operation
  59
  - Fill Engine Oil
    59
  - Breaking in Engine
    59
  - Getting to Know Your Boat
    59
- Checks before Starting Engine
  59
  - Fuel Level
    60
  - Remove Cowling
    60
  - Fuel System
    60
  - Controls
    61
- Engine Shut-Off Cord (Lanyard)
  61
- Engine Oil
  62
- Engine
  62
- Flushing Device
  62
- Install Cowling
  63
- Checking Power Trim and Tilt System
  64
- Battery
  65
- Filling Fuel
  65
- Operating Engine
  65
  - Priming Fuel System
    65
  - Change of Station
    65
  - Starting Engine
    66
- Checks after Starting Engine
  70
  - Cooling Water
    70
- Warming up Engine
  71
  - Electric Start Models
    71
- Checks after Engine Warm-Up
  71
  - Shifting
    71
  - Stop Switches
    71
- Selecting Outboard Motor (Triple Engine)
  71
- Shifting
  73
- Stopping Boat
  74
- Operating the Port / Center / Starboard Engine
  74
- Boat Direction
  77
- Stopping Engine
  79
- Trimming Outboard Motor
  80
  - Adjusting Trim Angle (Power Trim and Tilt)
    81
  - Adjusting Boat Trim
    82
- Tilting up and down
  83

Yamaha F250B Owner's Manual (112 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 7 MB

Table of Contents
4
Safety Information

7
- Outboard Motor Safety
  7
  - Propeller
    7
  - Rotating Parts
    7
  - Hot Parts
    7
  - Electric Shock
    7
  - Power Trim and Tilt
    7
  - Engine Shut-Off Cord (Lanyard)
    7
  - Gasoline
    7
  - Gasoline Exposure and Spills
    7
  - Carbon Monoxide
    8
  - Modifications
    8
- Boating Safety
  8
  - Alcohol and Drugs
    8
  - Personal Flotation Devices
    8
  - People in the Water
    8
  - Passengers
    8
  - Overloading
    8
  - Avoid Collisions
    8
  - Weather
    9
  - Passenger Training
    9
  - Boating Safety Publications
    9
  - Laws and Regulations
    9
General Information

10
- Identification Numbers Record
  10
- EC Declaration of Conformity (Doc)
  11
- CE Marking
  11
- Read Manuals and Labels
  13
  - Warning Labels
    13
Specifications and Requirements

16
- Specifications
  16
- Installation Requirements
  17
  - Boat Horsepower Rating
    17
  - Mounting Motor
    17
- Digital Electronic Control Requirements
  18
- Battery Requirements
  18
  - Battery Specifications
    18
  - Mounting Battery
    18
  - Multiple Batteries
    18
- Propeller Selection
  18
  - Counter Rotation Models
    19
- Start-In-Gear Protection
  19
- Engine Oil Requirements
  19
- Fuel Requirements
  20
  - Gasoline
    20
- Muddy or Acidic Water
  20
- Anti-Fouling Paint
  20
- Motor Disposal Requirements
  20
- Emergency Equipment
  20
- Emission Control Information
  21
  - North American Models
    21
  - Star Labels
    21
Components

23
- Components Diagram
  23
Instruments and Indicators

42
- 6Y8 Multifunction Meters
  42
- 6Y8 Multifunction Tachometers
  42
  - Start-Up Checks
    43
  - Adjusting Trolling Speed
    43
  - Low Oil Pressure-Alert
    43
  - Overheat Alert
    44
  - Water Separator Alert
    44
  - Engine Trouble Alert
    45
  - Low Battery Voltage-Alert
    45
- 6Y8 Multifunction Speed & Fuel Meters
  46
- 6Y8 Multifunction Speedometers
  47
- 6Y8 Multifunction Fuel Management Meters
  47
Engine Control System

49
- Alert System
  49
  - Digital Electronic Control Alert
    49
  - Overheat Alert
    49
  - Low Oil Pressure Alert
    51
Installation

52
- Mounting the Outboard Motor
  52
Operation

54
- First-Time Operation
  54
  - Fill Engine Oil
    54
  - Breaking in Engine
    54
  - Getting to Know Your Boat
    54
- Checks before Starting Engine
  54
  - Fuel Level
    54
  - Remove Cowling
    55
  - Fuel System
    55
  - Controls
    55
  - Engine Shut-Off Cord (Lanyard)
    56
  - Engine Oil
    57
  - Engine
    57
  - Flushing Device
    57
  - Install Cowling
    58
  - Checking Power Trim and Tilt System
    59
  - Battery
    60
- Filling Fuel
  60
- Operating Engine
  60
  - Sending Fuel
    60
  - Change of Station
    60
  - Starting Engine
    61
- Checks after Starting Engine
  65
  - Cooling Water
    65
- Warming up Engine
  66
  - Electric Start Models
    66
- Checks after Engine Warm-Up
  66
  - Shifting
    66
  - Stop Switches
    66
- Selecting Outboard Motor (Triple Engine)
  66
- Shifting
  68
- Stopping Boat
  69
- Operating the Port / Center / Starboard Engine
  69
- Boat Direction
  72
- Stopping Engine
  74
- Trimming Outboard Motor
  75
  - Adjusting Trim Angle (Power Trim and Tilt)
    76
  - Adjusting Boat Trim
    77
- Tilting up and down
  78
  - Procedure for Tilting up (Power Trim and Tilt Models)
    78
  - Procedure for Tilting down (Power Trim and Tilt Models)
    80
- Shallow Water
  81
  - Power Trim and Tilt Models
    81
- Cruising in Other Conditions
  83

Yamaha F250B Owner's Manual (100 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 6 MB

Table of Contents
4
Safety Information

7
- Outboard Motor Safety
  7
  - Propeller
    7
  - Rotating Parts
    7
  - Hot Parts
    7
  - Electric Shock
    7
  - Power Trim and Tilt
    7
  - Engine Shut-Off Cord (Lanyard)
    7
  - Gasoline
    7
  - Gasoline Exposure and Spills
    7
  - Carbon Monoxide
    8
  - Modifications
    8
- Boating Safety
  8
  - Alcohol and Drugs
    8
  - Personal Flotation Devices
    8
  - People in the Water
    8
  - Passengers
    8
  - Overloading
    8
  - Avoid Collisions
    8
  - Weather
    9
  - Passenger Training
    9
  - Boating Safety Publications
    9
  - Laws and Regulations
    9
General Information

10
- Identification Numbers Record
  10
- C-Tick Label
  11
- Read Manuals and Labels
  12
  - Warning Labels
    12
Specifications and Requirements

15
- Specifications
  15
- Installation Requirements
  16
  - Boat Horsepower Rating
    16
  - Mounting Motor
    16
- Digital Electronic Control Requirements
  16
- Battery Requirements
  17
  - Battery Specifications
    17
  - Mounting Battery
    17
  - Multiple Batteries
    17
- Propeller Selection
  17
  - Counter Rotation Models
    18
- Start-In-Gear Protection
  18
- Engine Oil Requirements
  18
- Fuel Requirements
  19
  - Gasoline
    19
- Muddy or Acidic Water
  19
- Anti-Fouling Paint
  19
- Motor Disposal Requirements
  19
- Emergency Equipment
  19
- Emission Control Information
  20
  - U.S. Insular Areas
    20
Components

21
- Components Diagram
  21
Instruments and Indicators

36
- 6Y8 Multifunction Meters
  36
- 6Y8 Multifunction Tachometers
  36
  - Start-Up Checks
    36
  - Adjusting Trolling Speed
    37
  - Low Oil Pressure-Alert
    37
  - Overheat Alert
    37
  - Water Separator Alert
    38
  - Engine Trouble Alert
    38
  - Low Battery Voltage-Alert
    38
- 6Y8 Multifunction Speed & Fuel Meters
  38
- 6Y8 Multifunction Speedometers
  39
- 6Y8 Multifunction Fuel Management Meters
  40
Engine Control System

41
- Alert System
  41
  - Digital Electronic Control Alert
    41
  - Overheat Alert
    41
  - Low Oil Pressure Alert
    42
Installation

44
- Mounting the Outboard Motor
  44
Operation

46
- First-Time Operation
  46
  - Fill Engine Oil
    46
  - Breaking in Engine
    46
  - Getting to Know Your Boat
    46
- Checks before Starting Engine
  46
  - Fuel Level
    46
  - Remove Cowling
    47
  - Fuel System
    47
  - Controls
    47
  - Engine Shut-Off Cord (Lanyard)
    48
  - Engine Oil
    48
  - Engine
    49
  - Flushing Device
    49
  - Install Cowling
    49
  - Checking Power Trim and Tilt System
    50
  - Battery
    51
- Filling Fuel
  51
- Operating Engine
  52
  - Sending Fuel
    52
  - Starting Engine
    52
- Checks after Starting Engine
  55
  - Cooling Water
    55
- Warming up Engine
  55
  - Electric Start Models
    55
- Checks after Engine Warm up
  55
  - Shifting
    55
  - Stop Switches
    55
- Selecting Outboard Motor (Triple Engine)
  55
- Shifting
  57
- Stopping Boat
  59
- Operating the Port / Center / Starboard Engine
  59
- Boat Direction
  62
- Stopping Engine
  64
  - Procedure for Stopping Engine
    64
- Trimming Outboard Motor
  65
  - Adjusting Trim Angle (Power Trim and Tilt)
    65
  - Adjusting Boat Trim
    66
- Tilting up and down
  67
  - Procedure for Tilting up (Power Trim and Tilt Models)
    68
  - Procedure for Tilting down (Power Trim and Tilt Models)
    70
- Shallow Water
  70
  - Power Trim and Tilt Models
    70
- Cruising in Other Conditions
  72

Yamaha F250B Hot Sheet (9 pages)

Command Link Controls and Gauges

Brand: Yamaha | Category: Outboard Motor | Size: 1 MB

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