Yamaha F15BMH Manuals

Manuals and User Guides for Yamaha F15BMH. We have 1 Yamaha F15BMH manual available for free PDF download: Service Manual

Yamaha F15BMH Service Manual

Yamaha F15BMH Service Manual (180 pages)

Brand: Yamaha | Category: Engine | Size: 12.16 MB

Table of Contents

General Information

3
- Table of Contents
  3
- General Information
  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
- Selection
  10
- Propeller Size
  10
- Serial Number
  10
- Propeller Selection
  10
- Identification
  10
- Applicable Model
  10
- Predelivery Checks
  11
- Checking the Fuel System
  11
- Checking the Engine Oil Level
  11
- Checking the Gear Oil
  11
- Checking the Outboard Motor Mounting Height
  11
- Checking the Steering System
  12
- Checking the Remote Control Cables
  12
- Checking the Gearshift and Throttle Operation
  12
- Test Run
  13
- Checking the Engine Stop Lanyard Switch
  13
- Checking the Cooling Water Pilot Hole
  13
- Break-In
  14
- After Test Run
  14
Spec Specifications

15
- Specifications
  15
- General Specifications
  17
- Maintenance Specifications
  18
- Power Unit
  18
- Lower Unit
  21
- Electrical
  22
- Dimensions
  23
Table of Contents

27
- Chk Adj
  28
- Periodic Checks and Adjustments
  28
- Special Service Tools
  28
- Maintenance Interval Chart
  29
- Changing the Engine Oil
  30
- Checking the Engine Oil
  30
- Checking the Fuel Filter
  30
- Checking the Fuel Line
  30
- Fuel System
  30
- Power Unit
  30
- Replacing the Oil Filter
  31
- Checking the Timing Belt
  32
- Replacing the Timing Belt
  32
- Checking the Spark Plugs
  33
- Checking the Cooling Water Passages
  34
- Checking the Start-In-Gear Protection
  34
- Checking the Thermostat
  34
- Control System
  34
- Adjusting the Throttle Cable
  35
- Checking the Gearshift Operation
  36
- Checking the Engine Idle Speed
  37
- Bracket
  38
- Checking the Ignition Timing
  38
- Checking the Tilt Operation
  38
- Checking the Gear Oil Level
  39
- Lower Unit
  39
- Replacing the Gear Oil
  39
- Checking the Anode
  40
- Checking the Lower Unit for Air Leakage
  40
- Checking the Propeller
  40
- Chk Adj
  40
- General
  40
- Checking the Top Cowling
  41
- Lubricating the Outboard Motor
  41
Fuel Fuel System

43
- Fuel
  43
- Fuel System
  44
- Special Service Tools
  44
- Hose Routing
  45
- Fuel Line
  46
- Checking the Fuel Filter
  47
- Checking the Fuel Joint
  47
- Carburetor
  48
- Checking the Carburetor
  51
- Disassembling the Carburetor
  51
- Assembling the Carburetor
  52
- Adjusting the Pilot Screw
  53
- Adjusting the Throttle Link Rod
  53
- Fuel Pump
  54
- Checking the Fuel Pump
  55
- Disassembling the Fuel Pump
  55
- Assembling the Fuel Pump
  56
- Checking the Diaphragm and Valves
  56
Powr Power Unit

58
- Powr
  58
- Power Unit
  60
- Special Service Tools
  60
- Checking the Compression Pressure
  62
- Checking the Oil Pressure
  62
- Power Unit
  62
- Checking the Oil Pressure Switch
  63
- Checking the Valve Clearance
  63
- Checking the Spiral Spring
  71
- Disassembling the Manual Starter
  71
- Assembling the Manual Starter
  72
- Removing the Power Unit
  73
- Timing Belt and Sprockets
  76
- Removing the Timing Belt and Sprockets
  77
- Checking the Timing Belt and Sprockets
  78
- Installing the Timing Belt and Sprockets
  78
- Cylinder Head
  80
- Removing the Cylinder Head
  83
- Checking the Valve Springs
  84
- Checking the Valves
  84
- Checking the Valve Guides
  85
- Replacing the Valve Guides
  85
- Checking the Valve Seat
  86
- Refacing the Valve Seat
  87
- Checking the Rocker Arms and Rocker Arm Shaft
  88
- Checking the Camshaft
  89
- Checking the Cylinder Head
  90
- Checking the Oil Pump
  90
- Installing the Valves
  90
- Installing the Cylinder Head
  91
- Cylinder Block
  93
- Disassembling the Cylinder Block
  96
- Checking the Piston Diameter
  97
- Disassembling the Piston and Connecting Rod Assemblies
  97
- Checking the Cylinder Bore
  98
- Checking the Piston Clearance
  98
- Checking the Piston Rings
  98
- Checking the Piston Ring Grooves
  99
- Checking the Piston Ring Side Clearance
  99
- Checking the Connecting Rod Big End Side Clearance
  100
- Checking the Connecting Rod Small End Inside Diameter
  100
- Checking the Piston Pin
  100
- Checking the Piston Pin Boss Bore
  100
- Checking the Crankshaft
  101
- Checking the Crankshaft Pin Oil Clearance
  101
- Checking the Crankshaft Main Journal Oil Clearance
  102
- Selecting the Crankshaft Main Journal Bearing
  103
- Assembling the Piston and Connecting Rod Assemblies
  104
- Assembling the Cylinder Block
  106
- Installing the Power Unit
  108
Lowr Lower Unit

111
- Lowr
  111
- Lower Unit
  112
- Special Service Tools
  112
- Lower Unit
  114
- Water Pump
  117
- Removing the Lower Unit
  118
- Removing the Water Pump
  118
- Checking the Water Pump
  119
- Propeller Shaft Housing
  120
- Disassembling the Propeller Shaft Housing Assembly
  121
- Removing the Propeller Shaft Housing Assembly
  121
- Checking the Propeller Shaft
  122
- Checking the Propeller Shaft Housing
  122
- Disassembling the Propeller Shaft Assembly
  122
- Assembling the Propeller Shaft Assembly
  123
- Assembling the Propeller Shaft Housing
  123
- Drive Shaft and Lower Case
  125
- Disassembling the Lower Case
  126
- Removing the Drive Shaft and Forward Gear
  126
- Checking the Bearing Housing
  127
- Checking the Pinion Gear and Forward Gear
  127
- Assembling the Lower Case
  128
- Checking the Bearings
  128
- Checking the Drive Shaft
  128
- Checking the Lower Case
  128
- Checking the Shift Rod
  128
- Installing the Drive Shaft
  130
- Installing the Propeller Shafts Housing
  130
- Installing the Water Pump
  131
- Installing the Lower Unit
  132
- Shimming
  134
- Selecting the Forward Gear Shims
  135
- Selecting the Pinion Shims
  135
- Selecting the Reverse Gear Shims
  136
- Backlash
  137
- Measuring the Forward and Reverse Gear Backlash
  137
Brkt Bracket Unit

139
- Brkt
  139
- Special Service Tools
  140
- Tiller Handle
  141
- Bottom Cowling
  143
- Upper Case and Bracket Unit
  146
- Disassembling the Oil Pan
  152
- Disassembling the Upper Case
  152
- Assembling the Upper Case
  153
- Checking the Upper Case
  153
Elec Electrical Systems

155
- Elec
  155
- Electrical Systems
  156
- Special Service Tools
  156
- Checking the Electrical Components
  157
- Measuring Low Resistance
  157
- Measuring the Peak Voltage
  157
- Electrical Components
  158
- Top View
  158
- Starboard View
  159
- Aft View
  160
- Wiring Harness
  161
- Checking the Ignition Spark Gap
  162
- Checking the Spark Plug Caps
  162
- Ignition and Ignition Control System
  162
- Checking the Ignition Coil
  163
- Checking the Pulser Coil
  163
- Checking the Charge Coil
  164
- Checking the CDI Unit
  165
- Checking the Oil Pressure Warning Lamp
  165
- Checking the Engine Stop Lanyard Switch
  166
- Charging System
  167
- Checking the Lighting Coil
  167
- Checking the Rectifier Regulator
  167
- Ignition System
  170
- Power Unit
  170
- Trbl Shtg
  170
- Troubleshooting
  170
- Fuel System
  172
- Compression Pressure
  173
- Lower Unit
  175

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