Yamaha F20A Manuals

Manuals and User Guides for Yamaha F20A. We have 4 Yamaha F20A manuals available for free PDF download: Service Manual, Owner's Manual

Yamaha F20A Service Manual

Yamaha F20A Service Manual (445 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 8.94 MB

Table of Contents

How to Use this Manual
4
Important Information
6
Symbols
10
Systeme D'alimentation

11
- Index
  12
- Table of Contents
  13
- General Information
  14
- Identification Serial Number
  16
- Starting Serial Numbers
  16
Safety While Working

18
- Fire Prevention
  18
- Ventilation
  18
- Self-Protection
  18
- Oils, Greases and Sealing Fluids
  18
- Good Working Practices
  20
  - Safe Disassembly and Assembly
    22
  - Measuring
    24
Special Tools

24
- Outillage Special
  25
- Removal and Installation
  28
- Driver Rod (M10)
  30
- P/N. 90890-06602
  31
- P/N. 90890-06604
  31
- P/N. 90890-06605
  31
- P/N. 90890-06606
  31
- P/N. Yb-06071
  31
- (Oil Seal Installer)
  32
- 32. Ball Bearing Attachment
  32
- 90890-06615
  32
- 90890-06637
  32
- Bearing Inner Race Installer
  32
- P/N. N.a
  32
- P/N. Yb-06078
  32
- P/N. Yb-06082
  32
- P/N. Yb-06168
  32
- P/N. Yb-06219
  32
  - Specifications
    34
  - General Specifications
    36
  - Maintenance Specifications
    40
Chapitre 2 Caracteristiques D'entretien

41
- Moteur
  41
- Boitier D'helice
  47
- Partie Electricite
  47
Wartungsdaten

51
- Motor
  51
  - Dimensions
    52
  - Abmessungen
    53
  - Abmessungen der
    53
  - Abmessungen des Außenborders
    53
  - Motorhalterung
    53
  - Tightening Torques
    54
  - Inferior
    55
  - Schraubenanzugsmomente
    55
- General Tightening Torques
  58
Torsion de Apriete

59
- Torsiones de Apriete
  59
  - Periodic Inspection and Adjustment
    60
  - Protection
    60
Chapter 1 Chapter 3

62
Maintenance Interval Chart

62
- Control System Periodic Service
  66
- Fuel Filter Replacement
  66
  - Cowling
    66
  - Fuel Line
    66
    
    Fuel System Periodic Service
    66
    
    Throttle Link Rod Check
    66
  - Water Separator Drain Hole
    66
  - Idle Speed Adjustment
    68
  - Start-In-Gear Protection Device Adjustment
    68
  - Messen
    69
  - Engine Oil Level
    70
  - Engine Oil Replacement
    70
  - Power Unit
    70
Moteur Motor

71
- Valve Clearance Adjustment
  72
  - Power Trim and Tilt (PTT) System Inspection
    74
  - PTT Fluid Check
    74
  - Gear Oil Check
    76
  - Hydraulic System Air Bleeding
    76
  - Lower Unit Inspection
    76
  - Lower Unit Leakage Check
    78
Bloc de Propulsion

79
- Anode
  80
- Battery
  80
- General
  80
- Spark Plugs
  82
General

82
- Lubrication Points
  84
- Fuel System
  86
Combustible

87
Motor

111
- Ausbau und Einbau
  111
- Power Unit Exploded Diagram
  114
- Power Unit Removal
  114
- Removal and Installation Chart
  114
  - Flywheel Magneto Exploded Diagram
    120
  - Removal and Installation Chart
    120
  - Flywheel Magneto Removal
    122
  - Service Points
    122
  - Starter Hub Removal
    122
  - Flywheel Magneto Installation
    124
  - Starter Hub Installation
    124
  - Recoil Starter Exploded Diagram
    126
  - Removal and Installation Chart
    126
  - Cartridge Spring Installation
    132
  - Sheave Drum Installation
    132
  - Recoil Starter Checking
    134
  - Starter Rope Installation
    134
  - Removal and Installation Chart
    136
  - Stator and Timing Belt Exploded Diagram
    136
  - Driven Sprocket Removal and Installation
    138
  - Service Points
    138
  - Timing Belt Installation
    138
  - Electrical Unit Exploded Diagram
    140
  - Removal and Installation Chart
    140
    
    Control Unit Exploded Diagram
    146
    
    Cylinder Head and Oil Pump Exploded Diagram
    150
    
    Oil Pump Exploded Diagram
    154
  - Cylinder Head Inspection
    156
  - Oil Pump Inspection
    156
  - Service Points
    156
  - Camshaft and Valves Exploded Diagram
    158
  - Service Points
    162
  - Valve Inspection
    162
  - Valve Spring Inspection
    164
  - Camshaft Inspection
    166
  - Rocker Arm and Rocker Arm Shaft Inspection
    166
  - Valve Guide Replacement
    168
  - Valve Installation
    168
  - Valve Seat Cutting Guidelines
    170
  - Valve Seat Refacing
    170
  - Oil Filter Cartridge, Thermostat, and Exhaust Cover Exploded Diagram
    174
  - Service Points
    178
  - Thermostat Inspection
    178
  - Crankcase, Crankshaft Assy, and Cylinder Body Exploded Diagram
    180
  - Cylinder Inspection
    188
  - Piston Inspection
    188
  - Service Points
    188
  - Piston Pin Inspection
    190
  - Piston Ring Inspection
    190
  - Piston-To-Cylinder Clearance
    190
  - Crankshaft Inspection
    192
  - Main-Bearing Oil Clearance
    192
  - Crankcase Main Journal Color Code Indicator
    194
  - Big-End Oil Clearance
    196
  - Connecting Rod Color Code Indicator
    198
  - Piston Ring Installation
    198
  - Oil Seal Installation
    200
  - Lower Unit
    202
  - Lower Unit Exploded Diagram
    206
Antriebseinheit Unidad Inferior

207
- Water Pump Exploded Diagram
  210
- Propeller Shaft Assy Exploded Diagram
  214
- Propeller Shaft Assy. Removal
  218
- Oil Seal Housing Assembly
  218
- Propeller Shaft Housing Assy Exploded Diagram
  222
- Propeller Shaft Housing Assy. Disassembly
  224
- Propeller Shaft Housing Assy. Assembly
  224
- Forward Gear and Drive Shaft Exploded Diagram
  228
- Forward and Reverse Gear Disassembly
  232
- Forward Gear Disassembly
  232
- Drive Shaft Disassembly
  234
- Lower Case Disassembly
  234
- Forward Gear Assembly
  236
- Drive Shaft Assembly
  236
- Lower Case Assembly
  238
- Forward Gear and Drive Shaft Installation
  238
- Shimming
  242
- Shim Selection
  242
- Pinion Gear Shim
  242
- Forward Gear Shim
  246
- Available Shim Thickness
  246
- Reverse Gear Shim
  250
- Shimming (Except for USA and Canada)
  254
- Shim Selection (Except for USA and Canada)
  254
- Backlash Measurement
  264
- Forward Gear
  264
- Backlash Measuring Steps
  266
- Reverse Gear
  268
- Bracket Unit
  272
Motorhalterung

273
- Steering Handle Exploded Diagram
  276
- Steering Friction (MH, EH-Option) Exploded Diagram
  284
- Steering Friction Installation
  288
- Bottom Cowling Exploded Diagram
  290
- Upper Case Assy Exploded Diagram
  294
- Oil Pan Exploded Diagram
  300
- Steering Bracket Exploded Diagram
  302
- Power Trim and Tilt (PTT) Unit Exploded Diagram
  306
- Clamp Bracket (MH, EH, E) Exploded Diagram
  310
- Clamp Bracket Exploded Diagram
  312
- Clamp Bracket (EHT, ET) Exploded Diagram
  314
- Swivel Bracket Exploded Diagram
  318
- Tilt Rod Exploded Diagram
  322
- Tilt Rod Service Points
  326
- Tilt Rod Removal
  326
- Tilt Piston Removal
  326
- Tilt Piston Installation
  328
- Tilt Rod Installation
  328
- Air Bleeding
  330
- PTT Motor, Pump Housing and Tilt Cylinder Exploded Diagram
  334
- Pump Housing Exploded Diagram
  338
- Gear Pump Exploded Diagram
  344
- PTT Motor Exploded Diagram
  346
- Motor Inspection
  350
- PTT Motor Assembly
  352
- Electrical System
  354
Sistemas Eléctricos

355
- Extraccion E Instalacion
  357
- Electrical Components Front and Rear Views
  358
- Electrical Components Port Side View
  360
- Starboard Side View
  362
- Wire Harness (MH) Wiring Diagram
  364
- Wire Harness (EH) Wiring Diagram
  366
- Wire Harness (EHT) Wiring Diagram
  368
- Wire Harness (E) Wiring Diagram
  370
- Wire Harness (ET) Wiring Diagram
  372
- Electrical Analysis
  374
- Digital Circuit Tester
  374
- Peak Voltage Measurement
  374
- Peak Voltage Adaptor
  374
- Test Harness (for the Pulser Coil and Stator Coil)
  376
- Ignition System
  378
- Ignition Spark Gap
  380
Gen

381
- Ignition System Peak Voltage
  382
- Spark Plug Cap
  384
- Engine Stop Switch (MH, EH, EHT)
  384
- Ignition Control System
  386
- Oil Pressure Switch
  388
- Engine Temperature Sensor
  388
- Low-Oil-Pressure Warning Lamp
  390
- Starting System Diagram
  392
- Fuse Check
  394
- Wire Harness Check
  394
- Wire Connections Check
  394
- Starter Relay Check
  394
- Starter Switch (EH, EHT) Check
  396
- Neutral Switch (EH, EHT) Check
  396
- Starter Motor Exploded Diagram
  398
- Starter Motor Service Points
  402
- Pinion Gear Assy. Inspection
  402
- Armature Inspection
  402
- Brush Holder Inspection
  404
- Charging System Diagram
  406
- Charging System Peak Voltage
  408
- Enrichment Control System Diagram
  410
- Power Bobbin Inspection
  412
- Electrothermal Ram Inspection
  412
- Power Trim and Tilt (PTT) Control System (EHT)
  414
- Power Trim and Tilt (PTT) Control System (ET)
  416
- Trailer Switch Check
  418
- PTT Relay Check
  418
- Trouble-Analysis
  422
Trbl Anls

422
- Trouble-Analysis Chart
  424
- Wiring Diagram - Model MH
  432
- Wiring Diagram - Model EH
  434
- Wiring Diagram - Model EHT
  436
- Wiring Diagram - Model E
  438
- Wiring Diagram - Model ET
  440

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Yamaha F20A Owner's Manual

Yamaha F20A Owner's Manual (232 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 3.15 MB

Table of Contents

Yamaha F20A Owner's Manual

Yamaha F20A Owner's Manual (86 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 3.53 MB

Table of Contents

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Yamaha F20A Owner's Manual

Yamaha F20A Owner's Manual (76 pages)

Brand: Yamaha | Category: Outboard Motor | Size: 3.17 MB

Table of Contents

Table of Contents
5
General Information
7
Identification Numbers Record
7
Outboard Motor Serial Number
7
Key Number
7
EC Label
7
Emission Control Information
8
SAV Models
8
Safety Information
8
Important Labels
9
Warning Labels
9
Caution Labels
10
Fueling Instructions
10
Gasoline
10
Engine Oil
11
Battery Requirement
11
Battery Specifications
12
Without a Rectifier or Rectifier Regulator
12
Propeller Selection
12
Start-In-Gear Protection
13
Basic Components
14
Main Components
14
Fuel Tank
15
Fuel Joint
15
Fuel Gauge
15
Fuel Tank Cap
15
Air Vent Screw
15
Remote Control
15
Remote Control Lever
16
Neutral Interlock Trigger
16
Neutral Throttle Lever
16
Tiller Handle
17
Gear Shift Lever
17
Throttle Grip
17
Throttle Indicator
17
Throttle Friction Adjuster
18
Engine Stop Lanyard Switch
18
Engine Stop Button
19
Manual Starter Handle
19
Main Switch
19
Steering Friction Adjuster
20
Power Trim and Tilt Switch on Remote Control or Tiller Handle
20
Power Trim and Tilt Switch on Bottom Engine Cowling
20
Trim Tab with Anode
21
Trim Tab
21
Trim Rod (Tilt Pin)
22
Tilt Lock Mechanism
22
Tilt Support Knob
22
Tilt Support Bar
22
Top Cowling Lock Lever(S) (Turn Type)
23
Flushing Device
23
Warning Indicator
23
Warning System
23
Overheat Warning
23
Low Oil Pressure Warning
24
Operation
25
Installation
25
Mounting the Outboard Motor
25
Clamping the Outboard Motor
26
Breaking in Engine
27
Procedure for 4-Stroke Models
27
Preoperation Checks
27
Fuel
27
Controls
27
Engine
28
Checking the Engine Oil Level
28
Filling Fuel
28
Operating Engine
29
Feeding Fuel (Portable Tank)
29
Starting Engine
30
Warming up Engine
32
Manual Start and Electric Start Models
32
Shifting
33
Forward (Tiller Handle and Remote Control Models)
33
Reverse (Automatic Reverse Lock and Power Trim and Tilt Models)
33
Reverse (Manual Tilt and Hydro Tilt Models)
34
Stopping Engine
35
Procedure
35
Trimming Outboard Motor
36
Adjusting Trim Angle for Manual Tilt Models
36
Adjusting Trim Angle
37
Adjusting Boat Trim
38
Tilting up and down
39
Procedure for Tilting up (Manual Tilt Models)
39
Procedure for Tilting up
40
Procedure for Tilting down (Manual Tilt Models)
41
Procedure for Tilting down
41
Cruising in Shallow Water
42
Cruising in Shallow Water (Manual Tilt Models)
42
Power Trim and Tilt Models / Power Tilt Models
43
Cruising in Other Conditions
44
Maintenance
45
Specifications
45
Transporting and Storing Outboard Motor
47
Clamp Screw Mounting Models
48
Storing Outboard Motor
48
Procedure
49
Lubrication (Except Oil Injection Models)
50
Battery Care
50
Flushing Power Unit
50
Cleaning the Outboard Motor
51
Checking Painted Surface of Motor
51
Periodic Maintenance
52
Replacement Parts
52
Maintenance Chart
53
Maintenance Chart (Additional)
54
Greasing
55
Cleaning and Adjusting Spark Plug
56
Checking Fuel System
57
Inspecting Fuel Filter
58
Cleaning Fuel Filter
58
Inspecting Idling Speed
58
Changing Engine Oil
59
Checking Wiring and Connectors
61
Exhaust Leakage
61
Water Leakage
61
Engine Oil Leakage
61
Checking Power Trim and Tilt / Power Tilt System
61
Checking Propeller
62
Removing the Propeller
63
Installing the Propeller
63
Changing Gear Oil
64
Cleaning Fuel Tank
65
Inspecting and Replacing Anode(S)
66
Checking Battery (for Electric Start Models)
66
Connecting the Battery
67
Disconnecting the Battery
68
Checking Top Cowling
68
Coating the Boat Bottom
68
Trouble Recovery
69
Troubleshooting
69
Temporary Action in Emergency
72
Impact Damage
72
Replacing Fuse
72
Power Trim and Tilt / Power Tilt will Not Operate
73
Starter will Not Operate
73
Emergency Starting Engine
74
Treatment of Submerged Motor
75
Procedure
75

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