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25
Yamaha 25 User Manual
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Pr
inted in J
apan
Apr
il 2009–0.1
×
1
!
Pr
inted on recycled paper
25
O
WNER’S MANU
AL
6L2-28199-1V
U
.S.A.Edition
LIT
-18626-08-35
q
Read this manual carefully bef
ore operating this
outboard motor
.
6L2-9-1V
Hyoshi
09.2.5
9:54
ページ1
2
Table of Contents
Important Manual Information
3
Table of Contents
4
Safety Information
7
Outboard Motor Safety
7
Propeller
7
Rotating Parts
7
Hot Parts
7
Electric Shock
7
Engine Shut-Off Cord (Lanyard)
7
Gasoline
7
Gasoline Exposure and Spills
7
Carbon Monoxide
7
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
9
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
Key Number
15
Read Manuals and Labels
16
Warning Labels
16
Specifications and Requirements
19
Specifications
19
Installation Requirements
20
Boat Horsepower Rating
20
Mounting Motor
20
Remote Control Requirements
20
Battery Requirements
20
Specifications of Battery
20
Mounting Battery
21
Multiple Batteries
21
Without a Rectifier or Rectifier Regulator
21
Propeller Selection
21
Start-In-Gear Protection
22
Engine Oil Requirements
22
Fuel Requirements
22
Gasoline
22
Ring Free Fuel Additive
23
Muddy or Acidic Water
23
Anti-Fouling Paint
23
Motor Disposal Requirements
23
Emergency Equipment
23
Emission Control Information
24
North American Models
24
Components
25
Components Diagram
25
Fuel Tank
25
Fuel Joint
26
Fuel Gauge
26
Fuel Tank Cap
26
Air Vent Screw
26
Remote Control Box
26
Remote Control Lever
26
Neutral Interlock Trigger
27
Neutral Throttle Lever
27
Choke Switch
27
Tiller Handle
27
Gear Shift Lever
27
Throttle Grip
28
Throttle Indicator
28
Throttle Friction Adjuster
28
Engine Shut-Off Cord (Lanyard) and Clip
29
Engine Stop Button
29
Choke Knob for Pull Type
29
Manual Starter Handle
30
Starter Button
30
Main Switch
30
Steering Friction Adjuster
30
Trim Tab with Anode
31
Trim Rod (Tilt Pin)
31
Shallow Water Lever
31
Tilt Lock Mechanism
32
Tilt Support Bar
32
Cowling Lock Lever(S) (Turn Type)
32
Installation
33
Mounting the Outboard Motor
33
Clamping the Outboard Motor
34
Operation
36
First-Time Operation
36
Breaking in Engine
36
Getting to Know Your Boat
36
Checks before Starting Engine
36
Fuel Level
37
Remove Cowling
37
Fuel System
37
Controls
37
Engine Shut-Off Cord (Lanyard)
38
Oil
38
Engine
38
Install Cowling
38
Battery
39
Filling Fuel and Engine Oil
39
Filling Fuel for Portable Tank
39
Gasoline and Oil Mixing (100:1)
40
Operating Engine
41
Sending Fuel (Portable Tank)
41
Starting Engine
42
Checks after Starting Engine
49
Cooling Water
49
Warming up Engine
49
Choke Start Models
49
Checks after Engine Warm-Up
49
Shifting
49
Stop Switches
49
Stopping Boat
51
Stopping Engine
51
Procedure
51
Trimming Outboard Motor
52
Adjusting Trim Angle for Manual Tilt Models
53
Adjusting Boat Trim
53
Tilting up and down
54
Procedure for Tilting up (Manual Tilt Models)
55
Procedure for Tilting down
56
Tilt Models)
56
Shallow Water
56
Cruising in Shallow Water (Manual Tilt Models)
56
Cruising in Other Conditions
58
Maintenance
59
Transporting and Storing Outboard Motor
59
Clamp Screw Mounting Models
59
Storing Outboard Motor
59
Procedure
60
Lubrication
61
Cleaning and Anticorrosion Measures
61
Cleaning the Outboard Motor
61
Checking Painted Surface of Motor
61
Periodic Maintenance
61
Replacement Parts
62
Maintenance Interval Guidelines
62
Maintenance Chart 1
63
Maintenance Chart 2
65
Greasing
66
Cleaning and Adjusting Spark Plug
66
Checking Fuel Filter
67
Inspecting Idling Speed
67
Checking Wiring and Connectors
68
Checking Propeller
68
Removing Propeller
69
Installing Propeller
69
Changing Gear Oil
69
Cleaning Fuel Tank
71
Inspecting and Replacing Anode(S)
71
Checking Battery (for Electric Start Models)
72
Connecting the Battery
72
Disconnecting the Battery
73
Trouble Recovery
74
Troubleshooting
74
Temporary Action in Emergency
77
Impact Damage
77
Replacing Fuse
77
Starter will Not Operate
78
Emergency Starting Engine
78
Treatment of Submerged Motor
80
Consumer Information
81
Yamaha Motor Corporation, U.s.a. Outboard Motor Two Year Limited Warranty
81
Important Warranty Information if You Use Your Yamaha Outside the Usa or Canada
84
4
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Yamaha 25 Specifications
General
Horsepower
25 hp
Cylinders
2
Gear Ratio
2.08:1
Starting System
Manual or Electric
Shaft Length
15 in, 20 in
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