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Related Manuals for Yamaha E8D
Summary of Contents for Yamaha E8D
- Page 1 OWNER’S MANUAL 677-28199-20-E0...
- Page 2 Read this owner’s manual carefully before operating your outboard motor.
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Page 3: Important Manual Information
EMU25100 your machine and this manual. If there is any To the owner question concerning this manual, please con- Thank you for choosing a Yamaha outboard sult your Yamaha dealer. motor. This Owner’s Manual contains infor- NOTE: mation needed for proper operation, mainte- The E8DMH and the standard accessories nance and care. -
Page 4: Table Of Contents
Table of contents Procedure for pre-mixed General information ...... 1 models ........12 Identification numbers record ..1 Preoperation checks ....13 Outboard motor serial number ..1 Fuel ..........13 EC label........1 Oil ..........13 Safety information ....... 1 Controls ........ - Page 5 Table of contents Lubrication (except oil injection models)..29 Cleaning the outboard motor..29 Checking painted surface of motor ......29 Periodic maintenance....29 Replacement parts ....... 29 Maintenance chart......30 Greasing........31 Cleaning and adjusting spark plug ......... 31 Checking fuel system ....
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Page 6: General Information
Record your outboard motor serial number in the spaces provided to assist you in ordering spare parts from your Yamaha dealer or for 1. EC label location reference in case your outboard motor is sto- len. -
Page 7: Important Labels
General information Do not modify the outboard. Modifications Use common sense and good judgment could make the motor unfit or unsafe to use. when boating. Know your abilities, and be Never operate after drinking alcohol or tak- sure you understand how your boat han- ing drugs. -
Page 8: Fueling Instructions
Yamaha outboard motors are fitted with pro- attention. pellers chosen to perform well over a range of If any gasoline spills onto your skin, im- applications, but there may be uses where a mediately wash with soap and water. -
Page 9: Start-In-Gear Protection
For instructions on propeller removal and in- stallation, see page 34. EMU25760 Start-in-gear protection Yamaha outboard motors affixed with the pic- tured label or Yamaha-approved remote con- trol units are equipped with start-in-gear protection device(s). This feature permits the engine to be started only when it is in neutral. -
Page 10: Basic Components
Basic components EMU25795 Main components NOTE: * May not be exactly as shown; also may not be included as standard equipment on all models. EMU25802 1. Manual starter handle Fuel tank 2. Tiller handle If your model was equipped with a portable 3. -
Page 11: Fuel Joint
Basic components EMU25922 Gear shift lever Pulling the gear shift lever towards you puts the engine in forward gear so that the boat moves ahead. Pushing the lever away from you puts the engine in reverse gear so that the boat moves astern. -
Page 12: Throttle Friction Adjuster
Basic components EMU25990 Engine stop lanyard switch The lock plate must be attached to the engine stop switch for the engine to run. The lanyard should be attached to a secure place on the operator’s clothing, or arm or leg. Should the operator fall overboard or leave the helm, the lanyard will pull out the lock plate, stopping ig- nition to the engine. -
Page 13: Engine Stop Button
Basic components EMU26001 Engine stop button To open the ignition circuit and stop the en- gine, push this button. EMU26122 Steering friction adjuster A friction device provides adjustable resis- tance to the steering mechanism, and can be set according to operator preference. An ad- EMU26011 Choke knob for pull type justing screw or bolt is located on the swivel... -
Page 14: Tilt Lock Mechanism
Basic components EMU30460 EMU26372 Tilt lock mechanism Top cowling lock lever(s) (turn type) The tilt lock mechanism is used to prevent the To remove the engine top cowling, turn the outboard motor from lifting out of the water lock lever(s) and lift off the cowling. When in- when in reverse gear. -
Page 15: Operation
Operation EMU26901 EWM00830 Installation WARNING ECM00110 Improper mounting of the outboard motor CAUTION: could result in hazardous conditions such Incorrect engine height or obstructions to as poor handling, loss of control, or fire smooth water flow (such as the design or hazards. -
Page 16: Clamping The Outboard Motor
Consult your mounting point on the boat. Otherwise Yamaha dealer or boat manufacturer for the engine could be completely lost if it further information on determining the prop- accidentally falls off the transom. -
Page 17: Breaking In Engine
CAUTION: using the bolts provided with the out- Be sure to mix gasoline and oil complete- board (if packed). For details, consult ly, otherwise the engine may be damaged. your Yamaha dealer. EWM00650 EMU27073 WARNING Procedure for pre-mixed models Avoid using bolts, nuts or washers other... -
Page 18: Preoperation Checks
Fuel tank capacity (if equipped Yamaha Check fuel line connections to be sure they fuel tank): are tight (if equipped Yamaha fuel tank or 24.0 L (6.34 US gal) (5.28 Imp.gal) boat tank). Be sure the fuel tank is positioned on a se-... -
Page 19: Operating Engine
Operation ECM00810 CAUTION: Avoid using any oil other than the spec- ified type. Use a thoroughly blended fuel-oil mix- ture. If the mixture is not thoroughly mixed, or if the mixing ratio is incorrect, the fol- lowing problems could occur. Low oil ratio: Lack of oil could cause major en- gine trouble, such as piston seizure. -
Page 20: Starting Engine
Operation drowsiness. Keep cockpit and cabin ar- If a steering friction adjuster is provided eas well ventilated. Avoid blocking ex- on your outboard motor, securely attach haust outlets. the fuel line to the fuel line clamp. NOTE: If there is an air vent screw on the fuel During engine operation place the tank hori- tank cap, loosen it 2 or 3 turns. - Page 21 Operation Attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg. Then install the lock plate on the other end of the lanyard into the en- gine stop switch. EWM00120 WARNING Attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg while operating.
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Page 22: Warming Up Engine
Stop the engine and check whether the cooling water inlet on the low- er case or the cooling water pilot hole is blocked. Consult your Yamaha dealer if the problem cannot be located and cor- rected. ZMU02030... -
Page 23: Shifting
Operation EMU27740 Remote control models Shifting Pull up the neutral interlock trigger (if EWM00180 equipped) and move the remote control lever WARNING quickly and firmly from neutral to forward. Before shifting, make sure there are no EMU27795 Reverse (manual tilt and hydro tilt swimmers or obstacles in the water near models) you. -
Page 24: Stopping Engine
Operation ZMU02301 Remote control models Disconnect the fuel line if you are using Check that the tilt lock lever is in the lock an external fuel tank. position. Pull up the neutral interlock trigger (if equipped) and move the remote control lever quickly and firmly from neutral to re- verse. -
Page 25: Adjusting Trim Angle For Manual Tilt Models
Operation EWM00740 WARNING Excessive trim for the operating condi- tions (either trim up or trim down) can cause boat instability and can make steer- ing the boat more difficult. This increases the possibility of an accident. If the boat begins to feel unstable or is hard to steer, slow down and/or readjust the trim angle. -
Page 26: Tilting Up And Down
Operation bow up, the boat may have a greater tenden- also makes the boat unstable. Resistance at cy to steer to one side or the other. Compen- the bow is greatly increased, heightening the sate for this as you steer. The trim tab can danger of “bow steering”... -
Page 27: Procedure For Tilting Up (Manual Tilt Models)
Operation ECM00230 CAUTION: Before tilting the outboard motor, follow the procedure under “Stopping en- gine”in this chapter. Never tilt the out- board motor while the engine is running. Severe damage from overheating can result. Do not tilt up the engine by pushing the tiller handle because this could break Place the tilt lock lever (if equipped) in the the handle. -
Page 28: Procedure For Tilting Down (Manual Tilt Models)
Operation EMU28031 nism does not work while the shallow Procedure for tilting down (manual tilt water cruising system is being used. Hit- models) ting an underwater obstacle could Slightly tilt the outboard motor up. cause the outboard motor to lift out of If the tilt support bar equipped: Slowly tilt the water, resulting in loss of control. -
Page 29: Cruising In Other Conditions
Operation To return the outboard motor to the nor- mal running position, place the gear shift lever in neutral, then place the tilt lock le- ver in the lock position. Place the tilt lock lever in the release po- sition. Slightly tilt the outboard motor up. - Page 30 Operation Cruising in turbid water Yamaha strongly recommends that you use the optional chromium-plated water pump kit if you use the outboard motor in turbid (mud- dy) water conditions.
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Page 31: Maintenance
Maintenance EMU28215 Drive unit: Specifications Gear positions: Dimension: Forward-neutral-reverse Overall length: Gear ratio: 718 mm (28.3 in) 2.08 (27/13) Overall width: Trim and tilt system: 328 mm (12.9 in) Manual tilt Overall height S: Propeller mark: 1044 mm (41.1 in) Overall height L: Fuel and oil: 1184 mm (46.6 in) -
Page 32: Clamp Screw Mounting Models
It is advisable to have your outboard motor tion using a motor support device such as a serviced by an authorized Yamaha dealer pri- transom saver bar. Consult your Yamaha or to storage. However, you, the owner, with a dealer for further details. -
Page 33: Procedure
Maintenance EMU28301 Cooling system flushing is essential to Procedure prevent the cooling system from clogging EMU28332 Flushing in a test tank up with salt, sand, or dirt. In addition, fog- ECM00300 ging/lubricating of the engine is mandato- CAUTION: ry to prevent excessive engine damage Do not run the engine without supplying it due to rust. -
Page 34: Lubrication (Except Oil Injection Models)
Seal iar with machine servicing, this work replacement should be performed by an should be done by your Yamaha dealer or authorized Yamaha dealer prior to use. other qualified mechanic. Grease all grease fittings. For further de- tails, see page 31. -
Page 35: Maintenance Chart
Refer to the sections in this chapter for expla- nations of each owner-specific action. The “ ” symbol indicates the check-ups which you may carry out yourself. The “ ” symbol indicates work to be carried out by your Yamaha dealer. Initial Every Item Actions... -
Page 36: Greasing
Maintenance EMU28940 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft) The spark plug is an important engine compo- EMU28951 Cleaning and adjusting spark plug nent and is easy to inspect. The condition of... -
Page 37: Checking Fuel System
Improper repairs can make the outboard unsafe to operate. Check the fuel lines for leaks, crack, or mal- function. If a problem is found, your Yamaha dealer or other qualified mechanic should re- pair it immediately. 1. Spark plug gap 2. -
Page 38: Inspecting Fuel Filter
Gasoline is highly flammable, and its va- sary. If any water is found in the fuel, the pors are flammable and explosive. Yamaha portable fuel tank or other fuel If you have any question about properly tanks should be checked and cleaned. -
Page 39: Checking Wiring And Connectors
Put a wood block between fying the idle speed, or the idle speed requires the anti-cavitation plate and the propel- adjustment, consult a Yamaha dealer or other ler to prevent the propeller from turning. qualified mechanic. Verify whether the idle speed is set to specification. -
Page 40: Removing The Propeller
Apply Yamaha Marine grease or Corro- drive mechanism. The propeller will then spin sion resistant grease to the propeller freely on the shaft. If this happens, the shear shaft. -
Page 41: Changing Gear Oil
Severe injury could oc- NOTE: cur if the outboard motor accidentally For disposal of used oil consult your Yamaha falls. dealer. Tilt the outboard motor so that the gear oil... -
Page 42: Cleaning Fuel Tank
Dispose of old gasoline according to lo- NOTE: cal regulations. Inspect ground leads attached to external an- odes on equipped models. Consult a Yamaha Empty the fuel tank into an approved con- dealer for inspection and replacement of inter- tainer. -
Page 43: Checking Top Cowling
EMU29390 Checking top cowling Check the fitting of the top cowling by pushing it with both hands. If it is loose have it repaired by your Yamaha dealer. EMU29400 Coating the boat bottom A clean hull improves boat performance. The boat bottom should be kept as clean of marine growth as possible. -
Page 44: Trouble Recovery
Yamaha outboard motors. Therefore Q. Has fuel pump malfunctioned? some items may not apply to your model. A. Have serviced by a Yamaha dealer. If your outboard motor requires repair, bring it to your Yamaha dealer. Q. Are spark plug(s) fouled or of incorrect... - Page 45 A. Return to normal operating position. A. Fill tank with clean, fresh fuel. Q. Is carburetor clogged? Q. Is fuel filter clogged? A. Have serviced by a Yamaha dealer. A. Clean or replace filter. Q. Is fuel joint connection incorrect? Q. Have ignition parts failed? A.
- Page 46 Q. Is fuel system obstructed? Q. Is water pump or thermostat faulty? A. Check for pinched or kinked fuel line or oth- A. Have serviced by a Yamaha dealer. er obstructions in fuel system. Q. Is there excess water in fuel filter cup? Q.
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Page 47: Temporary Action In Emergency
EWM01020 Q. Is steering pivot loose or damaged? WARNING A. Tighten or have serviced by a Yamaha Use this procedure only in an emergen- dealer. cy and only to return to port for repairs. When the emergency starter rope is... -
Page 48: Emergency Starting Engine
Trouble Recovery Do not attach the lanyard to clothing that could tear loose. Do not route the cord where it could become entangled, preventing it from functioning. Avoid accidentally pulling the lanyard during normal operation. Loss of engine power means the loss of most steering control. -
Page 49: Treatment Of Submerged Motor
If the outboard motor is submerged, immedi- cranking with the manual starter or emer- ately take it to a Yamaha dealer. Otherwise gency starter rope. some corrosion may begin almost immediate- If you cannot immediately take the outboard... - Page 50 YAMAHA MOTOR CO., LTD. Printed in Japan April 2004–0.1 × 1 CR Printed on recycled paper...