Yamaha 70 Manual do Proprietário Página 1

70OWNER’S MANUAL6H3-28199-1WU.S.A.EditionLIT-18626-07-93q Read this manual carefully before operating thisoutboard motor.6H3-9-1W Hyoshi 08.2.11 9:35

Safety information 4 go to boatus.org. EMU33880 Passenger training Make sure at least one other passenger istrained to operate the boat in the event

Safety information 5 EMU33700 Steering and sailing rules and sound signals Whenever two vessels on the water meetone another, one vessel has the righ

Safety information 6 Crossing When two power driven vessels are crossingeach other’s path close enough to run therisk of collision, the vessel which

Safety information 7 Reading buoys and other markers The waters of the United States are markedfor safe navigation by the lateral system ofbuoyage. S

Safety information 8ZMU01708

9 General information EMU25171 Identification numbers record EMU25183 Outboard motor serial number The outboard motor serial number isstamped on the

General information 10 EMU33520 Read manuals and labels Before operating or working on this motor: ● Read this manual. ● Read any manuals supplied wi

General information 11123ZMU05670

General information 12 EMU33843 Symbols The following symbols mean as follows.Notice/WarningRead Owner’s ManualHazard caused by continuous rotationEl

13 Specifications and requirements EMU31480 SpecificationsTIP: “(AL)” stated in the specification data belowrepresents the numerical value for the al

EMU25062ZMU01690 Read this manual carefully before operating this outboard motor. Keep this manual onboard in a waterproof bag when boating. This man

Specifications and requirements 14 Gear oil quantity: 0.610 L (0.645 US qt, 0.537 Imp.qt) Tightening torque for engine: Spark plug: 25.0 Nm (2.55 kgf

Specifications and requirements 15 boat. WARNING! Do not put flammableitems, or loose heavy or metal objects inthe same compartment as the battery.F

Specifications and requirements 16 comends that you use alcohol-free (seeGasohol) gasoline whenever possible.NOTICE ECM01980 ● Do not use leaded gas

Specifications and requirements 17 rine growth as possible. If necessary, theboat bottom can be coated with an anti-foul-ing paint approved for your

Specifications and requirements 181. Manufactured date label location1ZMU04893

19 Components EMU2579H Components diagramTIP: * May not be exactly as shown; also may not be included as standard equipment on all mod-els. 70 EMU258

Components 20 EMU25830 Fuel joint This joint is used to connect the fuel line. EMU25841 Fuel gauge This gauge is located on either the fuel tankcap o

Components 21 EMU26201 Neutral interlock trigger To shift out of neutral, first pull the neutral in-terlock trigger up. EMU26211 Neutral throttle lev

Components 22 EMU25941 Throttle grip The throttle grip is on the tiller handle. Turnthe grip counterclockwise to increase speedand clockwise to decre

Components 23 When constant speed is desired, tighten theadjuster to maintain the desired throttle set-ting. EMU25993 Engine shut-off cord (lanyard)

Important manual information EMU31283 To the owner Thank you for choosing a Yamaha outboardmotor. This Owner’s Manual contains infor-mation needed fo

Components 24 EMU26090 Main switch The main switch controls the ignition system;its operation is described below. ● “” (off) With the main switch in

Components 25 EMU26153 Power trim and tilt switch on bottom engine cowling The power trim and tilt switch is located onthe side of the bottom engine

Components 26 EMU26261 Trim rod (tilt pin) The position of the trim rod determines theminimum trim angle of the outboard motor inrelation to the tran

Components 271. Top cowling lock lever(s)ZMU025961

28 Instruments and indicators EMU31414 Digital tachometer The tachometer shows the engine speedand has the following functions.All segments of the di

Instruments and indicators 29 EMU26551 Oil level indicator (digital type) This indicator shows the engine oil level. Ifthe oil level falls below the

Instruments and indicators 30 EMU26611 Analog trim meter This gauge shows the trim angle of your out-board motor.Memorize the trim angles that work b

31 Engine control system EMU26803 Alert systemNOTICE ECM00091 Do not continue to operate the engine if aalert device has activated. Consult yourYama

Engine control system 32 ● The oil level-alert indicator will light orblink. ● The buzzer will sound (if equipped on thetiller handle, remote control

33 Installation EMU26902 Installation The information presented in this section isintended as reference only. It is not possibleto provide complete i

Table of contents Safety information... 1 Outboard motor safety ... 1 Propeller...

Installation 34NOTICE ECM01630 ● During water testing, check the buoy-ancy of the boat, at rest, with its maxi-mum load. Check that the static water

35 Operation EMU36380 First-time operation EMU27020 Breaking in engine Your new engine requires a period of break-in to allow mating surfaces of movi

Operation 36 dent could occur.NOTICE ECM00120 Do not start the engine out of water. Over-heating and serious engine damage can occur. EMU37141 Fuel

Operation 37 EMU36900 Controls Tiller handle models: ● Turn the tiller handle fully to the left andright to make sure operation is smooth. ● Turn the

Operation 38 od (12 months) of storage, proceed as fol-lows:1. Use a 50:1 gasoline-oil mixture to startthe engine.2. Start the engine. Leave it idlin

Operation 39 EMU29158 Checking power trim and tilt systemWARNING EWM01930 ● Never get under the lower unit while itis tilted, even when the tilt sup

Operation 40 properly connected or the battery will notstart the engine.Refer to the battery manufacturer’s instruc-tions for checks for your particu

Operation 41 2. Open the oil tank filler cap by pulling thetab on the cap.3. Slowly pour the engine oil into the en-gine oil tank.4. After filling, r

Operation 42 EMU27321 Oil level indicator operation The various functions of the oil level system are as follows: EMU27364 Electric start models EMU2

Operation 43 tank cap, loosen it 2 or 3 turns.2. If there is a fuel joint on the motor, firmlyconnect the fuel line to the joint. Thenfirmly connect

Table of contents type)... 26 Instruments and indicators ... 28 Digital tachometer ...

Operation 44 1. Place the gear shift lever in neutral.TIP: The start-in-gear protection device preventsthe engine from starting except when in neu-tr

Operation 45 page 46. ● If the engine is warm and fails to start,open the throttle slightly and try to start theengine again. If the engine still fai

Operation 46 “” (on), wait 10 seconds, thencrank the engine again. [ECM00192] TIP: ● When the engine is cold, it needs to bewarmed up. For further

Operation 47 EMU33492 ShiftingWARNING EWM00180 Before shifting, make sure there are noswimmers or obstacles in the water near you.NOTICE ECM01610 W

Operation 48 2. After the engine is at idle speed in gearmove the remote control lever / gearshift lever firmly and crisply into the neu-tral positio

Operation 49 2. After stopping the engine, disconnectthe fuel line if there is a fuel joint on theoutboard motor.3. Tighten the air vent screw on the

Operation 50 EMU27884 Adjusting trim angle (Power trim and tilt)WARNING EWM00753 ● Be sure all people are clear of the out-board motor when adjustin

Operation 51 angles to find the position that works best foryour boat and operating conditions. EMU27911 Adjusting boat trim When the boat is on plan

Operation 52 duce salt corrosion.WARNING EWM00221 Be sure all people are clear of the out-board motor when tilting up and down,Body parts can be cru

Operation 53 3. Pull the tilt support lever toward you tosupport the engine. WARNING! Aftertilting the outboard motor, be sure tosupport it with the

Table of contents Checking fuel filter ... 64Inspecting idling speed ... 64Checking water in engine oil tank .

Operation 54 EMU28061 Shallow water EMU32851 Power trim and tilt models The outboard motor can be tilted up partiallyto allow operation in shallow wa

Operation 55 3. To return the outboard motor to the nor-mal running position, press the powertrim and tilt switch and slowly tilt the out-board motor

56 Maintenance EMU28226 Transporting and storing outboard motorWARNING EWM00692 ● USE CARE when transporting fuel tank,whether in a boat or car. ● D

Maintenance 57 and Stabilizer” to each gallon of fuel.TIP: The use of “Yamaha Fuel Conditioner andStabilizer” eliminates the need to drain thefuel sy

Maintenance 58TIP: For long-term storage, fogging the enginewith oil is recommended. Contact yourYamaha dealer for information about foggingoil and p

Maintenance 59 have the mechanical skills, tools, and otherequipment necessary to perform mainte-nance not covered by this owner’s manual. EMU28511 R

Maintenance 60 EMU34445 Maintenance chart 1TIP: ● Refer to the sections in this chapter for explanations of each owner-specific action. ● The mainten

Maintenance 61Fuel line(High pres-sure)Inspection or replace-ment as necessaryFuel line(Low pres-sure)InspectionFuel line(Low pres-sure)Inspection or

Maintenance 62 EMU34451 Maintenance chart 2 Water inlet InspectionMain switch/stop switch/choke switchInspection or replace-ment as necessaryWire har

Maintenance 63 EMU28932 Greasing Yamaha marine grease (Water resistant grease) 70 EMU28955 Cleaning and adjusting spark plug The spark plug is an imp

1 Safety information EMU33622 Outboard motor safety Observe these precautions at all times. EMU36500 Propeller People can be injured or killed if the

Maintenance 64 lead to explosion or fire. [EWM00561] 3. Be sure to use the specified spark plug,otherwise the engine may not operateproperly. Befor

Maintenance 65TIP: Correct idling speed inspection is only possi-ble if the engine is fully warmed up. If notwarmed up fully, the idle speed will mea

Maintenance 66 ● Check each of the propeller blades forwear, erosion from cavitation or ventila-tion, or other damage. ● Check the propeller shaft fo

Maintenance 67 before installing the propeller, other-wise the lower case and propellerboss could be damaged. [ECM01880] 3. Install the spacer (if

Maintenance 68TIP: For disposal of used oil, consult yourYamaha dealer.5. Put the outboard motor in a vertical po-sition. Using a flexible or pressur

Maintenance 69 the screws firmly. EMU29312 Inspecting and replacing anode(s) Yamaha outboard motors are protected fromcorrosion by sacrificial anodes

Maintenance 70 ing, consult your Yamaha dealer.3. Check the battery connections. Theyshould be clean, secure, and covered byan insulating cover. WAR

71 Trouble Recovery EMU29427 Troubleshooting A problem in the fuel, compression, or igni-tion systems can cause poor starting, loss ofpower, or other

Trouble Recovery 72 Q. Is fuel system obstructed?A. Check for pinched or kinked fuel line orother obstructions in fuel system.Q. Is fuel contaminated

Trouble Recovery 73 Q. Is load on boat improperly distributed?A. Distribute load to place boat on an evenplane.Q. Is water pump or thermostat faulty?

Safety information 2 EMU33820 Gasoline exposure and spills Take care not to spill gasoline. If gasolinespills, wipe it up immediately with dry rags.D

Trouble Recovery 74 Q. Is fuel joint connection incorrect?A. Connect correctly.Q. Is heat range of spark plug incorrect?A. Inspect spark plug and rep

Trouble Recovery 75 Consult your Yamaha dealer if the new fuseimmediately blows again. EMU29512 Power trim and tilt will not operate If the engine ca

Trouble Recovery 76 wheel or other moving parts when theengine is running. Do not install thestarter mechanism or top cowling afterthe engine is runn

Trouble Recovery 77TIP: When the engine does not start with this pro-cedure, see page 77. EMU29671 Engine fails to operate EMU29691 Ignition system m

Trouble Recovery 78 3. Squeeze the primer pump two or threetimes to feed fuel.4. Open the throttle slightly without shiftingusing the throttle grip,

Trouble Recovery 79 7. After the engine starts, close the emer-gency starter valve (if used), then returnthe throttle to its original position.TIP: W

80 Consumer information EMU29811 Important warranty information for U.S.A. and Canada

Consumer information 81

Consumer information 82 EMU29820 YAMAHA MOTOR CORPORATION, U.S.A. OUTBOARD MOTOR TWO YEAR LIMITED WARRANTY

Consumer information 83

Safety information 3 dling and lead to an accident, capsizing orswamping. EMU33771 Avoid collisions Scan constantly for people, objects, andother b

Consumer information 84

Consumer information 85 EMU29841 IMPORTANT WARRANTY INFORMATION IF YOU USE YOUR YAMAHA OUTSIDE THE USA OR CANADA

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