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Yamaha F70AET - User Manual

Yamaha F70AET
329 pages
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90894-62983-01Worldwide Edition
RIGGING GUIDE
2014

Table of Contents

Questions and Answers

  • T
    Taylor SullivanAug 18, 2025
    What to do if my Yamaha F70AET Outboard Motor gauge display does not wake up?
    • M
      Mark MillerAug 18, 2025
      If the gauge display doesn't wake up, it could be due to a lack of electrical power or a damaged gauge. Try these steps: replace the fuse, securely connect the couplers, replace any damaged wires or hubs, or replace the gauge itself.
  • K
    Kelly TurnerAug 20, 2025
    Why is the illumination not lighting on my Yamaha F70AET Outboard Motor gauge?
    • M
      Michael WatkinsAug 20, 2025
      If the illumination isn't lighting, it could be because of a power issue or a damaged gauge. You should try replacing the fuse, ensuring the couplers are securely connected, replacing any damaged wires or hubs, or replacing the gauge.
  • M
    Michael HillAug 23, 2025
    Why does my Yamaha F70AET Outboard Motor fuel management gauge show incorrect fuel consumption?
    • D
      Daniel ScottAug 23, 2025
      If the fuel management gauge shows incorrect fuel consumption, the engine recognition may be wrong. To resolve this, default the engine number. Then, turn the key switch on in order from the portside engine to re-memorize each engine number.
  • A
    Aaron RodriguezAug 26, 2025
    How to fix a Yamaha Outboard Motor tachometer that shows incorrect engine RPM?
    • K
      Kevin BartonAug 26, 2025
      If the tachometer shows an incorrect engine RPM, the engine recognition might be wrong. Push the SET button for 10 seconds to default the engine number, and then memorize each engine number again.
  • J
    Joel Barry MDAug 27, 2025
    What to do if my Yamaha F70AET speedometer shows the incorrect fuel level?
    • A
      Alicia DouglasAug 28, 2025
      If the speedometer shows an incorrect fuel level, the fuel sensor selection is likely wrong. You should set up the fuel sensor to the correct resistance.
  • C
    Chase RoseAug 30, 2025
    What does it mean when my Yamaha Outboard Motor gauge shows “----”?
    • W
      William GreenAug 30, 2025
      If the gauge shows “----”, it indicates that the digital signal is not being received. Make sure the couplers are securely connected and replace any damaged bus wires or hubs.
  • C
    caitlin99Sep 1, 2025
    Why does my Yamaha F70AET fuel management gauge show incorrect remaining fuel?
    • D
      davidgutierrezSep 2, 2025
      If the fuel management gauge shows incorrect remaining fuel, the fuel capacity setting is probably wrong. Fill the tank with fuel, and then set the correct fuel tank capacity.
  • N
    Nancy PrattSep 4, 2025
    Why does my Yamaha F70AET Outboard Motor trim gauge show the incorrect position?
    • M
      matthewsimmonsSep 4, 2025
      If the trim gauge shows an incorrect position, the initial position setting might be wrong, or the trim sensor could be damaged. Put the motor in the fully trimmed-in position and reset the initial (zero) trim angle. If that doesn't work, replace the trim sensor.
  • M
    Michele FosterSep 6, 2025
    Why is my Yamaha Outboard Motor gauge operating unstably?
    • H
      Holly MasonSep 7, 2025
      If the gauge operates unstably, it's likely that the resistor isn't connected to the ending hubs. Connect the gray 6-pin cap to the ending multi-hubs to resolve this.
  • H
    heidi32Sep 9, 2025
    Why is the Yamaha F70AET Outboard Motor gauge response poor?
    • J
      Jonathan BaileySep 9, 2025
      If the gauge response is poor, a market obtainable unit connected to the system may have failed, or the signal volume has exceeded 50% of the capacity. Replace the faulty unit or remove the heavy signal output unit.

Summary

Preface

Warning

Indicates a hazardous situation which, if not avoided, could result in death or serious injury.

Notice

Indicates special precautions that must be taken to avoid damage to the products or other property.

Installation

Uncrating Procedure (For Typical Steel Frame)

Step-by-step guide for safely removing the outboard motor from its steel crate.

Mounting the Outboard Motor

Instructions on properly mounting the outboard motor for optimal performance and reliability.

Mounting the Remote Oil Tank

Details and dimensions for mounting the remote oil tank for specific engine models.

Outboard Motor Dimensions

Provides definitions for symbols used to denote outboard motor dimensions.

Propellers

Propeller Specifications

Details types of Yamaha propellers designed to match outboard motor characteristics.

Propeller Selection

Guidance on selecting the appropriate propeller based on application and load.

Remote Controls

Remote Control Types and Applications

Explains throttle control systems (Push To Open/Pull To Open) and model compatibility.

Remote Control Cables

Provides examples for measuring and selecting appropriate remote control cable lengths.

Tiller Handles

6 X4 Multi-Function Tiller Handle

Describes the functions and electrical features of the multi-function tiller handle.

Steering Friction Contents

Provides general torque table for steering friction kit components.

Conventional Gauge (6 Y5 & 6 Y7)

Mounting the Meters

Procedures for mounting gauges, including orientation and clearance requirements.

Analog Tachometer

Details analog tachometer applications and compatible models.

Speedometer

Describes speedometer types and applications, including digital and analog models.

Fuel Management Gauge

Covers fuel management gauge functions, types, applications, kit contents, and wiring.

Coolant Temp. Meter

Covers coolant temperature meter applications, additional parts, dimensions, and installation.

Digital Network Gauge (6 Y8)

Digital Network Gauge Compatible Models

Lists models compatible with digital network gauges for 4-stroke and HPDI engines.

Wire Harness

Lists various wire harness types including main bus, pigtail, and system power supply wires.

Troubleshooting

Table of common troubleshooting symptoms, causes, measures, and notes for gauge issues.

Digital Network Premium Gauge (6 Y9)

Digital Network Premium Gauge Compatible Models

Lists models compatible with Digital Network Premium Gauge (6Y9) new network system.

Digital Network Premium Gauge Application

Describes the application of the premium gauge with TFT-LCD screen and arrow keys.

Battery

Recommended Battery

Provides guidance on selecting batteries based on engine model, capacity, and charging voltage.

Battery Wiring

Explains battery wiring for isolator-equipped models and twin engine applications.

Appendix

Model Name Designation

Explains how model names are structured, including prefix, model, transom length, and serial number.

Pre-Delivery Inspection (PDI)

Checklist for pre-delivery inspection to enhance customer satisfaction and ensure proper operation.

Conventional Rigging Kit Contents

Lists contents for conventional rigging kits, including digital tachometer and speedometer kits.

Immobilizer Rigging Kit Contents

Lists contents for immobilizer rigging kits for different regions and engine configurations.

Yamaha F70AET Specifications

General IconGeneral
Engine Type4-Stroke
Displacement996 cc
Max Output70 hp
Starting SystemElectric
Cylinder ConfigurationInline 4
Lubrication SystemWet Sump
Gear ShiftF-N-R
SteeringRemote
Fuel SystemElectronic Fuel Injection (EFI)
Operating Range5000 - 6000 RPM
Ignition SystemTCI (Transistor Controlled Ignition)
ExhaustThrough Propeller
Shaft LengthS: 508 mm, L: 635 mm
Oil Capacity4.0 L
Gear Ratio2.33:1

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