Yamaha 90a Owner's Manual

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Contents

Yamaha 90a Owner's Manual Manual pdf 5 page image

Table of contentsSpeedometer .................................. 22Fuel gauge ...................................... 23Trip meter / Clock / Voltmeter ......... 23Fuel level-alert indicator .................. 24Low battery voltage-alertindicator ........................................ 24Analog tachometer ......................... 24Oil level indicators (threeindicators) ..................................... 24Analog speedometer ...................... 25Analog trim meter........................... 25Hour meter ..................................... 25Engine control system.................... 26Alert system ................................... 26Overheat alert ................................. 26Oil level alert and oil filter cloggingalert............................................... 26Installation ....................................... 28Installation ...................................... 28Mounting the outboard motor .......... 28Operation ......................................... 30First-time operation ........................ 30Breaking in engine .......................... 30Getting to know your boat ............... 30Checks before starting engine ....... 30Fuel level......................................... 31Remove cowling.............................. 31Fuel system..................................... 31Controls........................................... 31Engine shut-off cord (lanyard)......... 32Oil.................................................... 32Engine ............................................. 32Operation after a long period ofstorage.......................................... 32Flushing device ............................... 33Install cowling.................................. 33Checking power trim and tiltsystem .......................................... 34Battery............................................. 35Filling fuel and engine oil................ 35Filling fuel for portable tank ............. 35Filling oil for electric start models .... 36Oil level indicator operation............. 37Operating engine............................ 37Sending fuel (portable tank) ............ 37Starting engine ................................ 38Checks after starting engine .......... 41Cooling water .................................. 41Warming up engine........................ 41Electric start and prime startmodels .......................................... 41Checks after engine warm up ........ 41Shifting ............................................ 41Stop switches .................................. 41Shifting ........................................... 41Stopping boat................................. 43Stopping engine ............................. 43Procedure........................................ 43Trimming outboard motor............... 44Adjusting trim angle (Power trimand tilt) .......................................... 44Adjusting boat trim .......................... 45Tilting up and down........................ 46Procedure for tilting up (power trimand tilt models).............................. 46Procedure for tilting down (powertrim and tilt models)....................... 48Shallow water................................. 49Power trim and tilt models............... 49Cruising in other conditions............ 50Maintenance .................................... 51Transporting and storing outboardmotor............................................ 51Storing outboard motor ................... 51Procedure........................................ 52Lubrication (oil injection models)..... 53Flushing power unit ......................... 53Cleaning the outboard motor........... 54Checking painted surface ofoutboard motor.............................. 54Periodic maintenance .................... 54Replacement parts .......................... 54Severe operating conditions............ 55Maintenance chart 1........................ 56Maintenance chart 2........................ 58Greasing.......................................... 59Cleaning and adjusting sparkplug ............................................... 59Checking fuel filter........................... 60Inspecting idle speed ...................... 60