Yamaha 150F Owner's Manual

Also see for 150F: Owner's manual Service manual Owner's manual

Table of contentsWarming up engine ....................... 32Choke start models ......................... 32Shifting .......................................... 33Forward (tiller handle and remotecontrol models) ............................. 33Reverse (automatic reverse lockand power trim and tilt models)..... 33Stopping engine ............................ 34Procedure ....................................... 34Trimming outboard motor.............. 35Adjusting trim angle ........................ 35Adjusting boat trim .......................... 36Tilting up and down ....................... 37Procedure for tilting up .................... 37Procedure for tilting down ............... 39Cruising in shallow water .............. 39Power trim and tilt models / powertilt models...................................... 39Cruising in other conditions........... 40Maintenance..................................... 42Specifications ................................ 42Transporting and storing outboardmotor ........................................... 43Storing outboard motor ................... 44Procedure ....................................... 44Lubrication (oil injection models)..... 45Battery care..................................... 45Cleaning the outboard motor .......... 46Checking painted surface ofmotor............................................. 46Periodic maintenance.................... 46Replacement parts .......................... 46Maintenance chart .......................... 47Greasing ......................................... 49Cleaning and adjusting sparkplug ............................................... 49Checking fuel system ...................... 50Inspecting fuel filter ......................... 51Cleaning fuel filter ........................... 51Inspecting idling speed ................... 52Checking water in engine oil tank ... 52Checking wiring and connectors ..... 52Exhaust leakage ............................. 52Water leakage ................................. 53Checking power trim and tiltsystem........................................... 53Checking propeller .......................... 54Removing the propeller ................... 55Installing the Propeller..................... 55Changing gear oil ............................ 56Cleaning fuel tank ........................... 57Inspecting and replacinganode(s)........................................ 57Checking battery (for electric startmodels) ......................................... 58Connecting the battery .................... 59Disconnecting the battery................ 60Checking top cowling ...................... 60Coating the boat bottom .................. 60Trouble Recovery............................ 62Troubleshooting ............................ 62Temporary action in emergency ... 65Impact damage ............................... 65Running single engine..................... 65Replacing fuse ................................ 66Power trim and tilt / power tilt willnot operate.................................... 66Starter will not operate .................... 66Emergency starting engine ............. 67Engine fails to operate .................. 68Ignition system malfunction ............. 68Low oil level warning activates ........ 69Treatment of submerged motor .... 70Procedure........................................ 70