Yamaha F50 Owner's Manual page 5

Overheat-warning indicator (digital
type).............................................. 30
Speedometer (digital type) .............. 31
Trim meter....................................... 31
Trim meter (digital type) .................. 31
Hour meter (digital type).................. 32
Trip meter........................................ 32
Clock ............................................... 32
Fuel gauge ...................................... 33
Fuel warning indicator ..................... 33
Low battery voltage-warning
indicator ........................................ 33
Command link multifunction
meters........................................... 34
Tachometer unit .............................. 34
Speed & fuel meter unit .................. 37
Speedometer unit............................ 38
Fuel management meter ................. 39
Warning system ............................ 40
Overheat warning............................ 40
Low oil pressure warning ................ 40
Operation ......................................... 42
Installation ..................................... 42
Mounting the outboard motor .......... 42
Breaking in engine ........................ 43
Procedure for 4-stroke models........ 43
Pre-operation checks .................... 44
Fuel ................................................. 44
Controls........................................... 44
Stop switches .................................. 44
Engine ............................................. 44
Checking the engine oil level .......... 44
Filling fuel ...................................... 45
Ring Free Fuel Additive .................. 45
Operating engine........................... 46
Feeding fuel (portable tank) ............ 46
Starting engine ................................ 47
Warming up engine ....................... 49
Manual start and electric start
models .......................................... 49
Shifting .......................................... 50
Stopping boat ................................ 51
Trolling .......................................... 51
Adjusting trolling speed ................... 51
Stopping engine ............................ 52
Table of contents
Procedure........................................ 52
Trimming outboard motor.............. 53
Adjusting trim angle (Power trim
and tilt) .......................................... 53
Adjusting boat trim .......................... 54
Tilting up and down....................... 55
Procedure for tilting up (power trim
and tilt models).............................. 55
Procedure for tilting down (power
trim and tilt models)....................... 57
Cruising in shallow water .............. 57
Power trim and tilt models
models .......................................... 57
Cruising in other conditions........... 58
Maintenance .................................... 60
Specifications................................ 60
Transporting and storing outboard
motor ........................................... 61
Storing outboard motor ................... 62
Procedure........................................ 62
Lubrication....................................... 63
Cleaning and anticorrosion
measures ...................................... 64
Battery care ..................................... 64
Flushing power unit ......................... 64
Cleaning the outboard motor........... 65
Checking painted surface of
motor............................................. 65
Periodic maintenance ................... 66
Replacement parts .......................... 66
Severe operating conditions............ 66
Maintenance chart 1........................ 67
Maintenance chart 2........................ 69
Greasing.......................................... 70
Cleaning and adjusting spark
plug ............................................... 70
Checking fuel system ...................... 71
Inspecting idling speed.................... 72
Changing engine oil ........................ 72
Checking wiring and connectors ..... 74
Exhaust leakage.............................. 74
Water leakage ................................. 74
Engine oil leakage ........................... 74
Checking power trim and tilt /
power tilt system ........................... 74