Yamaha F250 LF250 Automobile User Manual


 
Table of contents
Operating engine....................... 31
Feeding fuel.................................. 31
Starting engine ............................. 31
Warming up engine ................... 33
Manual start and electric start
models ...................................... 33
Shifting ...................................... 34
Forward (tiller handle and
remote control models) ............. 34
Reverse (automatic reverse lock
and power trim and tilt
models) ..................................... 34
Stopping engine ........................ 35
Procedure..................................... 35
Trimming outboard motor.......... 35
Adjusting trim angle...................... 36
Adjusting boat trim........................ 37
Tilting up and down ................... 37
Procedure for tilting up ................. 38
Procedure for tilting down............. 39
Cruising in shallow water .......... 40
Power trim and tilt models /
power tilt models....................... 40
Cruising in other conditions....... 41
Maintenance.................................42
Specifications ............................ 42
Transporting and storing
outboard motor....................... 43
Storing outboard motor................. 43
Procedure..................................... 44
Lubrication
(except oil injection models)...... 45
Cleaning and anticorrosion
measures.................................. 45
Battery care.................................. 45
Flushing power unit ...................... 46
Cleaning the outboard motor........ 47
Checking painted surface of
motor......................................... 47
Periodic maintenance................ 47
Replacement parts ....................... 47
Maintenance chart........................ 48
Maintenance chart (additional)..... 49
Greasing....................................... 50
Cleaning and adjusting
spark plug ................................. 51
Checking fuel system ................... 52
Inspecting fuel filter ...................... 53
Cleaning fuel filter......................... 53
Changing engine oil...................... 54
Checking wiring and
connectors ................................ 56
Exhaust leakage........................... 56
Water leakage .............................. 56
Engine oil leakage........................ 56
Checking power trim and
tilt system .................................. 56
Checking propeller ....................... 57
Removing the propeller ................ 58
Installing the Propeller.................. 58
Changing gear oil ......................... 59
Inspecting and replacing
anode(s).................................... 60
Checking battery
(for electric start models) .......... 60
Connecting the battery ................. 61
Disconnecting the battery............. 62
Checking top cowling ................... 62
Coating the boat bottom............... 63
Trouble Recovery........................ 64
Troubleshooting ........................ 64
Temporary action in
emergency ............................. 67
Impact damage............................. 67
Running single engine.................. 67
Replacing fuse.............................. 68
Power trim and tilt / power tilt
will not operate.......................... 69
Treatment of submerged
motor...................................... 69
Procedure..................................... 69
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