Yamaha LF250 Owner's Manual page 6

Table of contents
Procedure for tilting down................ 68
Shallow water ............................... 68
Power trim and tilt models ............... 68
Cruising in other conditions .......... 69
Maintenance .................................... 70
Transporting and storing outboard
motor.......................................... 70
Storing outboard motor.................... 70
Conditioning and stabilizing
gasoline......................................... 71
Procedure......................................... 71
Lubrication ....................................... 72
Cleaning and anticorrosion
measures ...................................... 72
Flushing cooling water passage....... 73
Cleaning the outboard motor ........... 73
Checking painted surface of
outboard motor............................. 74
Periodic maintenance ................... 74
Replacement parts ........................... 74
Maintenance interval guidelines....... 74
Maintenance chart 1 ........................ 75
Maintenance chart 2 ........................ 78
Greasing ........................................... 79
Inspecting spark plug....................... 82
Inspecting idle speed ....................... 83
Changing engine oil.......................... 83
Inspecting wiring and connectors .... 87
Checking propeller ........................... 87
Removing propeller .......................... 88
Installing propeller ............................ 88
Changing gear oil ............................. 89
Inspecting and replacing anode(s) ... 92
Checking battery (for electric start
models) ......................................... 93
Connecting the battery..................... 93
Disconnecting the battery ................ 95
Trouble Recovery ............................ 96
Troubleshooting ............................ 96
Temporary action in emergency ... 99
Impact damage ................................ 99
Running single engine (twin
engines)......................................... 99
Replacing fuse................................ 100
Power trim and tilt unit will not
operate........................................ 101
Water separator-alert indicator
blinks while cruising.................... 101
Treatment of submerged
motor ....................................... 103
Consumer information
(For North America) ...................... 104
YAMAHA FOUR-STROKE
OUTBOARD MOTOR
THREE-YEAR LIMITED
WARRANTY ............................. 104
IMPORTANT WARRANTY
INFORMATION IF YOU USE
YOUR YAMAHA OUTSIDE
THE U.S.A. OR CANADA......... 106
INDEX ............................................. 107