Table of contents
Procedure ....................................... 33
Trimming outboard motor .............. 34
Adjusting trim angle ........................ 34
Adjusting boat trim .......................... 35
Tilting up and down ....................... 36
Procedure for tilting up .................... 36
Procedure for tilting down ............... 38
Cruising in shallow water .............. 38
Power trim and tilt models / power
tilt models...................................... 38
Cruising in other conditions ........... 39
Maintenance..................................... 41
Specifications ................................ 41
Transporting and storing outboard
motor ........................................... 42
Storing outboard motor ................... 42
Procedure ....................................... 42
Lubrication (oil injection models)..... 43
Battery care..................................... 44
Flushing power unit ......................... 44
Cleaning the outboard motor .......... 45
Checking painted surface of
motor............................................. 45
Periodic maintenance.................... 46
Replacement parts .......................... 46
Maintenance chart .......................... 47
Greasing ......................................... 49
Cleaning and adjusting spark
plug ............................................... 49
Checking fuel system ...................... 50
Inspecting fuel filter ......................... 51
Cleaning fuel filter ........................... 51
Inspecting idling speed ................... 52
Checking water in engine oil tank ... 52
Checking wiring and connectors ..... 53
Exhaust leakage ............................. 53
Water leakage ................................. 53
Checking power trim and tilt
system .......................................... 53
Checking propeller .......................... 54
Removing the propeller ................... 55
Installing the Propeller .................... 55
Changing gear oil ............................ 56
Inspecting and replacing
anode(s)........................................ 57
Checking battery (for electric start
models) ......................................... 58
Connecting the Battery.................... 58
Disconnecting the battery................ 59
Checking top cowling ...................... 59
Coating the boat bottom .................. 60
Trouble Recovery............................ 61
Troubleshooting ............................ 61
Temporary action in emergency ... 64
Impact damage ............................... 64
Running single engine..................... 64
Replacing fuse ................................ 65
Power trim and tilt / power tilt will
not operate.................................... 65
Starter will not operate .................... 65
Emergency starting engine ............. 66
Engine fails to operate .................. 67
Engine fails to operate .................... 67
Low oil level warning activates ........ 67
Treatment of submerged motor .... 68
Procedure........................................ 68
Summary of Contents for 250G
Page 1: ...OWNER S MANUAL 250G L250G 6S3 28199 70 E0 ...
Page 2: ...EMU25050 Read this owner s manual carefully before operating your outboard motor ...
Page 27: ...Basic components 22 1 Oil filter 1 ZMU01952 ...
Page 75: ......
Page 76: ...YAMAHA MOTOR CO LTD Printed on recycled paper Printed in Japan July 2005 0 1 1 ...