Yamaha F2.5A Owner's Manual page 5

Operation ......................................... 34
First-time operation....................... 34
Fill engine oil .................................... 34
Breaking in engine............................ 34
Getting to know your boat ............... 34
Checks before starting engine ...... 34
Fuel level .......................................... 35
Remove the top cowling .................. 35
Fuel system ...................................... 35
Controls............................................ 35
Engine shut-off cord (lanyard) .......... 36
Engine oil.......................................... 36
Engine .............................................. 37
Installing top cowling ....................... 37
Filling fuel ...................................... 39
Operating engine........................... 41
Sending fuel ..................................... 41
Starting engine ................................. 43
Checks after starting engine ......... 46
Cooling water ................................... 46
Warming up engine ....................... 47
Warming up...................................... 47
Checks after engine warm up ....... 47
Shifting ............................................. 47
Stop switches................................... 47
Shifting .......................................... 47
Stopping boat ............................... 49
Stopping engine ............................ 49
Procedure......................................... 49
Trimming outboard motor ............. 51
Adjusting trim angle for manual tilt
models .......................................... 52
Adjusting boat trim........................... 53
Tilting up and down ...................... 53
Procedure for tilting up .................... 54
Procedure for tilting down................ 56
Shallow water (F4B, F5A, F6C) ..... 57
Cruising in shallow water ................. 57
Table of contents
Cruising in other conditions.......... 58
Maintenance.................................... 59
Transporting and storing outboard
motor ......................................... 59
Transporting/Dismounting the
outboard motor ............................. 59
Storing outboard motor.................... 62
Procedure......................................... 63
Lubrication ....................................... 67
Cleaning the outboard motor ........... 67
Checking painted surface of
outboard motor ............................. 67
Periodic maintenance ................... 67
Replacement parts ........................... 68
Severe operating conditions ............ 68
Maintenance chart 1......................... 69
Maintenance chart 2......................... 70
Greasing ........................................... 71
Cleaning and adjusting spark plug... 73
Checking fuel filter............................ 74
Inspecting idle speed ....................... 74
Changing engine oil.......................... 74
Checking connector and lead .......... 78
Checking propeller ........................... 78
Removing propeller .......................... 79
Installing propeller ............................ 79
Changing gear oil ............................. 80
Inspecting and replacing anode
(external) ....................................... 81
Trouble Recovery............................ 82
Troubleshooting............................ 82
Temporary action in emergency ... 84
Impact damage ................................ 84
Starter will not operate ..................... 84
Emergency engine starting............... 84
Treatment of submerged motor.... 89
INDEX ............................................... 90