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EMU00317

Chapter 4

MAINTENANCE

SPECIFICATION DATA.............................4-1

TRANSPORTING AND STORING

OUTBOARD MOTOR ...............................4-3

Trailering outboard motor...................4-3

Storing outboard motor ......................4-4

PERIODIC MAINTENANCE......................4-8

Replacement parts ...............................4-8

Maintenance chart................................4-9

Greasing ..............................................4-10

Cleaning and adjusting spark plug...4-11

Checking fuel system.........................4-13

Inspecting fuel filter ...........................4-14

Adjusting idling speed.......................4-16

Changing engine oil...........................4-17

Checking timing belt ..........................4-19

Replacing fuse ....................................4-20

Checking wiring and connectors ......4-21

Exhaust leakage..................................4-21

Water leakage .....................................4-21

Checking power trim and tilt

system .................................................4-22

Checking propeller .............................4-23

Changing gear oil...............................4-25

Inspecting and replacing anode(s) ...4-26

Checking battery.................................4-27

Checking bolts and nuts ....................4-30

Motor exterior.....................................4-30

Cleaning cooling-water passages.....4-30

Coating the boat bottom ...................4-31

67F-9-76-A0-4a 4/1/02 4:05 PM Page 2

Yamaha F80AETL User Manual

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