Yamaha F30A 2018, Service Manual

Page: 317 / 348

10-12
General periodic maintenance
Fuel filter
Check the fuel filter element.
Dirt/residue

Replace.
Water accumulated

Drain.
6-5
Checking the fuel cup assembly.
Foreign material

Clean.
Cracked

Replace.
Checking the fuel inlet or fuel outlet holding pressure.
Out of specification

Replace the O-ring, fuel cup assembly, or
fuel filter assembly.
Fuel strainer
Check the fuel strainer
Cracked/damage

Replace.
Dirt/residue

Replace.
6-22
Check the fuel strainer holding pressure.
Out of specification

Replace.
Fuel pump
Check the operation of the fuel pump using the YDIS “Stationary
test” and check the operating sound.
Not sound

Check the fuel pump internal parts.
5-24
Fuel leakage
Check the fuel line.
Leaking

Check the related parts.
2-15
Engine oil leakage
Check the engine oil line.
Leaking

Check the related parts.
2-10
Gear oil
Check the gear oil level.
Below the proper level

Add the recommended gear oil.
10-19
Check the gear oil.
Replacement interval has been exceeded/deterioration

Change.
Milky

Overhaul the lower unit.
10-18
8-1
Greasing Apply lubricants. 10-19
Propeller
Propeller nut
Cotter pin
Check the propeller blade and spline.
Cracked/damaged/worn

Replace.
8-2
Check the installed condition of propeller nut and cotter pin.
Improperly installed

Reinstall.
8-22
PTT fluid level
Check that a small amount of fluid flows out of the filler hole.
Below the proper level

Add the recommended fluid.
10-20
PTT unit operation
Check the PTT unit operation.
PTT operation is not smoothly

Check the PTT fluid level.
10-20
Check the tilt support knob.
Tilt support knob locks in place not properly

Check the related
parts.
9-27
Check the PTT fluid leakage.
Leaking

Check the related parts.
9-26
Item Procedures See