Yamaha F225F Service Manual page 234

FUEL
Hose routing ...................................................................... 6-1
Fuel hose and blowby hose ....................................................... 6-1
Vapor gas hose ......................................................................... 6-2
Cooling water hose .................................................................... 6-4
Fuel system ....................................................................... 6-6
Reducing the fuel pressure ....................................................... 6-6
Disconnecting the quick connector ............................................ 6-6
Measuring the fuel pressure ...................................................... 6-7
Checking the pressure regulator ............................................... 6-8
Fuel filter assembly ........................................................... 6-9
Removing the fuel filter assembly ........................................... 6-11
Checking the fuel filter assembly ............................................. 6-11
Disassembling the fuel filter assembly .................................... 6-12
Checking the fuel filter element ............................................... 6-12
Checking the fuel cup assembly .............................................. 6-12
Assembling the fuel filter assembly ......................................... 6-12
Installing the fuel filter assembly ............................................. 6-12
Intake manifold ................................................................ 6-14
Removing the intake silencer .................................................. 6-15
Removing the intake manifold ................................................. 6-15
Checking the intake manifold .................................................. 6-16
Installing the intake manifold ................................................... 6-16
Installing the intake silencer .................................................... 6-18
Throttle body ................................................................... 6-20
Removing the throttle body and surge tank ............................. 6-22
Checking the ETV ................................................................... 6-23
Installing the throttle body and surge tank ............................... 6-23
Canister ............................................................................ 6-25
Removing the canister ............................................................. 6-26
Checking the canister .............................................................. 6-26
Checking the canister check valve .......................................... 6-26
Installing the canister ............................................................... 6-27
Low-pressure fuel pump ................................................ 6-29
Removing the low-pressure fuel pump .................................... 6-30
Checking the low-pressure fuel pump ..................................... 6-30
Checking the primer pump ...................................................... 6-30
Installing the low-pressure fuel pump ...................................... 6-31
Fuel system 6