Yamaha F115A - CHAPTER 4 FUEL SYSTEM

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FUEL
CHAPTER 4
FUEL SYSTEM
INTAKE SILENCER ......................................................................................... 4-1
REMOVING/INSTALLING THE INTAKE SILENCER................................ 4-1
INTAKE ASSEMBLY ....................................................................................... 4-3
REMOVING/INSTALLING THE INTAKE ASSEMBLY ............................. 4-3
THROTTLE BODY ........................................................................................... 4-5
REMOVING/INSTALLING THE THROTTLE BODY ................................. 4-5
CONTROL UNIT .............................................................................................. 4-6
REMOVING/INSTALLING THE CONTROL UNIT .................................... 4-6
HIGH-PRESSURE FUEL LINE ......................................................................... 4-8
REMOVING/INSTALLING THE HIGH-PRESSURE FUEL LINE ............... 4-8
REDUCING THE FUEL PRESSURE (HIGH-PRESSURE FUEL LINE) .... 4-10
CHECKING THE PRESSURE REGULATOR........................................... 4-11
FUEL INJECTORS ......................................................................................... 4-12
REMOVING/INSTALLING THE FUEL INJECTORS ............................... 4-12
DISASSEMBLING/ASSEMBLING THE FUEL INJECTORS .................. 4-13
FUEL HOSES ................................................................................................. 4-14
REMOVING/INSTALLING THE FUEL HOSES....................................... 4-14
VAPOR SEPARATOR .................................................................................... 4-15
REMOVING/INSTALLING THE VAPOR SEPARATOR .......................... 4-15
DISASSEMBLING/ASSEMBLING THE VAPOR SEPARATOR ............. 4-16
HIGH-PRESSURE FUEL PUMP .................................................................... 4-17
DISASSEMBLING/ASSEMBLING THE HIGH-PRESSURE
FUEL PUMP ........................................................................................... 4-17
PRESSURE REGULATOR ............................................................................. 4-18
REMOVING/INSTALLING THE PRESSURE REGULATOR ................... 4-18