Outline Of Features - Yamaha F50F Service Manual

Outline of features

New electronic fuel injected F50 and F60 outboard motors have a mainly redesigned fuel and intake
system based on the carbureted F60 outboard motor.
Power unit
• Single throttle body, single throttle valve
• Multi-point injection system, group injection
(#1/#4 and #2/#3)
• Group ignition system (#1/#4 and #2/#3)
• Large plastic intake manifold
• Compact plastic fuel rail
• Modularized intake system components
• Vapor separator with built-in pressure regulator
• Solenoid valve
• Fuel cooler
• Aluminum rocker arm
Electrical
• Compact electronic fuel injection system
• Self-diagnosis system and Yamaha Diagnostic
System
• Variable trolling RPM switch (optional for tiller
handle model)
• Throttle position sensor with learning function
(adjustment free)
• Compact charging system at low rpm
• Compact fuel injectors
• Fuel filter with water separator
Clamp bracket/upper case
• 2-piece upper case
• Upper portion case with oil sump
• Big capacity water wall structure around muffler
• Idle exhaust labyrinth structure
• Exclusive clamp bracket for permanent mount-
ing
Lower unit
• Same lower drive unit as carbureted F60 model
6C13G11
Identification / Outline of features
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S6C11120
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