Mercury 75 OptiMax Owner's Manual page 56

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FEATURES AND CONTROLS
ENGINE GUARDIAN SYSTEM
The Engine Guardian System monitors the critical sensors on
the engine for any early indications of problems. The system will
respond to a problem by emitting a continuous beep and/or
reducing engine power in order to provide engine protection.
If Guardian System has been activated, reduce throttle speed.
The horn will turn off when throttle speed is within the allowable
limit. Consult your dealer for assistance.
SMARTCRAFT PRODUCT
A Mercury SmartCraft System instrument package can be
purchased for this outboard. A few of the functions the
instrument package will display are engine RPM, coolant
temperature, battery voltage, fuel consumption, and engine
operating hours.
The SmartCraft instrument package will also aid in Engine
Guardian diagnostics. The SmartCraft instrument package will
display critical engine alarm data and potential problems.
46
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