Mercury 300XS OptiMax User Manual

FEATURES AND CONTROLS
47
Problem Horn
Monitor
Display
Guardian
Activated
Percentage of
Full Engine
Power
Available
Faulty Sensor
(Block psi,
Coolant Temp)
No Yes Yes 95%
Battery Voltage
Out of Limits
Single
Beep...Continuous
Beep when Guardian
Engages
Yes Yes
<10 v = 0%
<11.5 v = 50%
11.5 - 16 v =
100%
>16 v = 50 %
>17 v = 0%
Horn Failure No Yes Yes 95%
Water In Fuel
4 Beeps... 2 Minutes
Off
Yes No N/A
MAP Sensor
Failure
No Yes Yes 95%
Air
Temperature
Sensor Failure
No Yes No N/A
Ignition Coil
Failure
No Yes No N/A
Injector Failure No Yes No N/A
SMARTCRAFT PRODUCT
A Mercury SmartCraft System instrument package can be
purchased for this power package. A few functions some of the
instrument packages will display are engine RPM, coolant temp,
water pressure, 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.
Refer to the Mercury SmartCraft Operator’s Supplement
provided with the power package for the warning functions
monitored on your power package and basic operation of the
SmartCraft Instrument package.

Mercury 300XS OptiMax Specifications

General

Engine Type	2-Stroke
Horsepower	300 HP
Alternator Output	60 amp / 756 watt
Gear Ratio	1.75:1
Starting System	Electric
Fuel System	2-Stage Direct Fuel Injection (DFI)
Weight	505 lbs / 229 kg
Cylinders	6
Steering	Hydraulic
Shaft Length	25"