Oil Injection
Page 3C-14 90-8M0050731 MAY 2011
Warning Horn Signals
When the key switch is turned to the "ON" position, the horn will be audible for a moment as a test to show the horn is working.
The warning horn will emit either a continuous beep or intermittent short beeps. This will alert the operator and help identify the
following listed situations. For visual display of the specific engine functions and additional engine data, refer to the helm‑mounted
SmartCraft product for more information.
Warning Horn
Function Sound Description
Start up One beep Normal system test.
Low oil reserve Four beeps every
two minutes
Oil level is low in the engine‑mounted oil reservoir. Refill the engine‑mounted oil
reservoir and the remote oil tank.
Water in fuel Four beeps every
two minutes
Water in the water separating fuel filter reaches the full level. Water can be removed
from the filter.
Cooling system
problem
Continuous Engine Guardian System is activated. Power limit will vary with level of overheat.
Stop engine and check water intake for obstruction. The Guardian System must be
reset before engine will operate at higher speeds. Moving throttle lever back to idle
resets the system.
Oil level is critically
low
Continuous Engine Guardian System is activated. Power will be limited. The oil level is critically
low in the engine‑mounted oil reservoir. Refill the engine‑mounted oil reservoir and
the remote oil tank.
Oil pump failure Continuous Engine Guardian System is activated. Power will be limited. The warning horn is
activated if the oil pump stops functioning electrically. No lubricating oil is supplied
to the engine.
Engine overspeed Continuous The warning horn is activated any time engine speed exceeds the maximum
allowable RPM. The system will limit the engine speed within the allowable range.
Engine overspeed indicates a condition that should be corrected.
Sensor out of range Continuous Engine Guardian System is activated. Power will be limited.
Intermittent beep
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