Low Oil Pressure Alert - Yamaha F300A Owner's Manual

If the alert system has activated, stop the en-
gine and check the cooling water inlets:
Check trim angle to be sure that the cool-
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ing water inlet is submerged.
Check the cooling water inlet for clogging.
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Twin engine drive or triple engine drive us-
ers:
If the overheat alert system of one engine ac-
tivates, the engine will slow down. To switch
off the alert activation on the engine not af-
fected by overheating, turn off the main
switch of the engine overheating. If the alert
system has activated, stop the engine and tilt
the outboard motor up to check the cooling
water inlet for clogging. If the alert system
has still activated, tilt the overheated out-
board motor up and return to the port.
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Low oil pressure alert

If the oil pressure drops too low, the alert de-
vice will activate.
The engine speed will automatically de-
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crease to about 2000 r/min. The low oil
pressure-alert indicator will light or blink.
Engine control system
The buzzer will sound in the same way as
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during an overheating alert.
If the alert device has activated, stop the en-
gine as soon as it is safe to do so. Check the
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oil level and add oil as needed. If the oil level
is correct and the alert device does not
switch off, consult your Yamaha dealer.
Twin engine drive or triple engine drive us-
ers:
If the low oil pressure alert system of one en-
gine activates, all of the engines will slow
down and the buzzer will sound. To switch
off the alert activation on the engine(s) not
affected by low oil pressure, turn off the main
switch of the engine with the low oil pressure.
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