Engine Control System; Alert System; Overheat Alert; Low Oil Pressure Alert - Yamaha F75B Owner's Manual

EMU26803

Alert system

ECM00091
NOTICE
Do not continue to operate the engine if a
alert device has activated. Consult your
Yamaha dealer if the problem cannot be lo-
cated and corrected.
EMU2681A

Overheat alert

This engine has an overheat-alert device. If
the engine temperature rises too high, the
alert device will activate.
The engine speed will automatically de-
G
crease to about 2000 r/min.
The overheat-alert indicator will light or
G
blink.
The buzzer will sound (if equipped on the
G
tiller handle, remote control box, or main
switch panel).

Engine control system

If the alert system has activated, stop the en-
gine and check the cooling water inlets:
Check trim angle to be sure that the cooling
G
water inlet is submerged.
Check the cooling water inlet for clogging.
G
EMU26857
ZMU01757

Low oil pressure alert

If the oil pressure drops too low, the alert de-
vice will activate.
The engine speed will automatically de-
G
crease to about 2000 r/min. The low oil
pressure-alert indicator will light or blink.
ZMU02630
ZMU01828
33