23
Engine control system
EMU26803
Alert system
NOTICE
ECM00091
Do not continue to operate the engine if a
alert device has activated. Consult your
Yamaha dealer if the problem cannot be
located and corrected.
EMU2681C
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-
crease to about 2000 r/min.
●
The overheat-alert indicator will light or
blink.
●
The buzzer will sound (if equipped on the
tiller handle, remote control box, or main
switch panel).
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-
ing water inlet is submerged.
●
Check the cooling water inlet for clogging.
ZMU03025
ZMU03026
69R-9-2A-1E0.book 23 ページ 2010年2月3日 水曜日 午後5時18分