Basic components
26
NOTE:
If the two engines’ speeds are not synchro-
nized while cruising, they can be synchro-
nized by adjusting trim angle or throttle.
EMU26791
Water separator warning indicator
This indicator will blink when water has accu-
mulated in the water separator. In such an
event, stop the engine and drain the water
from the separator.
NOTE:
This indicator only operates when a water
separator sensor is equipped.
EMU26801
Warning system
CAUTION:
ECM00090
Do not continue to operate the engine if a
warning device has activated. Consult
your Yamaha dealer if the problem can-
not be located and corrected.
EMU26823
Overheat warning (twin engines)
This engine has an overheat warning device.
If the engine temperature rises too high, the
warning device will activate.
Activation of warning device
●
The engine speed will automatically de-
crease to about 2000 r/min.
●
If equipped with an overheat warning indi-
cator, it will light.
●
The buzzer will sound.
1. Port engine speed is higher
2. Port engine speed is slightly higher
3. Engine speed is synchronized evenly
between port and starboard engines
4. Starboard engine speed is slightly higher
5. Starboard engine speed is higher
ZMU01754
1
2
3
4
5
ZMU01755
ZMU01757
ZMU04766
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2019 Yamaha Motor Corporation, U.S.A.
