Basic components
20
until the indicator on the face of the gauge
points to “
” (synchronizer).
NOTE:
If the two engines’ speeds are not synchro-
nized while cruising, they can be synchro-
nized by adjusting trim angle or throttle.
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.
EMU26824
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 or blink.
●
The buzzer will sound.
If the warning system has activated, stop the
engine and check the cooling water inlet for
clogging.
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
ZMU01753
ZMU01754
1
2
3
4
5
ZMU04161
OFF
START
ON
OFF
START
ON
ZMU05017
Summary of Contents for 250G
Page 1: ...OWNER S MANUAL 250G L250G 6S3 28199 70 E0 ...
Page 2: ...EMU25050 Read this owner s manual carefully before operating your outboard motor ...
Page 27: ...Basic components 22 1 Oil filter 1 ZMU01952 ...
Page 75: ......
Page 76: ...YAMAHA MOTOR CO LTD Printed on recycled paper Printed in Japan July 2005 0 1 1 ...