Warming Up Engine; Choke Start Models - Yamaha 150F Owner's Manual

lift the lever just until you feel resistance,
then lift slightly more.
The neutral throttle lever or free accelera-
G
tor can only be used when the remote con-
trol lever is in neutral.
5. Press in and hold the main switch to op-
erate the remote choke system. The re-
mote choke switch automatically returns
to its normal position when you release
your hand. Therefore keep the switch
pressed in.
NOTE:
It is not necessary to use the choke when
G
starting a warm engine.
Push in the main switch fully, or the remote
G
choke system will not operate.
6. Turn the main switch to "
and hold it for a maximum of 5 seconds.
ON
OFF START
ON
START
7. Immediately after the engine starts, re-
lease the main switch and allow it to re-
turn to "
ECM00191
CAUTION:
Never turn the main switch to "
G
(start) while the engine is running.
Do not keep the starter motor turning
G
for more than 5 seconds. If the starter
motor is turned continuously for more
than 5 seconds, the battery will be
quickly discharged, thus making it im-
possible to start the engine. The starter
can also be damaged. If the engine will
not start after 5 seconds of cranking,
return the main switch to "
10 seconds, then crank the engine
again.
" (start),
EMU27670
EMU27681

Choke start models

1. After starting the engine, allow it to idle
for 3 minutes to warm up. Failure to do
so will shorten engine life. Gradually re-
turn the choke knob to its home position
as the engine warms up.
2. Check for a steady flow of water from the
cooling water pilot hole.
ZMU03262
ECM00511
CAUTION:
A continuous flow of water from the cool-
ing water pilot hole shows that the water
pump is pumping water through the cool-
ing passages. If water is not flowing out
of the hole at all times while the engine is
running, overheating and serious dam-
age could occur. Stop the engine and
check whether the cooling water inlet on
the lower case or the cooling water pilot
ZMU04593
hole is blocked. Consult your Yamaha
dealer if the problem cannot be located
Operation
" (on).

Warming up engine

"
" (on), wait
32