Yamaha F250 User Manual

Engine control system
54
 The buzzer will sound.
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.
Twin engine drive users:
If the overheat alert system of one engine ac-
tivates, the engine will slow down. To switch
off the alert activation on the engine not af-
fected by overheating, turn off the main
switch of the engine overheating. If the alert
system has activated, stop the engine and tilt
the outboard motor up to check the cooling
water inlet for clogging. If the alert system
has still activated, tilt the overheated out-
board motor up and return to the port.
EMU41933
Low oil pressure alert
If the oil pressure drops too low, the alert de-
vice will activate.
 The engine speed will automatically de-
crease to about 2000 r/min.

The low oil pressure-alert indicator of the
6Y8 Multifunction Tachometer will light or
blink.

The pop-up window will appear on the
Multi-Display.
ZMU07155
ZMU07156
ZMU05826
ZMU05430
ZMU05431
6CE-9-36-1E0.book 54 ページ ２０１４年１１月２８日 金曜日 午後２時５５分
©2019 Yamaha Motor Corporation, U.S.A.

Yamaha F250 Specifications

General

Prop Shaft Horsepower	250 hp
Full Throttle RPM Range	5000 - 6000 rpm
Gear Ratio	1.75:1
Starting System	Electric
Displacement	4169cc
Bore x Stroke	96 x 96 mm
Fuel Induction System	EFI (Electronic Fuel Injection)
Ignition System	TCI (Transistor Controlled Ignition)
Alternator Output	50 amps
Steering	Remote
Shaft Length	25 in
Weight	253 kg (557 lbs) - F250XCA
Recommended Fuel	Regular Unleaded (Minimum Octane 87)