Installation Requirements; Boat Horsepower Rating; Mounting Outboard Motor; Remote Control Requirements - Yamaha LF250 Owner's Manual

Specifications and requirements
Min. pump octane number (PON):
86 (F200A, F225A, LF200A)
89 (F250A, LF250A)
Min. research octane number (RON):
90 (F200A, F225A, LF200A)
94 (F250A, LF250A)
Recommended engine oil:
YAMALUBE 4M FC-W or 4-stroke
outboard motor oil
Recommended engine oil grade 1:
SAE 10W-30/10W-40/5W-30
API SE/SF/SG/SH/SJ/SL
Engine oil quantity (without oil filter
replacement):
4.5 L (4.76 US qt, 3.96 Imp.qt)
Engine oil quantity (with oil filter
replacement):
4.7 L (4.97 US qt, 4.14 Imp.qt)
Lubrication system:
Wet sump
Recommended gear oil:
Yamalube Marine Gearcase Lube HD or
Hypoid gear oil
Recommended gear oil grade:
SAE 90 API GL-4 / SAE 80W API GL-5 /
SAE 90 API GL-5
Gear oil quantity:
0.803 L (0.849 US qt, 0.707 Imp.qt)
(LF250A)
0.918 L (0.970 US qt, 0.808 Imp.qt)
(F250A)
1.000 L (1.057 US qt, 0.880 Imp.qt)
(LF200A)
1.150 L (1.216 US qt, 1.012 Imp.qt)
(F200A, F225A)
Tightening torque:
Spark plug:
25 Nm (2.55 kgf-m, 18.4 ft-lb)
Propeller nut:
54 Nm (5.51 kgf-m, 39.8 ft-lb)
16
Engine oil drain bolt:
27 Nm (2.75 kgf-m, 19.9 ft-lb)
Engine oil filter:
18 Nm (1.84 kgf-m, 13.3 ft-lb)
EMU33555

Installation requirements

EMU33565

Boat horsepower rating

EWM01561
WARNING
Overpowering a boat can cause severe in-
stability.
Before installing the outboard motor(s), con-
firm that the total horsepower of your out-
board motor(s) does not exceed the boats
maximum horsepower rating. See the boat's
capacity plate or contact the manufacturer.
EMU40491

Mounting outboard motor

EWM02501
WARNING
 Improper mounting of the outboard mo-
tor could result in hazardous conditions
such as poor handling, loss of control,
or fire hazards.
 Because the outboard motor is very
heavy, special equipment and training is
required to mount it safely.
Your dealer or other person experienced in
proper rigging should mount the outboard
motor using correct equipment and complete
rigging instructions. For further information,
see page 51.
EMU33582

Remote control requirements

EWM01581
WARNING
 If the engine starts in gear, the boat can
move suddenly and unexpectedly, pos-
sibly causing a collision or throwing
passengers overboard.