Installation Requirements; Boat Horsepower Rating; Mounting Motor; Remote Control Requirements - Yamaha 115 Owner's Manual

Specifications and requirements
Gear oil quantity:
0.760 L (0.803 US qt, 0.669 Imp.qt)
Tightening torque for engine:
Spark plug:
25.0 Nm (2.55 kgf-m, 18.4 ft-lb)
Propeller nut:
55.0 Nm (5.61 kgf-m, 40.6 ft-lb)
EMU33553

Installation requirements

EMU33563

Boat horsepower rating

EWM01560
WARNING
Overpowering a boat can cause severe
instability.
Before installing the outboard motor(s), con-
firm that the total horsepower of your mo-
tor(s) does not exceed the boats maximum
horsepower rating. See the boat's capacity
plate or contact the manufacturer.
EMU33571

Mounting motor

EWM01570
WARNING
Improper mounting of the outboard mo-
●
tor could result in hazardous condi-
tions such as poor handling, loss of
control, or fire hazards.
Because the motor is very heavy, spe-
●
cial equipment and training is required
to mount it safely.
Your dealer or other person experienced in
proper rigging should mount the motor using
correct equipment and complete rigging in-
structions. For further information, see page
33.
EMU33581

Remote control requirements

EWM01580
WARNING
If the engine starts in gear, the boat can
●
14
move suddenly and unexpectedly, pos-
sibly causing a collision or throwing
passengers overboard.
If the engine ever starts in gear, the
●
start-in-gear protection device is not
working correctly and you should dis-
continue using the outboard. Contact
your Yamaha dealer.
The remote control unit must be equipped
with a start-in-gear protection device(s). This
device prevents the engine from starting un-
less it is in neutral.
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Battery requirements

EMU25713

Specifications of Battery

Use a fully charged battery that meets the
following specifications. The engine cannot
be started if battery voltage is too low.
Minimum cold cranking amps
(CCA/SAE):
380.0 A
Minimum marine cranking amps
(MCA/ABYC):
502.0 A
Minimum reserve capacity (RC/SAE):
124 minutes
ECM01061
NOTICE
Do not use a battery that does not meet
the specified capacity. If a battery that
does not meet specifications is used, the
electric system could perform poorly or
be overloaded, causing electric system
damage.
EMU36290

Mounting battery

Mount the battery holder securely in a dry,
well-ventilated, vibration-free location in the