Connecting The Battery - Yamaha FL250A Owner's Manual

The procedure for checking the battery varies
for different batteries. This procedure con-
tains typical checks that apply to many batter-
ies, but you should always refer to the battery
manufacturer's instructions.
ECM01920
NOTICE
A poorly maintained battery will quickly
deteriorate.
1. Check the electrolyte level.
2. Check the battery's charge. If your boat is
equipped with the digital speedometer,
the voltmeter and low battery alert func-
tions will help you monitor the battery's
charge. If the battery needs charging,
consult your Yamaha dealer.
3. Check the battery connections. They
should be clean, secure, and covered by
an insulating cover. WARNING! Bad
connections can produce shorting or
arcing and cause an explosion.
EMU35605

Connecting the battery

EWM00572
WARNING
Mount the battery holder securely in a dry,
well-ventilated, vibration-free location in
the boat. Install a fully charged battery in
the holder.
ECM01124
NOTICE
Do not reverse the battery cables. Other-
wise, the electrical parts could be dam-
aged.
1. Make sure the main switch (on applicable
models) is "
the battery.
2. Connect the red battery cable to the
POSITIVE (+) terminal first. Then con-
nect the black battery cable to the NEGA-
TIVE (-) terminal.
3
1. Red cable
2. Black cable
3. Battery
3. The electrical contacts of the battery and
cables must be clean and properly con-
nected, or the battery will not start the en-
gine.
Connecting an accessory battery (optional)
If connecting an accessory battery, consult
[EWM01912]
your Yamaha dealer about correct wiring. It is
recommendable to install the fuse to the isola-
tor lead as shown in the illustration. For the
fuse size, be sure to follow local regulations.
For example, for USA, the ABYC rules (E-11)
should be observed.
Maintenance
" (off) before working on
1
2
ZMU01811
78