Maintenance
90
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.
[EWM01913]
EMU35496
Connecting the battery
WARNING
EWM00573
Mount the battery holder securely in a dry,
well-ventilated, vibration-free location in
the boat. Install a fully charged battery in
the holder.
NOTICE
ECM01125
Do not reverse the battery cables. Other-
wise, the electrical parts could be dam-
aged.
1.
Make sure the main switch (on applica-
ble models) is “
” (off) before working
on the battery.
2.
Connect the red battery cable to the
POSITIVE (+) terminal first. Then connect
the black battery cable to the NEGATIVE
(-) terminal.
3.
The electrical contacts of the battery and
cables must be clean and properly con-
nected, or the battery will not start the
engine.
Connecting an accessory battery (optional)
If connecting an accessory battery, consult
your Yamaha dealer about correct wiring. For
the fuse size, see ABYC (E-11).
Single engine
1. Red cable
2. Black cable
3. Battery
ZMU01811
1
2
3
1. Isolator leads with circuit protection
2. Red cable
3. Black cable
4. Fuse
5. Battery for accessories
6. Battery for starting
7. Negative connecting cable
2
1
7
6
5
3
4
ZMU05939
U6DV33E0.book Page 90 Monday, December 14, 2015 2:50 PM
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2019 Yamaha Motor Corporation, U.S.A.