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Maintenance
61
CAUTION:
ECM01121
● Make sure the main switch (on applica-
ble models) is “” (off) before working
on the battery.
● Reversal of the battery cables will dam-
age the electrical parts.
● Connect the red battery cable first when
installing the battery and disconnect the
black battery cable first when removing
it. Otherwise, the electrical parts can be
damaged.
● The electrical contacts of the battery
and cables must be clean and properly
connected, or the battery will not start
the engine.
Connect the RED battery cable to the POSI-
TIVE (+) terminal first. Then connect the
BLACK battery cable to the NEGATIVE (-) ter-
minal.
Connecting an accessory battery (optional)
1. Remove the accessory battery coupler
cover from the outboard motor.
2. Connect the accessory battery coupler to
the coupler of the accessory battery ca-
ble (optional). Use a connecting cable be-
tween the (-) terminals of the starting
battery and accessory battery. See the il-
lustrations of the wiring connections. This
cable must be made from wire thicker
than the starting battery cable.
WARNING
EWM00600
Use of smaller wire could lead to a fire.
NOTE:
If connecting an accessory battery, consult
your Yamaha dealer about correct wiring.
EMU29370
Disconnecting the battery
Disconnect the BLACK cable from the NEGA-
TIVE (-) terminal first. Then disconnect the
RED cable from the POSITIVE (+) terminal.
EMU29390
Checking top cowling
Check the fitting of the top cowling by pushing
it with both hands. If it is loose have it repaired
by your Yamaha dealer.
1. Red cable
2. Black cable
3. Battery
1. Battery for starting
2. Battery for accessories
3. Large red lead for starting battery
4. Small red lead for accessory battery charg-
ing (optional part)
5. Large black lead
6. Negative connecting cable
7. Power for accessories
U69J16E0.book Page 61 Thursday, June 9, 2005 10:54 AM