Yamaha EF1000iS Owner's Manual page 24

NOTICE
9 Be sure the economy control switch is turned
"OFF" while charging the battery.
9 Be sure to connect the red battery charger
lead to the positive (+) battery terminal, and
connect the black lead to the negative (–) bat-
tery terminal. Do not reverse these positions.
9 Connect the battery charger leads to the bat-
tery terminals securely so that they are not
disconnected due to engine vibration or other
disturbances.
9 Charge the battery in the correct procedure by
following instructions in the owner's manual
for the battery.
9 The DC protector turns off automatically if cur-
rent above the rated flows during battery
charging.
To restart charging the battery, turn the DC
protector on by pressing its button to
"RESET". If the DC protector turns off again,
stop charging the battery immediately and
consult a Yamaha dealer.
TIP
9 Follow instructions in the owner's manual for the
battery to determine the end of battery charging.
9 Measure the specific gravity of electrolyte to deter-
mine if the battery is fully charged. At full charge,
the electrolyte specific gravity is between 1.26 and
1.28.
9 It is advisable to check the specific gravity of the
electrolyte at least once every hour to prevent
overcharging the battery.
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