EN
6.
CHARGING THE INTERNAL BATTERY OF THE BOOSTER
IMPORTANT: CHARGE IMMEDIATELY AFTER PURCHASE, AFTER EACH USE AND AS OFTEN AS
POSSIBLE. THE BOOSTER CAN BE LEFT PERMANENTLY CONNECTED TO THE AUTOMATIC CHAR-
GER. NEVER WAIT UNTIL THE BOOSTER IS COMPLETELY DISCHARGED BEFORE RECHARGING.
6.1.
Booster 12V Standard (Model 369119)
The switch must be in the OFF position while checking the status and charging the
IMPORTANT
unit.
6.1.1.
LED Indicators
TO CHECK THE INTERNAL BATTERY'S CHARGE STATUS, MAKE SURE THE WALL CHAR-
GER IS NOT PLUGGED INTO THE BOOSTER, THEN PRESS THE BATTERY STATUS
BUTTON ON THE FRONT OF THE BOOSTER.
The LED lights will indicate the charge level as follows:
A red LED indicates a 50% or less charge and you should immediately recharge the booster.
A yellow LED indicates a 50 to 75% charge. The booster may be used but it is highly recom-
mended to charge it before use.
A green LED indicates the internal battery is fully charged.
The CHARGING (red) LED indicates the booster is charging (connected to an AC power
source.) At full charge, the CHARGED (green) LED will light.
Charging the Internal Battery using the Included Wall Charger.
6.1.2.
Only use the charger that was included with the booster to charge the internal battery
IMPORTANT
of the booster. Using any other charger or using the included charger for any other
purpose could result in personal injury or property damage.
1. To charge, plug the included wall charger into the charger plug on the back of the booster.
2. Confirm the AC outlet voltage matches the input voltage of the wall charger.
3. Plug the wall charger into an electrical wall outlet. Make sure to place the charger on a dry, nonflammable
surface.
4. While the booster is charging, the CHARGING (red) LED will be lit. When the internal battery is fully
charged, the CHARGED (green) LED will light. Complete charging may take up to 30 hours. The booster
is then ready to use.
5. The charger will automatically go into maintain mode and maintain the battery at full charge without
damaging it.
Do not use the booster while charging the internal battery.
IMPORTANT
Booster 12V Premium (Model 338993) and Booster 12/24V Uni (Model 406736)
6.2.
6.2.1.
Digital Display on the Booster
When not connected to a vehicle battery and when the booster clamps are stored on their plastic
storage holders:
A. With the rotary switch in the OFF position: the digital display can be used to indicate the percent of
charge of the voltage of the booster's internal battery. To check the internal battery's charge status,
press the display button on the front of the booster. The digital display will show the battery's percent
(%) of charge. A fully charged battery will read 100%. Charge the internal battery if the display shows it
is under 100%.
B. With the rotary switch in the ON position: Select the voltage 12V (or 24V), the digital display can be used
to check the voltage level of the booster's internal battery. The display will indicate the battery's voltage.
NOTE: The internal battery's percent of charge or Voltage level is most accurate when the booster has
been disconnected from all devices and charging sources for a few hours.
When connected to a vehicle battery AND the booster switch is in the OFF position:
C. The digital display can be used to indicate the vehicle's battery voltage. The display will indicate the
battery's voltage.
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