DRAPER 70807 12V Battery Starter Charger, 20A

User Manual - Page 12

For 70807.

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8. OPERATION AND USE
- 12 -
8.2 CHARGING A BATTERY
The appliance is only intended for charging 12V batteries.
1. Plug the charger into a power point, icons for voltage, clips and battery are shown on the
display.
WITH A BATTERY REMOVED FROM VEHICLE:
2. Connect the RED positive charger lead  to the positive (+) terminal on your battery.
3. Connect the BLACK negative charger lead

to the negative (–) terminal on your battery.
WITH A BATTERY CONNECTED TO VEHICLE:
Note: All loads in the vehicle must be switched off during charging.
2. Connect the RED positive charger lead

to the positive (+) terminal on your battery.
3. Connect the BLACK negative charger lead

to your vehicles ground connection on
either the engine or chassis, away from any fuel lines or the battery vents.
If the clips are connected with the wrong polarity and Err will be shown on the display and
a warning signal will be heard until the clips are disconnected. Release the clips and
connect them with the correct polarity.
4. When the appliance is connected correctly, press the charging button on the control panel.
The display shows the charging current, icon for the clips, and a battery icon that fills up as
the battery is charged.
Note: The standard charging current is 2A. You can change the charging current by pressing the
charge rate button.
Important: If the appliance overheats the overheat icon will be shown on the display. The charger
automatically reduces the charging current to lower the internal temperature.
5. When battery is fully charged “FULL” will be shown on the display.
Note: The charger will detect the internal temperature. If the internal temperature is below 0°C an
icon will be shown on the display.
Note: If the battery to be charged has fallen below 2 volts, the battery cannot be recharged with
this charger.
Important: After an extended period of charging the back of this machine can become warm.
This machine must be used on a non flammable surface.
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