Brand: AEG
Category: Power Tools
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for BS12C
Uploaded: April 20, 2026, 7:43 p.m.
Manual Publish Date: 2007-10-09
Warranty Information
The manual provides technical data and safety instructions for the tool.
Basic Operation
1. Remove the battery pack before starting any work on the machine.
2. Insert the appropriate drill bit or screwdriver bit into the chuck and tighten.
3. Insert the charged battery pack into the tool.
4. Select the desired speed and torque settings.
5. To start, press the trigger switch. To stop, release the trigger switch.
6. To lock the tool, switch it off and then on again.
7. To insert or remove the battery pack, press the release buttons and slide the pack in or out.
8. Ensure the battery pack is fully charged before use.
Troubleshooting and error codes
| Problem | Possible Cause | Solution |
|---|---|---|
| Machine does not start. | Battery pack is not charged. | Charge the battery pack. |
| Machine does not start. | Battery pack is not inserted correctly. | Re-insert the battery pack correctly. |
| Machine does not start. | Battery pack is completely discharged. | Recharge the battery pack. If the machine still does not start, contact customer service. |
| LEDs flash simultaneously. | Battery pack not fully inserted or fault in battery/charger. | Re-insert battery pack or have battery/charger inspected by AEG customer service. |