# Maintenance and Cleaning

- Before carrying out any work on the power tool (e.g. maintenance, tool change etc.), remove the battery from the power tool. There is risk of injury from unintentionally pressing the on/off switch.

- To ensure safe and efficient operation, always keep the power tool and the ventilation slots clean.

- Replace a damaged dust protection cap immediately. It is recommended that you have use an after-sales service for this.

- Clean the tool holder after each use.

## Replacing the Built-in Coin Cell

The Bluetooth® Low Energy Module is fitted with a coin cell.
You will be notified via the Bosch Toolbox app if the coin cell is too weak or if it is drained. The coin cell replacement must be performed by Bosch or by an after-sales service centre authorised to work with Bosch power tools.

- Caution: The coin cell must always be replaced with a coin cell of the same type. There is a risk of explosion.

- Remove and dispose of drained coin cell correctly. Drained coin cell may leak and damage the product or cause personal injury.