User interface (see figures B1–B2)

Green

Power tool is switched on and ready to use.

–

Yellow

There is a problem that requires your attention: Critical temperature, battery is almost empty or service is due.

• Leave the power tool to cool down.
• Replace or charge the battery.
• Have maintenance performed.

Red

The power tool is not ready for use.

Reason: Power tool has overheated, battery is empty or mechanical fault.

• Leave the power tool to cool down.
• Replace or charge the battery.
• Have maintenance performed.

Flashing red

• The second switch was pressed too early.
• The second switch was not pressed within five seconds; the tool switches off automatically.
• The switches were pressed in the wrong order (e.g. the trigger was pressed before the tool had switched to contact actuation mode)

• Wait a short time until the status indicator display lights up green.
• The power tool is ready for use again.
• Perform the discharging procedure again, observing the correct order of pressing when doing so.
• GNH 18V-64-2 M, GNH 18V-64 MD: Change the actuation mode via the user interface.

–

–

20–100 %

Yellow

1–20 %

Red

0–1 %

Yellow

"Low" level routine service is due.

Contact customer service.

Yellow

"High" level routine service is due.

Contact customer service.