What to do if the brush head cannot be raised or lowered on a Kärcher BR 100 R?
- JJason RiveraSep 7, 2025
If the brush head on your Kärcher Floor Machine cannot be raised or lowered: – Check and replace fuse (F4) if necessary. – Ensure the lifting mechanism is not blocked. – Test the program selector switch (S9) and replace if necessary, using test mode. – Test the lifting motor (M20) and replace if necessary, using test mode. – Test the lifting module printed circuit board (A4) and replace if necessary, using test mode.









