Rug Doctor carpet cleaner leaves visible dirty water streaks behind the machine after a pass.

Safety: Unplug the unit before inspecting the underside.

• 1. Check recovery tank level: Ensure the recovery tank is not overfilled. Empty and rinse if near capacity.
• 2. Inspect floor head gasket: Examine the gasket around the vacuum intake at the floor head. Replace if torn or compressed.
• 3. Check vacuum shoe: Ensure the vacuum shoe or nozzle plate is securely attached and not warped.
• 4. Inspect tank for cracks: Replace the recovery tank if any cracks or leaks are found.

Note: Proper sealing is essential for clean extraction without streaking.