The answer to 'why is my steam cleaner odor' is that a buildup of dirt, debris, and mineral deposits can cause unpleasant odors in your steam cleaner. This is a common issue that can occur over time as you use your steam cleaner. The odor is often caused by a combination of factors, including the growth of bacteria and mold in the machine's water reservoir and hoses.
To resolve the odor issue, you'll need to thoroughly clean and maintain your steam cleaner on a regular basis. This includes emptying and cleaning the water tank, wiping down the exterior, and running a cleaning solution through the machine to remove any built-up residue. If the odor persists or you're unable to fully eliminate it, it's best to consult a professional cleaning service for further assistance.