A: E-02 generally means "Heating time out of range." The unit took longer than 30 minutes to reach 121°C. This indicates a faulty heater or low voltage.

The is a vertical, high-pressure steam sterilizer designed for medical clinics, dental offices, tattoo studios, and laboratories requiring reliable instrument sterilization. The "VF" designation typically indicates Vacuum and Forced air removal, which distinguishes it from simpler gravity-displacement units.

This guide is for informational purposes only. Always follow the official manufacturer’s instructions for safety and valid sterilization assurance.

This level of documentation indicates that Sturdy expects long-term ownership.