Asymmetrical sample loading, loose rotor nut, or worn motor brushes.
Wait for the rotor to stop. If power is lost, use the emergency lid release trigger beneath the unit. Speed sensor error or imbalance detected. eppendorf 5402 manual updated
Because Eppendorf no longer hosts the 5402 manual on its primary support site, users must turn to trusted secondary sources or internal archives. Here’s a reliable approach: Asymmetrical sample loading, loose rotor nut, or worn