received from Certus. For parts. Disadvantages and brakes: 1. Analyzer does not start after power on (completely dead). 2. The display and the upper and lower front covers were replaced (repair of September 26, 2012 - J.F.). 3. housing located - broken (missing) plastic in the first left corner. 4. The plexiglass cover of the printer - broken (missing) keys. 5. 2 screws are missing on the rotation axis. 6. The casing is intensely yellowed. 7. Lack of pneumotach and final. 8. No curative solution.