# SDR CA120113006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 11, 2012
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Grob G 120A
- Registry model: [Grob G 120A](https://openairdocs.org/model/grob-werke-g-120a) (OpenAirDocs)
- Aircraft time: 2,270 hours
- Engine: Lyc AEIO540D4D5
- Propeller: Hartzl HCC3YR
- System (JASC): [3445 · Air Collision Avoidance System](https://openairdocs.org/jasc/3445)
- Part: Tcas System
- Condition: Malfunctioned
- Stage of operation: CL
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA120113006

## Discrepancy

(CAN) TRAFFIC AVOIDANCE SYSTEM NOT GOING FROM GROUND MODE TO AIR MODE AFTER TAKE- OFF. AIRCRAFT SYSTEM TESTED SERVICEABLE DURING GROUND TESTS.

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