# SDR C77A20160218001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2016
- Submitted: February 18, 2016
- Operation: Air carrier
- Aircraft: N746CZ
- Make and model: Emb ERJ 170-100 LR
- Registry model: [EMB ERJ 170-100 LR](https://openairdocs.org/model/embraer-erj-170-100-lr) (OpenAirDocs)
- Aircraft serial: 17000180
- Aircraft time: 20,595 hours, 16,048 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Module
- Part number: 1708011
- Part serial: 3540
- Condition: Failed
- Location: Landing Gear
- Part time: 18,745 hours, 14,603 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C77A20160218001

## Discrepancy

ON TAKEOFF UNABLE TO RETRACT LG, RAN QRH 13.5, RETURNED.  PERFORM FIM 32-33-00.  FAILURE OF SPDA1 DC POWER MODULE.  R & R SPDA1 DC POWER MODULE IAW AMM 24-61-13.  PERFORMED GEAR SWING IAW AMM 32-33-00.  OPERATIONS CHECKED GOOD, OK FOR SERVICE.  FLIGHT CREW HAD DECLARED AN EMER & ASKED FOR CFR TO BE STANDING BY.  AIR RETURN PERFORMED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.