# SDR UALA2011101005463

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 2011
- Submitted: October 10, 2011
- Operation: Air carrier
- Aircraft: [N438UA](https://openairdocs.org/aircraft/N438UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 678
- Aircraft time: 48,189 hours, 19,440 cycles
- Engine: Iae V2527A5
- System (JASC): [2920 · Hydraulic System, Auxiliary](https://openairdocs.org/jasc/2920)
- Part: Ram Air Turb
- Condition: Malfunctioned
- Location: Hydraulic Sys
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011101005463

## Discrepancy

DURING RAT OPS CHECK GREEN LIGHT DID NOT COME ON.  REPLACED RAT TURBINE HUB ASSY, NO HELP.  DUE TO FAILED TEST REPLACE RAT PUMP.  REPLACED PUMP MR29225 -22 OFF, -64 ON.  NO HELP, GREEN LIGHT DID NOT ILLUMINATE WHEN RAT FUNCTION TEST DONE.  NEEDS FURTHER T/S CONT OF AMIS ITEM 1892032.  REPLACED RAT ASSY, OPS CHECKS GOOD.  NO LEAKS.  INSTALLED PART SN-340, P/N 680203037A INSTALLED ON AIRCRAFT, A BORROWED PART. PTT 48189, PTC 19440.

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