# SDR CALA2013090290926

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2013
- Submitted: September 3, 2013
- Operation: Air carrier
- Aircraft: [N221UA](https://openairdocs.org/aircraft/N221UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30552
- Aircraft time: 51,641 hours, 6,396 cycles
- Engine: Pwa PW40903
- System (JASC): [7797 · Engine Indicating System Wiring](https://openairdocs.org/jasc/7797)
- Part: Wire Harness
- Condition: Defective
- Location: Rt Engine
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013090290926

## Discrepancy

ELECTRONIC ENGINE CONTROL C1 RT ENGINE CONTROL IS IN A TIME LIMITED DISPATCH CONDITION.  ENGINE CONTROL SYSTEM IS OPERATING WITH REDUCED REDUNDANCY.  STATUS MSG-7540742 ACTIVE ER MODE.  R & R TURBINE VANE & BLADE COOLING AS CALLED OUT FOR IAW MM75-25-02,PG401.  ALL SENSE LINES SECURED.  REPLACED HARNESS W0624 & RT ENGINE, ELECTRONIC ENGINE CONTROL.  RAN RT ENGINE, MESSAGE DID NOT REAPPEAR.

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