# SDR IPXA2021042668624

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2021
- Submitted: April 26, 2021
- Operation: Air carrier
- Aircraft: [N448UP](https://openairdocs.org/aircraft/N448UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 27737
- Aircraft time: 27,139 hours, 17,788 cycles
- Engine: Rroyce RB211*
- System (JASC): [7710 · Power Indicating System](https://openairdocs.org/jasc/7710)
- Part: Transmitter
- Part number: 7898301
- Part serial: 8706500
- Condition: Intermittent
- Location: Epr
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2021042668624

## Discrepancy

INSPECTION TYPE:NA**ATB - NO EMERG DECL'D - NO EMERG EQUIP USED - LANDED UNEVENTFULLY - AC TAKEN OOS**  LEFT EPR FAILED 3 OR 4 TIMES IN FLIGHT. THEN WE LOST LEFT EEC. EPR COME BACK.LEFT ENG EEC BITE PER FIM 73-21-00-815-802. NO FAULTS RECALLED. R&R LT EPR XMITTER WITH UA BORROW PARTS IAW AMM 77-11-01. PERFORMED ENG RUNS, LT ENG EPR IND GRD OPS CKD NORMAL. A/C OK FOR SERVICE. PN:789830-1, SN ON: UA PARTS 940700008, SN OFF:8706500. IPC REF 77-11-01-01.

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