# SDR HALA0700161

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2007
- Submitted: April 10, 2007
- Operation: Air carrier
- Aircraft: N588HA
- Make and model: Boeing 767-300
- Registry model: [Boeing 767-300](https://openairdocs.org/model/boeing-767-300) (OpenAirDocs)
- Aircraft serial: 33466
- Aircraft time: 17,125 hours, 3,290 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Line
- Condition: Loose
- Location: Engine
- Stage of operation: DE
- 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/HALA0700161

## Discrepancy

ETOPS SIGNIFICANT SYSTEM, L ENG PRV WARNING CAME ON SEVERAL TIMES DURING DESCENT FRM FL 380.  TROUBLESHOT PER FIM 36-10-00 FIG 123.  FOUND LOOSE SENSE LINE TO PRE-COOLER.  TIGHTENED LINE, RAN ENGINE AND PERFORMED OPERATIONAL TEST OF PRV PER AMM 36-11-18/501.  OPERATIONAL CHECK GOOD.

---
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.