# SDR I5PA2020102668803

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 26, 2020
- Submitted: October 30, 2020
- Operation: Air carrier
- Aircraft: [N688SL](https://openairdocs.org/aircraft/N688SL), registered now
- Make and model: Boeing 757230
- Aircraft serial: 25140
- Aircraft time: 95,303 hours, 24,568 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Controller
- Part number: 6259346
- Part serial: 119C694
- Condition: Faulted
- Location: Cockpit Temp
- Stage of operation: CR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/I5PA2020102668803

## Discrepancy

"FLIGHT DECK ZONE TRIM AIR MODULATING VALVE INOPERABLE".  REMOVED AND REPLACED ZONE TEMP CONTROLLER, IAW AMM 21-61-03.

---
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.