# SDR DALA2015090805488

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 7, 2015
- Submitted: September 9, 2015
- Operation: Air carrier
- Aircraft: [N6708D](https://openairdocs.org/aircraft/N6708D), registered now
- Make and model: Boeing 757232
- Aircraft serial: 30480
- Aircraft time: 51,735 hours, 19,052 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Sensor
- Condition: Malfunctioned
- Location: Fan Air
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2015090805488

## Discrepancy

REPORT OF LT PNEUMATIC BLEED LIGHT WITH PRE-COOLER OUT TEMP AT 510 DEGREES.  TROUBLESHOT IAW FIM 36-10-00-815-011.  R & R FAN AIR TEMP SENSOR AND LT PRSOV IAW AMM 36-11.  ENGINE RUN REQUIRED FOR OPS CK.  PNEUMATIC HEALTH CHECK GOOD.  AFTER ENGINE RUN HP NOT OPERATING.  REPLACED HIGH STATE PILOT IAW AMM 36-11-08-404-074-002-2.  BLEED SHIFT GOOD. REF LOG 7753469.

---
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.