# SDR 97UAL900123

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N7456U
- Make and model: Boeing 727222
- Aircraft serial: 21910
- Engine: Pwa JT8D15
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Regulator
- Condition: Failed
- Location: Rt Bleed Syst
- Component: Airesearch, 898126
- Stage of operation: CL
- Nature of condition: B, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97UAL900123

## Discrepancy

AFTER TAKEOFF, CABIN FILLED WITH SMOKE.  RIGHT PACK COMPRESSOR TEMPERATURE WENT INTO YELLOW BAND.  MAIN SUPPLY TEMPERATURE EXCEEDED 160 DEGREES.  REPLACED BLEED AIR REGULATOR.

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