# SDR P5CA0300880

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 24, 2003
- Submitted: May 27, 2003
- Operation: Air carrier
- Aircraft: [N454PA](https://openairdocs.org/aircraft/N454PA), registered now
- Make and model: Boeing 747-46NF
- Registry model: [Boeing 747-46NF](https://openairdocs.org/model/boeing-747-46nf) (OpenAirDocs)
- Aircraft serial: 30812
- Aircraft time: 3,521 hours, 619 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Controller
- Condition: Malfunctioned
- Location: Cabin
- Stage of operation: CR
- 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/P5CA0300880

## Discrepancy

ZONE TEMP: CABIN FILLER WITH SMOKE - RESET - TEMP STARTED DOWN - TEMP TO 36 SMOKE AGAIN. T/S SYSTEM ORDERED ZONE TEMP CONTROLLER DEFERRED TRIM AIR SYSTEM MEL 21-61-9B CATC. INSPED TRIM AIR DUCTS AND VLVS. NO DEFECTS NOTED. FAULTY ZONE TEMP CONTROLLER

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