# SDR UPS05645551

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2005
- Submitted: October 5, 2005
- Operation: Air carrier
- Aircraft: [N324UP](https://openairdocs.org/aircraft/N324UP), registered now
- Make and model: Boeing 767-300
- Registry model: [Boeing 767-300](https://openairdocs.org/model/boeing-767-300) (OpenAirDocs)
- Aircraft serial: 27750
- Engine: Ge CF680
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Part number: 3987505
- Part serial: 3779
- Condition: Malfunctioned
- Location: Right
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS05645551

## Discrepancy

INSPECTION TYPE:  ETOP IN FLT FL350 M80 AFTER AND  DURING TRANSMITTING NOTICE ACRID ODOR IN COCKPIT, NO OTHER INDICATIONS NOTED. COULD NOT ISOLATE OR IDENTIFY SOURCE OF ODOR 1 PACK OPS, PRIOR TO COAST OUT HF COULD NOT BE OPERATED FOR 45 MINS EVENTUALLY TO WORK, SUSPECTED FUMES. RT PACK TEMP RUNS CONTINOUS. DEFER RT PACK IAW MEL 21-51-1-0-1. M311331     REMOVED AND REPLACED RT PACK TEMP CONTROL VALVE IAW AMM 21-51-12-4. THIS CLEARS DMI M311331.

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