# SDR HALA2009072300323

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2009
- Submitted: July 24, 2009
- Operation: Air carrier
- Aircraft: N582HA
- Make and model: Boeing 767-33A
- Registry model: [Boeing 767-33A](https://openairdocs.org/model/boeing-767-33a) (OpenAirDocs)
- Aircraft serial: 28139
- Aircraft time: 28,231 hours, 5,423 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Light
- Condition: False Activation
- Location: Lt Ac Pack
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2009072300323

## Discrepancy

ETOPS SIGNIFICANT SYS - L PACK LIGHT ON EICAS MESSAGE CAME ON IN FLIGHT ACCOMPLANIED BY A LOUD HUM AND VIBRATION.  PACK CAME ON AND HUM WENT AWAY AFTER ABOUT 1 MINUTE.  PERFORMED FIM 21-51-00 BITE CHECK LFT PACK TEMP CONT ROLLER NO FAULTS NOTED.  VISUALLY INSPECTED LFT PACK.  NO FAULTS NOTED OK FOR SERVICE

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