# SDR 2008UALA03599

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2008
- Submitted: July 2, 2008
- Operation: Air carrier
- Aircraft: [N677UA](https://openairdocs.org/aircraft/N677UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 30029
- Aircraft time: 24,124 hours, 6,147 cycles
- Engine: Pwa PW4056
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Valve
- Part number: 420365
- Condition: Faulty
- Location: Cockpit
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008UALA03599

## Discrepancy

DEBRIEFED CREW AND NOTED ON APPROACH AT APPROX 4K FEET AND EQUIP COOLING POS ON OVERRIDE, THE "NO COOLING" LIGHT ILLUMINATED UNTIL ACFT BLOCKED INTO GATE.  AFTER EXTENSIVE TROUBLE SHOOTING FOUND FAULTY OVERRIDE VALVE AND EQUIPMENT COOLING CARD.  REPLACED COOLING CARD AND OVERRIDE VALVE.  AC OK FOR SERVICE.

---
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.