# SDR CALA2014022590471

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2014
- Submitted: February 26, 2014
- Operation: Air carrier
- Aircraft: [N644UA](https://openairdocs.org/aircraft/N644UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25094
- Aircraft time: 95,530 hours, 15,071 cycles
- Engine: Pwa PW4060
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Valve
- Condition: Out Of Adjust
- Location: Ac Bay
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2014022590471

## Discrepancy

FWD EQUIPMENT VLV EICAS & OVERHEAD EQUIPMENT COOLING VLV CYCLING ON & OFF, COMPLIED WITH MEL 2158U.  CLOSED OVERBOARD VLV & DEACTIVATED IAW MEL 2158S.  PERFORMED ADJUSTMENT TEST ON FWD EQUIPMENT VLV IAW AMM 21 58 00 CONFG 3, NO FAULTS NOTED ALL CHECKED GOOD.

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