# SDR RJEF20180515001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2018
- Submitted: May 15, 2018
- Operation: Air carrier
- Aircraft: N687TA
- Make and model: Airbus A320-233
- Registry model: [Airbus A320-233](https://openairdocs.org/model/airbus-a320-233) (OpenAirDocs)
- Aircraft serial: 1334
- Aircraft time: 54,832 hours, 23,325 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Control Valve
- Part number: 1303A000004
- Part serial: 00615
- Condition: Inoperative
- Location: A/C Pack
- Part time: 47,770 hours, 12,656 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/RJEF20180515001

## Discrepancy

DURING CLIMB,  THE AIRCRAFT HAD A FAILURE OF THE AIR CONDITIONING SYSTEM AND RETURNED TO DEPARTURE.  UNEVENTFUL LANDING,  AC SUPPLY TEMPERATURES OF 36°C AND 62°C,  MAINTENANCE PERFORMED A FAULT ANALYSIS IAW TSM 21-61-00-810-803-A, REPLACED THE PACK FLOW CONTROL VALVE NR 2 IAW AMM 21-51-51 PB401.

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