# SDR ASAA2016100818232

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2016
- Submitted: October 10, 2016
- Operation: Air carrier
- Aircraft: [N403AS](https://openairdocs.org/aircraft/N403AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41730
- Aircraft time: 15,667 hours, 5,071 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Light
- Condition: Illuminated
- Location: Rt A/C Pack
- Stage of operation: CL
- 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/ASAA2016100818232

## Discrepancy

ON CLIMBOUT, RT PACK LIGHT ILLUMINATED, RAN QRH, PACK LIGHT STAYS ON.  ACFT GROUNDED. ACCOMPLISHED  FIM 21-53 TASK 818. RT TEMP CONTROLLER LOGGED TEMP CONTOL VALVE FAULT.  RESET SAME FAULT. RT ZONE/TEMP CONTROLLER OPS CHECKED GOOD THREE TIMES. PACK LIGHT REMAINS OFF ON OVERHEAD PANEL RT AIR CONDITIONING PACK OPS CHECKED GOOD.

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