# SDR ASAA2017100222098

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2017
- Submitted: October 4, 2017
- Operation: Air carrier
- Aircraft: [N493AS](https://openairdocs.org/aircraft/N493AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41727
- Aircraft time: 5,760 hours, 1,940 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Message
- Condition: False Activation
- Location: Rt A/C Pack
- Stage of operation: NR
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017100222098

## Discrepancy

DURING RECALL, THE RT PACK LIGHT ILLUMINATED.  EXTINGUISHED WHEN RESET.  ACFT GROUNDED.  PERFORMED PACK TEMP CONTROL BITE PROCEDURE. FOUND MAINTENANCE MESSAGE IAW AMM 21-62, TASK 801.  MAINTENANCE MESSAGE CLEARED AFTER PERFORMING RIGHT RAM AIR EXIT ACTUATOR FAULT ISOLATION IAW FIM 21-62 TASK 854.  GROUND VERIFICATION SUCCESSFUL.

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