# SDR ASAA2020101533358

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 15, 2020
- Submitted: October 16, 2020
- Operation: Air carrier
- Aircraft: [N585AS](https://openairdocs.org/aircraft/N585AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35683
- Aircraft time: 48,612 hours, 14,650 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: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2020101533358

## Discrepancy

RT PACK ANC ILLUMINATED WHEN MASTER RECALL PRESSED. EXTINGUISHES WHEN MASTER RECALL RESET.  GROUNDED-YES.  PERFORMED BITE CHECK OF NR 2 TEMP CONTROLLER.  FOUND THIS PACK TCV LATCHED.  FAULT CLEARED AND DID NOT RETURN.  NO 90 DAY HISTORY, REF B737-800 FIM 21-62 TASK 831.  THIS CLEARS MEL 21-32B C/N 15018585.  PLACARDS REMOVED.  SEAMC MARK NOTIFIED.

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