# SDR ASAA2018032023977

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2018
- Submitted: March 21, 2018
- Operation: Air carrier
- Aircraft: [N583AS](https://openairdocs.org/aircraft/N583AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35681
- Aircraft time: 40,287 hours, 11,927 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: DE
- 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/ASAA2018032023977

## Discrepancy

LEFT PACK ILLUMINATED ON DESCENT WHEN RECALL WAS PRESSED. LIGHT CLEARED WHEN MASTER CAUTION PRESSED. GROUNDED - YES. PERFORMED PACK TEMPERATURE CONTROL-BITE PROCEDURE REF FIM 21-62 TASK 801. RESET AFTER VERIFIED. CHECKED GOOD ON SIX PACK. NO FAULT NOTED. OPS NORMAL.

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