# SDR ASAA2022122751227

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 25, 2022
- Submitted: December 27, 2022
- Operation: Air carrier
- Aircraft: [N534AS](https://openairdocs.org/aircraft/N534AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35202
- Aircraft time: 44,319 hours, 12,666 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Light
- Condition: False Activation
- Location: Lt A/C Pack
- Stage of operation: TX
- 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/ASAA2022122751227

## Discrepancy

AFTER START LEFT PACK LIGHT ILLUMINATED. GROUNDED - YES. PERFORMED B737-800 FIM 21-53 TASK 821, PERFORMED BITE CHECK PER FIM 21-62TASK  801 FOUND IN RAM AIR ACT FAULT IN PREVIOUS FLIGHT BUT CLEARS IN BIT CHECK, THIS IS AN INTERMITTIEN FAULT.

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