# SDR ASAA2020012191896

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 19, 2020
- Submitted: January 22, 2020
- Operation: Air carrier
- Aircraft: [N530AS](https://openairdocs.org/aircraft/N530AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36578
- Aircraft time: 38,181 hours, 11,220 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Light
- Condition: False Activation
- Location: Left A/C Pack
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2020012191896

## Discrepancy

LEFT PACK LIGHT REMAINS ILLUMINATED AFTER MASTER CAUTION RECALL OCCURRED AFTER PUSHBACK. GROUNDED - YES. C/W B737-800 FIM 21-53 TASK 821, BITE TESTED GOOD BOTH CHANNELS, FAULT CLEARED, OPS TESTED AIR CONDITIONING SYSTEM IAW B737-800 AMM 21-51-65, OPS GOOD NO FAULTS.

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