# SDR ASAA2020030932351

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2020
- Submitted: March 10, 2020
- Operation: Air carrier
- Aircraft: [N583AS](https://openairdocs.org/aircraft/N583AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35681
- Aircraft time: 47,871 hours, 13,987 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- 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/ASAA2020030932351

## Discrepancy

ON RECALL, RIGHT PACK LIGHT ILLUMINATED EXTINGUISHES WITH RESET OF MASTER CAUTION. GROUNDED - YES. FOUND RIGHT PACK ACTUATOR FAULT, A/C CHECKED AND RELEASED IAW MEL 21-32B, PRIMARY RIGHT PACK TEMP CONTROL INOP. PERFORMED PACK TEMP CONTROL BITE. NO FAULTS IN PREV FLTS AND VERIFY TEST PASSES. FAULT IS NOT ACTIVE. CLEARS MEL 21-32B.

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