# SDR ASAA2021120136814

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 1, 2021
- Submitted: December 7, 2021
- Operation: Air carrier
- Aircraft: [N508AS](https://openairdocs.org/aircraft/N508AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35691
- Aircraft time: 48,628 hours, 14,322 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021120136814

## Discrepancy

SINGLE CHANNEL FAULT RIGHT HAND PACK LIGHT ILLUMINATED ON RECALL. GROUNDED - YES. PERFORMED B737-800 FIM 21-53 TASK 821. PERFORMED PACK TEMP CONTROL BITE REF B737-800 FIM 21-62 TASK 801. ON #2 PACK TEMP CONTROLLER: RAM AIR ACTUATOR ILLUMINATES. ON VERIFY FAULT CLEARS. PERFORMED PACK TEMP CONTROL BITE REF FIM 21-62 TASK 801. OPS CHECK GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.