# SDR ASAA2018100326347

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 3, 2018
- Submitted: October 4, 2018
- Operation: Air carrier
- Aircraft: [N403AS](https://openairdocs.org/aircraft/N403AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41730
- Aircraft time: 23,602 hours, 7,790 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/ASAA2018100326347

## Discrepancy

TOP OF DESCENT ON MC RECALL. RT PACK LT ILLUM. EXT ON MC RESET. GROUNDED - YES. PERFORMED BITE CK OF RT PACK PER AMM 21-61-00, INITIAL FAULT WAS RAM AIR ACTUATOR, FAULT CLEARED, PERFORMED BITE CK AGAIN GOT GREEN GO LIGHT, ACCOMPLISHED OPS TEST OF RAM AIR ACTUATOR PER AMM 21-51-22, OP CKS GOOD NO FAULTS NOTED, INTERMITTENT FAULT.

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