# SDR CALA2024042501239

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2024
- Submitted: April 25, 2024
- Operation: Air carrier
- Aircraft: [N73259](https://openairdocs.org/aircraft/N73259), registered now
- Make and model: Boeing 737824
- Aircraft serial: 30803
- Aircraft time: 66,817 hours, 24,281 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Warning Light
- Condition: Illuminated
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2024042501239

## Discrepancy

AUTO FAIL LIGHT LIGHT ON, ALTN LIGHT NOT ON ALTN LIGHT CAME ON  INITIALLY BUT WENT OUT AFTER A FEW SECONDS C URRENTLY ALT IS CONTROL CPC BITE SHOWS OFV LRU FAIL MESSAGE. REF FIM 21-31 801 AND 802 ACCOMPLISHED SUCCESSFUL SYSTEM TESTS OF CPC 1&2. NO FAULTS SHOWN. INTERMITTENT FAULT, OFV OPS CK GOOD.

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