# SDR ASAA2018081655797

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2018
- Submitted: August 16, 2018
- Operation: Air carrier
- Aircraft: [N495AS](https://openairdocs.org/aircraft/N495AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41728
- Aircraft time: 10,056 hours, 3,345 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Light
- Condition: Unknown
- Location: Fire Test
- Stage of operation: TX
- How discovered: O
- Nature of condition: P
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018081655797

## Discrepancy

DURING PREFLIGHT,  THE CARGO FIRE EXT FWD LIGHT WOULD NOT TEST WITH TEST BUTTON BUT WOULD LIGHT ON PUSH TO TEST LAMP FUNCTION.  ACFT GROUNDED.  REF AMM 26-00-02 C/W CARGO FIRE CONTROL PANEL TEST, NO DEFECTS FOUND. OPS CK GOOD.

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