# SDR IPXA2021052669862

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 26, 2021
- Submitted: May 28, 2021
- Operation: Air carrier
- Aircraft: [N575UP](https://openairdocs.org/aircraft/N575UP), registered now
- Make and model: Boeing 747-44AF
- Registry model: [Boeing 747-44AF](https://openairdocs.org/model/boeing-747-44af) (OpenAirDocs)
- Aircraft serial: 35664
- Aircraft time: 48,389 hours, 7,293 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Circuit Card
- Part number: 285N0028136
- Part serial: D17244
- Condition: No Test
- Location: Fire Detection
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2021052669862

## Discrepancy

INSPECTION TYPE:N/AFINDING OF DOC FIRE SYSTEM TEST FAIL.PERFORMED FIM 26-16-00-812-902, REPLACED AFOLTS A6 CARD IAW AMM 26-10-01-401. PERFORMED OPS TEST IAW AMM 26-10-01-754-013. TEST PASSED. P/N ON-OFF: 285N0028-136, S/N ON: D18599, S/N OFF: D17244. EFF REF IPC 26-10-01-01-050K

---
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.