# SDR ASAA1057867

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 24, 2010
- Submitted: May 28, 2010
- Operation: Air carrier
- Aircraft: [N558AS](https://openairdocs.org/aircraft/N558AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35177
- Aircraft time: 14,814 hours, 4,288 cycles
- System (JASC): [2610 · Detection System](https://openairdocs.org/jasc/2610)
- Part: Loop
- Part number: 4735975
- Condition: Dirty
- Location: Cargo Bay
- 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/ASAA1057867

## Discrepancy

AFT LOWER CARGO DETECTION LOOP "A" WILL NOT TEST.  VERIFIED "A" LOOP IN AFT CARGO PIT WON'T TEST.  PULLED AND COLLARD C/B'S AT P18 3 C18 & C19.  CLEANED "A" LOOP DETECTOR ASSY IN AFT CARGO PIT REF MM 26 16 01.  RESET C/B'S AND OPS TEST NORMAL REF MM 26 16 00.

---
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.