# SDR DALA2021011300192

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2021
- Submitted: January 13, 2021
- Operation: Air carrier
- Aircraft: [N138DU](https://openairdocs.org/aircraft/N138DU), registered now
- Make and model: Airbus BD-500-1A10
- Registry model: [Airbus BD-500-1A10](https://openairdocs.org/model/airbus-canada-ltd-ptnrsp-bd-500-1a10) (OpenAirDocs)
- Aircraft serial: 50057
- Aircraft time: 151 hours, 76 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Condition: Inoperative
- Location: Nr 2 Engine
- 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/DALA2021011300192

## Discrepancy

NR 2 ENGINE FIRE DETECTION LOOP INOPERABLE.  CORRECTIVE ACTION: C/W A220 EFIM SOLUTION 1-4615.  CONNECTOR A243P1 A/A1 AND A/C1 BOTH SHOW A SHORT.  DURING GVI OF NR 2 ENGINE FIRE LOOP SYSTEM FOUND, "STARTER MAGNETIC CHIP COLLECTOR PROBE" FELL OUT OF VALVE BODY AND LAYING ON TOP OF THE DETECTOR "LOOP B JUNCTION BLOCK" CAUSING A SHORT TO GROUND.  STARTER CHIP DETECTOR PROBE RE-INSTALLED, PER A220 AMP80-11 NOW FIRE LOOP FAULT CLEARED AND NOT ACTIVE ANY LONGER.  PLACARD MEL REMOVED.

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