# SDR ASAA2017050220616

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 2, 2017
- Submitted: May 4, 2017
- Operation: Air carrier
- Aircraft: [N434AS](https://openairdocs.org/aircraft/N434AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 61620
- Aircraft time: 4,623 hours, 1,486 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Bonding Jumper
- Part number: CA24301
- Condition: Frayed
- Location: Fire Loop
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017050220616

## Discrepancy

NR 2 ENGINE FIRE DETECTION LOOP HAS FRAYED BONDING JUMPER, LOCATED AT THE APPROXIMATELY 3 O'CLOCK POSITION AS VIEWED FROM AFT OF THE ENGINE. GROUNDED - YES. REPLACED MW0325 FIRE DETECTION HARNESS, REF AMM 26-11-02-400-802. OPS NORMAL. GROUND VERIFICATION TEST GOOD, REF AMM 26-11-00-710-801.

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