# SDR ASAA2016070117239

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2016
- Submitted: July 5, 2016
- Operation: Air carrier
- Aircraft: [N593AS](https://openairdocs.org/aircraft/N593AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35107
- Aircraft time: 31,879 hours, 9,771 cycles
- Engine: Cfmint CFM567B262
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Case
- Part number: 3402567010
- Condition: Cracked
- Location: Nr 2 Engine Fan
- 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/ASAA2016070117239

## Discrepancy

WHILE ACCOMPLISHING NR 2 ENGINE INLET INSPECTION T/C 7847100, FOUND FAN CASE FLANGE B-1 CRACKED AT 11 O'CLOCK LOOKING FWD AT BRACKET FOR FIRE DETECTOR TRANSPONDER.  ACFT GROUNDED.  REPAIRED FAN CASE B-1 FLANGE IAW T/C SBCFM56-7B-72-0580-1, OPS AND LEAK CHECKED GOOD.  ACCOMPLISHED FIRE DETECTION LOOP RESISTANCE  SYSTEM TEST, OPS NORMAL, ALL READING WITHIN LIMITS, IAW AMM 26-11-00-730-801.  ACCOMPLISHED ENGINE AND APU FIRE DETECTION MODULE INSTALLATION TEST, OPS NORMAL IAW AMM 26-10-01-400-801.

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