# SDR R61A201505290354

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2015
- Submitted: June 11, 2015
- Operation: Air carrier
- Aircraft: [N109HQ](https://openairdocs.org/aircraft/N109HQ), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000168
- Aircraft time: 21,317 hours, 16,741 cycles
- System (JASC): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Firewall
- Condition: Cracked
- Location: Apu Bay
- 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/R61A201505290354

## Discrepancy

DURING HEAVY CHECK, APU FIRE WALL 351BZ AT LOWER AND UPPER BENDS IS CRACKED.  MX REPAIRED APU FIRE WALL 351BZ BY CUTTING OUT DAMAGE IAW SRM 53-31-21, REV 28. REF VP016005-2015/342 C1 FOR CORRECTIVE ACTION.  REPAIR REQUIRES RE-INSPECT WITH THE FOLLOWING REQUIREMENTS EXTERNAL DET OG 10000, F/C TRANSFERED TO NON MEL DMI 135440/ 3 FOR 6 MONTHS TO ALLOW INCORPORATION TO INSPECTION MAINTENANCE PROGRAM GMM 5.14.3. ACFT REMAINS UNTIL HEAVY CHECK IS COMPLETED.

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