# SDR UALA2012012500524

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2012
- Submitted: February 14, 2012
- Operation: Air carrier
- Aircraft: [N788UA](https://openairdocs.org/aircraft/N788UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26942
- Aircraft time: 65,154 hours, 9,310 cycles
- Engine: Pwa PW40903
- System (JASC): [7240 · Turbine Engine Combustion Section](https://openairdocs.org/jasc/7240)
- Part: Bolt
- Condition: Broken
- Location: Diffuser Case
- 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/UALA2012012500524

## Discrepancy

REF WG6601. WHILE REMOVING SUPPORT BRACKET ON AP41 TUBE, 2 EACH BOLT HEADS BROKE OFF ON DIFFUSER CASE.  BROKEN BOLTS EXTRACTED BY MACHINIST.

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