# SDR UALA2013030601336

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 5, 2013
- Submitted: March 13, 2013
- Operation: Air carrier
- Aircraft: [N215UA](https://openairdocs.org/aircraft/N215UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30221
- Aircraft time: 45,881 hours, 9,783 cycles
- Engine: Pwa PW4077
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Circuit Card
- Condition: Malfunctioned
- Location: Recirculation Fa
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013030601336

## Discrepancy

RECIRCULATION FAN STATUS MESSAGE.  RESEATED "M24400-A16" FILTER MODULE CARD IN P110 -- REF SSM 21-25-11 & 24-09-03 PG 101 SHEET 2 AND FIM 21-25 TASK 807 PG 217.  ACCOMPLISHED GROUND TEST,  RECIRCULATION FAN SYS TESTED OK.  NO ACTIVE MESSAGES ON MAT.

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