# SDR CA010628038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2001
- Submitted: July 5, 2001
- Operation: General aviation
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft time: 28,839 hours
- Engine: Cfmint CFM565A3
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Loop
- Part number: 6493950730
- Condition: Damaged
- Location: Nr 2 Engine
- Stage of operation: IN
- How discovered: V
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA010628038

## Discrepancy

(CAN) PRF MESSAGE CHECK ENGINE NR 2 FIRE LOOP "B". THIS DEFECT WAS UNDER INVESTIGATION BY MAINTENANCE PERSONNEL AND ALSO DEFFERED UNDER MEL 26-12-01 CATEGORY "C" AS A RESULT OF THIS PFR MESSAGE. FIRE LOOP "B" REPLACEMENT WAS SCHEDULED WHILE OPERATING THE "C" DUCT FOR LOOP REPLACEMENT IT WAS NOTICED FOR DAMAGE TO THE NR 2 ENGINE RT "C" DUCT HEAT SHIELD. THE DAMAGE HAS BEEN CAUSE BY A MISSING "PISTON RING" (P/N336-510-710-0 OR 649-395-073-0 POST SB).MAINTENANCE PERSONNEL INSTALLED NEW PISTON RING, BUT AIRCRAFT WAS GROUNDED DUE TO THE EXTENSIVE DAMAGE TO THE 32 ENGINE RT "C" DUCT HEAT SHIELD. A TEMPORARY RE PAIR HAS BEEN ACCOMPLISHED TO THE HEAT SHIELD WITH A REPETITIVE INSPECTION EVERY "A" CHECK GRANTED BY BF GOO

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