# SDR 99ZZZX2452

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N454UE
- Make and model: Emb EMB-120RT
- Registry model: [EMB EMB-120RT](https://openairdocs.org/model/embraer-emb-120rt) (OpenAirDocs)
- Aircraft serial: 120155
- System (JASC): [5751 · Ailerons](https://openairdocs.org/jasc/5751)
- Part: Weight
- Part number: 12017933002
- Condition: Corroded
- Location: Rt Aileron
- Part time: 17,216 hours
- Component: 12008080002
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX2452

## Discrepancy

DURING EXPORT CERTIFICATE OF AIRWORTHINESS COMPLIANCE, THE IMPORT COUNTRY REQUIRED C/W BRAZILIAN AD NR 98-01-02, DATED 1-15-98.  INSPECTION OF THE AILERON MASS BALANCE WEIGHTS FOUND ALL WEIGHTS BROKEN AND CORRODED.  TWO OTHER EMB-120RT AIRCRAFT WERE INSPECTED FOR SAFETY CONCERN, BOTH AIRCRAFT HAD ALL WEIGHTS CORRODED AND FOUR OF THE SIX WEIGHTS ON EACH AIRCRAFT WERE BROKEN.  FOLLOWING ACFT S/N'S AND AILERON S/N'S WERE FOUND DEFECTIVE:  EMB-120RT, SN 120046, LT AILERON, SN 120054, AND, RT AILERON, SN 120054.  EMB-120RT, SN 120045, LT AILERON, SN 120056, AND, RT AILERON, SN 120056.

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