# SDR 20000601SH010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2000
- Submitted: June 1, 2000
- Operation: General aviation
- Aircraft: [N144HA](https://openairdocs.org/aircraft/N144HA), registered now
- Make and model: Hiller UH-12E
- Registry model: [Hiller UH-12E](https://openairdocs.org/model/hiller-uh-12e) (OpenAirDocs)
- Aircraft serial: HA3044
- System (JASC): [6210 · Main Rotor Blades](https://openairdocs.org/jasc/6210)
- Part: Blade
- Part number: 5320003
- Part serial: 1140
- Condition: Delaminated
- Location: Main Rotor
- Part time: 246 hours
- 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/20000601SH010

## Discrepancy

BLADE WAS RETURNED TO BLADE SHOP FOR REPAIR OF SKIN TO TRAILING EDGE DISBOND.  UPON INSPECTION, APPEARS THAT CLEANING AND/OR METAL PREP PROCESS FAILED CAUSING SKIN AND TRAILING EDGE TO SEPARATE.  SUBMITTER RECOMMENDED INSPECTING ALL BLADES IN METAL PREP BATCH FOR POSSIBLE SKIN SEPARATIONS IN FUTURE.  (X)

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