# SDR 97ZZZX3999

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 7, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N21FH](https://openairdocs.org/aircraft/N21FH), registered now
- Make and model: Beech B-60
- Registry model: [Beech B-60](https://openairdocs.org/model/beech-b-60) (OpenAirDocs)
- Aircraft serial: P35G
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: Deice Boot
- Condition: Defective
- Location: Wing-Prop
- Component: Bfgoodrich
- 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/97ZZZX3999

## Discrepancy

WING AND PROPELLER DE-ICE BOOTS FAILED AFTER BEING TREATED BY A PROCESS CALLED 'NU-BOOTS' WHICH USED 'MEK' TO REFURBISH THE RUBBER.  BF GOODRICH DOES NOT APROVE THIS PROCESS.  THE OWNER HAS GROUNDed THE AIRCRAFT UNTIL ALL BOOTS ARE REPLACED.

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