# SDR 97ZZZX354

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 14, 1996
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N6862Q
- Make and model: Cessna 550
- Registry model: [Cessna 550](https://openairdocs.org/model/cessna-550) (OpenAirDocs)
- Aircraft serial: 5500265
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: Switch
- Part number: 1106P55
- Condition: Failed
- Location: De-Ice Boot
- Part time: 1,178 hours
- Stage of operation: NR
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX354

## Discrepancy

FLIGHT CREW REPORTED NO 'SURFACE DE-ICE' LIGHT WHEN DE-ICE BOOTS INFLATED.  DETERMINED WING AND TAIL DE-ICE BOOT PRESSURE SWITCHES DEFECTIVE, MOST LIKELY DUE TO WATER CONTAMINATION.  SUBMITTER SUGGESTS SWITCHES NEED TO BE INSTALLED IN A POSITION THAT WILL LIMIT WATER ACCESS.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.