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BE99 pilot had the pitot probe ice over and a directional gyro malfunction that required a 'no gyro' approach.
| Attributes | |
| ACN | 536378 |
| Time | |
| Date | 200201 |
| Day | Mon |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | navaid : jac.vor |
| State Reference | WY |
| Environment | |
| Flight Conditions | IMC |
| Weather Elements | Turbulence Snow Ice other |
| Light | Dawn |
| Aircraft 1 | |
| Controlling Facilities | tracon : zzz.tracon tower : cys.tower |
| Operator | common carrier : air taxi |
| Make Model Name | Airliner 99 |
| Operating Under FAR Part | Part 135 |
| Flight Phase | cruise : level |
| Route In Use | approach other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air taxi |
| Function | flight crew : single pilot |
| Qualification | pilot : multi engine pilot : commercial |
| Experience | flight time last 90 days : 300 flight time total : 2500 flight time type : 120 |
| ASRS Report | 536378 |
| Person 2 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Events | |
| Anomaly | aircraft equipment problem : critical inflight encounter : weather inflight encounter other other anomaly other |
| Independent Detector | other flight crewa |
| Resolutory Action | controller : issued new clearance controller : provided flight assist none taken : detected after the fact other |
| Consequence | other |
| Supplementary | |
| Problem Areas | Aircraft Weather |
| Primary Problem | Aircraft |
Narrative:
Partial loss of navigation equipment (and loss of airspeed indicator) due to moderate icing 50 mi south of jac VOR, wy. I requested a no gyro approach into idaho falls airport. I advised the controller of the problem.
Original NASA ASRS Text
Title: BE99 PLT HAD THE PITOT PROBE ICE OVER AND A DIRECTIONAL GYRO MALFUNCTION THAT REQUIRED A 'NO GYRO' APCH.
Narrative: PARTIAL LOSS OF NAV EQUIP (AND LOSS OF AIRSPD INDICATOR) DUE TO MODERATE ICING 50 MI S OF JAC VOR, WY. I REQUESTED A NO GYRO APCH INTO IDAHO FALLS ARPT. I ADVISED THE CTLR OF THE PROB.
Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.