 |
37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
|
A hydraulic sequencing valve failed on a DHC8-300. The nose gear had to be locked down by the emergency procedure.
| Attributes | |
| ACN | 341430 |
| Time | |
| Date | 199607 |
| Day | Fri |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : rap |
| State Reference | SD |
| Altitude | msl bound lower : 5500 msl bound upper : 5500 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : rap |
| Operator | common carrier : air carrier |
| Make Model Name | Dash 8-200 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent : approach |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 270 flight time total : 8200 flight time type : 1100 |
| ASRS Report | 341430 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : instrument pilot : commercial |
| Events | |
| Anomaly | aircraft equipment problem : less severe other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified other flight crewa |
| Resolutory Action | flight crew : overcame equipment problem |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Aircraft |
| Air Traffic Incident | other |
Narrative:
Inbound to rap, cleared for visual approach. Landing gear down selected. Main gear extended, nose gear failed to extend due to broken nose gear sequencing valve. Loss of #2 hydraulic system. Alternate landing gear extension checklist performed. Gear was successfully locked down. Landed successfully, no aircraft damage. No one injured.
Original NASA ASRS Text
Title: A HYD SEQUENCING VALVE FAILED ON A DHC8-300. THE NOSE GEAR HAD TO BE LOCKED DOWN BY THE EMER PROC.
Narrative: INBOUND TO RAP, CLRED FOR VISUAL APCH. LNDG GEAR DOWN SELECTED. MAIN GEAR EXTENDED, NOSE GEAR FAILED TO EXTEND DUE TO BROKEN NOSE GEAR SEQUENCING VALVE. LOSS OF #2 HYD SYS. ALTERNATE LNDG GEAR EXTENSION CHKLIST PERFORMED. GEAR WAS SUCCESSFULLY LOCKED DOWN. LANDED SUCCESSFULLY, NO ACFT DAMAGE. NO ONE INJURED.
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.