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An md-80 flight crew executed a go-around from their approach when the nose landing gear would not extend properly. They found the hydraulic pump switches in the wrong position.
| Attributes | |
| ACN | 795439 |
| Time | |
| Date | 200807 |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Environment | |
| Flight Conditions | VMC |
| Light | Dusk |
| Aircraft 1 | |
| Controlling Facilities | tower : zzz.tower tower : zzz.tower |
| Operator | common carrier : air carrier |
| Make Model Name | MD-80 Series (DC-9-80) Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent : approach landing : go around |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| ASRS Report | 795439 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| ASRS Report | 795437 |
| Events | |
| Anomaly | aircraft equipment problem : less severe non adherence : published procedure |
| Independent Detector | other flight crewa other flight crewb |
| Resolutory Action | flight crew : executed go around flight crew : overcame equipment problem |
| Supplementary | |
| Problem Areas | Flight Crew Human Performance |
| Primary Problem | Flight Crew Human Performance |
Narrative:
Declared emergency. Did not get a green nose gear landing light prior to landing. Executed go around and did the emergency checklist. Found the hydraulic pumps in low. Placed the pumps in high and nose gear extended normally. Due to distrs with ATC vectoring and navigation; we failed to turn pumps to high during descent.
Original NASA ASRS Text
Title: AN MD-80 FLT CREW EXECUTED A GO-AROUND FROM THEIR APPROACH WHEN THE NOSE LANDING GEAR WOULD NOT EXTEND PROPERLY. THEY FOUND THE HYD PUMP SWITCHES IN THE WRONG POSITION.
Narrative: DECLARED EMER. DID NOT GET A GREEN NOSE GEAR LNDG LIGHT PRIOR TO LNDG. EXECUTED GAR AND DID THE EMER CHKLIST. FOUND THE HYD PUMPS IN LOW. PLACED THE PUMPS IN HIGH AND NOSE GEAR EXTENDED NORMALLY. DUE TO DISTRS WITH ATC VECTORING AND NAV; WE FAILED TO TURN PUMPS TO HIGH DURING DSCNT.
Data retrieved from NASA's ASRS site as of May 2009 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.