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A319 flight crew on approach to ord engages autoplt GS mode; resulting in the autoplt attempting to climb to the GS above.
| Attributes | |
| ACN | 690009 |
| Time | |
| Date | 200603 |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : ord.airport |
| State Reference | IL |
| Altitude | msl single value : 4000 |
| Environment | |
| Weather Elements | Turbulence |
| Aircraft 1 | |
| Controlling Facilities | tracon : c90.tracon |
| Operator | common carrier : air carrier |
| Make Model Name | A319 |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | ils localizer only : 22r |
| Flight Phase | descent : approach |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Experience | flight time last 90 days : 200 flight time total : 21000 flight time type : 700 |
| ASRS Report | 690009 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Events | |
| Anomaly | aircraft equipment problem : critical non adherence : clearance |
| Independent Detector | other flight crewa |
| Resolutory Action | flight crew : overrode automation |
| Supplementary | |
| Problem Areas | Aircraft |
| Primary Problem | Aircraft |
Narrative:
On localizer runway 22R ord autoplt on at 5000 ft; armed the GS mode. The aircraft went to climb power and started to climb for the GS which was 2000 ft above us. Disconnected autoplt and recovered at 5800 ft. The software should be corrected in the A320/A319.
Original NASA ASRS Text
Title: A319 FLT CREW ON APCH TO ORD ENGAGES AUTOPLT GS MODE; RESULTING IN THE AUTOPLT ATTEMPTING TO CLB TO THE GS ABOVE.
Narrative: ON LOC RWY 22R ORD AUTOPLT ON AT 5000 FT; ARMED THE GS MODE. THE ACFT WENT TO CLB PWR AND STARTED TO CLB FOR THE GS WHICH WAS 2000 FT ABOVE US. DISCONNECTED AUTOPLT AND RECOVERED AT 5800 FT. THE SOFTWARE SHOULD BE CORRECTED IN THE A320/A319.
Data retrieved from NASA's ASRS site as of January 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.