Narrative:

While being vectored in climb for descending traffic, missed the level off at the assigned altitude of 6000 ft by 500 ft due to the miss application of the altitude hold on the autoplt. Corrective actions - make sure the features you select on the autoplt have properly engaged.

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Original NASA ASRS Text

Title: PLT OF AN SMT TWIN OVERSHOT CLB ALT DURING CLBOUT DUE TO TFC WATCH DISTR AND MISOPERATING THE AUTOPLT ALT HOLD.

Narrative: WHILE BEING VECTORED IN CLB FOR DSNDING TFC, MISSED THE LEVEL OFF AT THE ASSIGNED ALT OF 6000 FT BY 500 FT DUE TO THE MISS APPLICATION OF THE ALT HOLD ON THE AUTOPLT. CORRECTIVE ACTIONS - MAKE SURE THE FEATURES YOU SELECT ON THE AUTOPLT HAVE PROPERLY ENGAGED.

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.