Narrative:

Autoplt was in control wheel steering, did not level off at FL280. I noticed altitude alerter flashing at FL287. Captain realized mistake and returned to FL280, but not before it was noticed by ZID and called to our attention. Center said no conflict and reclred us to FL310.

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Original NASA ASRS Text

Title: AUTOPLT MODE IN CWS (CTL WHEEL STEERING) ALT CAPTURE NOT FUNCTIONAL IN CWS. FLC FAILED TO MONITOR ALT AND ACFT CLBED 700 FT ABOVE ASSIGNED. ATC REASSIGNED HIGHER ALT.

Narrative: AUTOPLT WAS IN CTL WHEEL STEERING, DID NOT LEVEL OFF AT FL280. I NOTICED ALT ALERTER FLASHING AT FL287. CAPT REALIZED MISTAKE AND RETURNED TO FL280, BUT NOT BEFORE IT WAS NOTICED BY ZID AND CALLED TO OUR ATTN. CTR SAID NO CONFLICT AND RECLRED US TO FL310.

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.