Narrative:

Busted altitude, distracted by company call and aircraft has no altitude alert. No aircraft in 30 passenger fleet has altitude alert. Supplemental information from acn 295016: pit ATC cleared us to 4000 ft we were preoccupied with a non-working propeller-de- icing light and flew to 4500 ft. ATC informed us so we descended to 4000 ft. No conflict occurred.

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Original NASA ASRS Text

Title: ALTDEV -- OVERSHOOT IN CLB.

Narrative: BUSTED ALT, DISTRACTED BY COMPANY CALL AND ACFT HAS NO ALT ALERT. NO ACFT IN 30 PAX FLEET HAS ALT ALERT. SUPPLEMENTAL INFO FROM ACN 295016: PIT ATC CLRED US TO 4000 FT WE WERE PREOCCUPIED WITH A NON-WORKING PROP-DE- ICING LIGHT AND FLEW TO 4500 FT. ATC INFORMED US SO WE DSNDED TO 4000 FT. NO CONFLICT OCCURRED.

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.