Narrative:

Maintenance installed landing gear pins. First officer missed this fact on walkaround. I did not look closely for them during the checklist. Took off and gear would not retract. Requested 5000 ft as a final altitude and informed ATC of airspeed limit of 170 its. Proceeded to destination without any further incident.

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Original NASA ASRS Text

Title: MDT FLT FLEW ORD TO AZO AT REDUCED SPD WITH THE GEAR DOWN BECAUSE THE GEAR PINS WERE OVERLOOKED DURING PREFLT INSPECTION.

Narrative: MAINT INSTALLED LNDG GEAR PINS. FO MISSED THIS FACT ON WALKAROUND. I DID NOT LOOK CLOSELY FOR THEM DURING THE CHKLIST. TOOK OFF AND GEAR WOULD NOT RETRACT. REQUESTED 5000 FT AS A FINAL ALT AND INFORMED ATC OF AIRSPD LIMIT OF 170 ITS. PROCEEDED TO DEST WITHOUT ANY FURTHER INCIDENT.

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.