Narrative:

After the airplane released from maintenance for the flight; the captain and I did a thorough preflight complied with aom and air carrier procedure. We took off on a scheduled flight. On climb out; the oil temperature was indicating high in yellow arc of engine #2. Pilot took the action by contacting approach control and requested to return back to the field. On base to final; captain noticed that the top cowling part of engine #1 became unlatch. The airplane landed safely and no body was hurt.

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Original NASA ASRS Text

Title: A Dornier 228 crew completed a preflight together and after takeoff the right engine oil temperate was in the yellow band. As they were returning to land; the Captain saw the left engine cowling unlatched.

Narrative: After the airplane released from Maintenance for the flight; the Captain and I did a thorough preflight complied with AOM and air carrier procedure. We took off on a scheduled flight. On climb out; the oil temperature was indicating high in yellow arc of engine #2. Pilot took the action by contacting Approach Control and requested to return back to the field. On base to final; Captain noticed that the top cowling part of engine #1 became unlatch. The airplane landed safely and no body was hurt.

Data retrieved from NASA's ASRS site as of April 2012 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.