1. Troubleshot low oil pressure. Oil pressure is within Lycoming engine limitations (green arc).
2. Troubleshot high temperature. Oil temperature is within Lycoming engine limitations (green arc).
3. Troubleshot burning smell. No burning smell found inside cockpit.
4. Ran engine and checked for leaks and verified its performance.
All maintenance performed on this engine was conducted in reference with Lycoming Operator's Manual Model O-320 Series as revised, and the ccurrent regulations of the Federal Aviation Administration and is approved for return to service with respect to the work performed.