What was found
AIRCRAFT RETURNED TO PLATFORM AS CONSEQUENCE OF OIL LOW PRESSURE AND HIGH EGT INDICATIONS DURING THE LEFT ENGINE STARTING. AT PLATFORM, THE TECHNICAL PERSONNEL PERFORMED AN ENGINE STARTING TEST IAW MM 71-00-04, ALL CORRECT. DURING OVERNIGHT SERVICE, THE LEFT ENGINE PARAMETERS WERE VERIFIED IAW M/M 71-00-01, TESTED CORRECT.