What was found
ACFT RETURNED TO PLATFORM AS A CONSEQUENCE OF DURING RT ENGINE STARTING, ENGINE SHUT OFF BY ITSELF AT 20 PERCENT, STAR VALVE INDICATION FLASHING AND LOW OIL PRESS INDICATED ON 7 PSI (RED ZONE). EEC TEST PERFORMED AND 72-30102 INTERNAL EEC FAULT MESSAGE SHOWN IAW TASK 73-21-00700-804-F00. EEC CHANNEL CHANGED AND ENGINE WAS STARTED SHOWING UNSTABLE PARAMETERS. EEC REPLACED AND SOFTWARE LOADED IAW TASK 73-21-60-000-801-F00, 73-21-60-400-8001-F00 AND 75-21-00-700-804-F00 RESPECTIVELY, TESTED CORRECT. RT ENGINE STARTED IAW MM 73-21-12 / -60, ALL CORRECT.