What was found
AIRCRAFT RETURNED TO PLATFORM, DIFFERENCE BETWEEN ENGINES PARAMETERS. LT FCU SOLENOID WAS REPLACED IAW MM 73-20-05 AND TEST IAW MM 73-20-01, ALL CORRECT. DURING ENGINE NR 1 START FAIL CONTINUED, AIR/GROUND SENSOR R2-308 WAS REPLACED, TEST CORRECT. FLIGHT WAS CANCELLED AND DURING OVERNIGHT SERVICE, FUNCTIONAL TEST AND ENGINE RUNNING WERE PERFORMED IAW MM 71-00-01, ALL CORRECT.