What was found
SHOWING ENGINE FIRE /OVERHEAT FAULT LIGHT. GROUNDED - YES. CONFIRMED FAULT, #2 ENGINE B-LOOP FAILS TEST. TROUBLESHOT TO DEFECTIVE UPPER FAN (M1757) WIRING CHAFFING. REPAIRED WIRE REF SWP. #2 ENGINE FIRE DETECTOR SYSTEM A & B LOOPS OPS CK NML REF AMM 26-11-00-730-802. AIRCRAFT RELEASED FROM MEL 26-2B, C/N 20070519. SEAMC NOTIFIED "PETER." REVERSAL OF CONFIGURATION CHANGE ACCOMPLISHED BY REPOSITIONING #2 ENGINE OVHT DET SWITCH BACK TO NORMAL POSITION.