What was found
NR 2 ENGINE FIRE HANDLE DOES NOT ILLUMINATE DURING TEST IN NORMAL, BUT LIGHTS WHEN SELECTED TO A. ACFT GROUNDED. OPENED NR 2 ENGINE FAN AND DUCT COWLING. INSPECTED ALL B LOOP FIRE DETECTORS AND FOUND DETECTOR MW0326 AT LT SIDE ENGINE CORE WITH AN IMPROPER CRIMPED TERMINAL. INSTALLED NEW TERMINAL END REF MM 26-11-02-960-801 AND WD 26-11-11. PERFORMED NR 2 ENG FIRE TEST REF 26-11-00-710-801. SYS CKS NORMAL.