What was found
1) #3 ENG "B" LOOP FAILS TO TEST #3 ENG "B" LOOP SELECTED, FIRE WARNING LIGHT WILL START TO LIGHT AND WILL FAIL TEST2) INSTALLED RELAY R2-7003. XFERRED TO DMI 10693 PER MEL 26-2-3 CAT C XFERRED TO DMI 10693 ON LG PG 3193773) REF DMI # 10693 (# 3 ENG. "B" FIRE LOOP FAILS TO TEST)4) REMOVED AND REPLACED FIRE WARNING RESET RELAY R2-7024 OPS CHECKS GOOD IAW DC-8 M/M 26-10-1 THIS CLEARS DMI#10693 PLACARD REMOVED