What was found
DURING FIRE TEST A FAULT OCCURRED ON THE B LOOP. GROUNDED - YES. PERFORMED ENGINE APU FIRE DETECTION CONTROL MODULE BITE TEST ENGINE 2 LOOP B FAN UPPER DETECTOR FAULT. PERFORMED TEST ENGINE 2 LOOP FIRE DETECTOR, CHECK WAS LUGS, CLEANED, CONTACTS AND REINSTALLED FIRE DETECTOR ELEMENT. OPS CHECK GOOD NO MORE FAULTS. NO MORE MAINTENANCE MESSAGE IAW B737-800 FIM 26-10 TASK 805 AND FIM 26-10 TASK 801.