What was found
CARGO FIRE SUPRESSION/DETECTION, FORWARD CARGO BAY INCORRECT INSTALLATION. DURING A C1-CHECK, FOUND; FIRE DETECTION, AAE LTD SYSTEM TEST CARRIED OUT. DURING TEST, FOUND THAT BY TRIPPING A SYSTEM C/B ISOLATED THE B SENSORS. TRIPPING THE B SYSTEM ISOLATED THE A SENSORS. OUTPUT WIRING AT THE C/B (2 OFF) FOUND TO BE INCORRECTLY WIRED. OUTPUT REWIRED IAW AAE WIRING DIAGRAM. FIRE SUPRESSION-AAE LTD SYSTEM TEST CARRIED OUT. DURING TEST, FOUND THAT WIRING TO NR 1 AND NR 2 EXTINGUISHERS WAS TRANSPOSED. NR 1 WIRING CONNECTED TO LT (NR 2) EXTINGUISHER AND NR 2 WIRING CONNECTED TO RT (NR 1) EXTINGUISHER. DEFECT RECTIFIED BY REPOSITIONING WIRING TO CORRECT LOCATIONS.