What was found
JED - LOG PAGE: E 07977 - AFTER TAKEOFF, PACK NR 3 WOULD NOT OPERATE. AIRCRAFT WOULD NOT HOLD PRESSURIZATION. MADE OVERWEIGHT LANDING ON RETURN TO OEJN. INSPECTION REQUIRED. GW = 706.5. REPLACED NR 3 FLOW CONTROL AND SHUT-OFF VALVE PER MM 21-51-01, PAGE 401. OPS AND LEAK CHECK CHECKED. PERFORMED OVERWEIGHT LANDING INSPECTION PER MM 5-51-39, PAGE 201, PHASE 1 EXAMINATION, NO DAMAGE NOTED. (X)