What was found
DFW - FLT 1945 - AFTER TAKEOFF DFW DURING CLIMB-OUT, FUMES NOTED IN CABIN. ACCOMPLISHED ABNORMAL PROCEDURES AND FUMES CLEARED WHEN AIR CONDITIONING PACKS TURNED OFF. AIRCRAFT RETURNED TO DFW AND LANDED WITHOUT INCIDENT. REPAIRED HYDRAULIC LINE LEAK IN LEFT TAIL AREA NEAR APU INLET. ACCOMPLISHED PACK BUNROUT PROCEDURE. SYSTEM GROUND CHECKED NORMAL OPERATION WITH NO FUMES NOTED. (M)