What was found
ABE/RDU - FLT 670 - LOW HYDRAULIC QUANTITY SYSTEM 1 DURING FLIGHT. UPON INSPECTION IN RDU FOUND O-RING ON NR 1 SYSTEM RT ENGINE HYDRAULIC PUMP CUT. REPLACED O-RING AND GROUND RAN NR 2 ENGINE, NO LEAKS NOTED. ALL WORK ACCOMPLISHED IAW 29-11-01 FOKKER MM. (X)