What was found
UPON DESCENT INTO KTOL, THE NR 2 ENGINE HYDRAULIC PUMP LOW-PRESSURE WARNING LIGHT ILLUMINATED. ACCOMPLISHED ABNORMAL CCIA AIRCRAFT OPERATIONS MANUAL CHECKLIST A-05-2, ADVISED ATC AND DECLARED AN EMERGENCY AND LANDED AT OUR FINAL DESTINATION IN TOL WITHOUT INCIDENT. AIRCRAFT WAS INSPECTED AND THE NR 2 HYDRAULIC PUMP, THE HYD MODULAR PACK AND ALL FILTERS WERE REPLACED IAW MM B727 29-11-32, 29-11-61 AND 29-11-10. ALL SYSTEMS OPERATIONAL AND LEAK CHECKED GOOD AND AIRCRAFT RETURNED TO SERVICE. FLT 502 FROM KTOL TO KMCI. DURING FLIGHT, THE NR 2 HYD PUMP PRESSURE WARNING LIGHT ILLUMINATED. AFTER NR 2 PUMP FAILURE FLUID LEVEL DROPPED TO ZERO ACCOMPANIED BY THE NR 1 LOW PRESSURE LIGHT ILLUMINATED.