What was found
DURING DESCENT, CREW NOTICED NR 1 ENGINE OIL PRESSURE GAUGE MAXED OUT. REDUCED NR 1 THROTTLE AND GAUGE DIDN`T MOVE. CREW SHUTDOWN NR 1 ENGINE, DECLARED AN EMERGENCY WITH APPROACH AND DIRECTED THAT THEY NEEDED TO RETURN TO DEPARTURE. CREW EXECUTED ENGINE FAILURE/ SHUTDOWN CHECK LIST, RETURNED TO DEPARTURE AND LANDED WITHOUT INCIDENT. MAINT REMOVED AND REPLACED THE NR 1 OIL PRESSURE TRANSMITTER IAW MM. ENGINE WAS RUN FOR OPERATIONAL AND LEAK CHECKS PERFORMED A GROUND RUN ON NR 1 ENGINE IAW WORK CARD. ALL PARAMETERS CHECKED GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE. (K)