What was found
DURING DESCENT WITH THROTTLES AT IDLE, R ENGINE WAS HIGHER RPM & FUEL FLOW. AT 25000 N1 WAS 588 WITH 1.6 FUEL FLOW, L ENGINE WAS 588 N1 AND .8 FUEL FLOW WITH THROTTLES ABOVE IDLE, POWER WAS MATCHED EVENLY.T/S & ACCOMPLISH PER POWERPLANT ENGINEERING REF FIM 73-21-00-815-827-H03 PROCEDURE 'B' OF AMM 73-21-16 NO FAULTS OPS CHECK GOOD.