What was found
DURING CLIMB, NR 1 ENGINE N1 FLUCTUATED, THREE OFF TARGET BETWEEN FL 270 AND 290. NO LIMITS WERE EXCEEDED AND NO ABNORMAL VIBRATION . THRUST FLUCTUATIONS CAUSED A BIT OF YAW. AFTER LANDING, NR 1 ENGINE CONTROL LIGHT ILLUMINATED. ACFT GROUNDED. PERFORMED EEC BITE CHECK PROCEDURE IAW FIM TASK 73-00-801 FAULT FOUND 73-20331. ACCOMPLISHED EA 800-73EA-11589, INCLUDING PERFORMING ENGINE RUN AND FOUND NO FLUCTUATIONS NO CURRENT FAULTS NOTED. REPEATED EEC BITE TEST PROCEDURE IAW TASK 71-00-00-700-808-F00, TEST 13, NO ENGINE CONTROL LIGHT NOTED.