What was found
LEFT EEC REVERTED TO MANUAL DURING CLIMB. COMPLIED WITH CHECKLIST. THROTTLE RESPONSE WAS GREATER THAN EXPECTED A CHANGE OF 6 TO 8 PERCENT RATHER THAN 2 TO 3 PERCENT FOR SAME THROTTLE MOVEMENTS BETWEEN LT AND RT THROTTLES WITH BOTH IN MANUAL. ON POST FLIGHT FOUND LT ECS DOLLS EYE WHITE IN AFT BAY. R & R LT ENGINE BLEED VALVE TORQUE MOTOR WITH O/H IAW MM 75-30-01. PERFORMED SECONDARY ORIFACE CALIBRATION AND ENGINE PERFORMANCE RUNS IAW MM 71-00-00. OPS CHECK GOOD. REINSTALLED WITH SAME ORIFACE SIZE 56.