What was found
AUTO THROTTLES WOULD NOT ENGAGE ON TAKE OFF. REJECTED T/O AND RETURNED TO GATE AFTTER CALLING GOC/MOC RELEASED FOR SERVICE PER MEL : 22-30-01 CATEGORY : C EXPIRATION : 26MAY19 "MEL 22-30-01: THRUST MANAGEMENT SYSTEM/AUTOTHROTTLE SYSTEM - INOP." THRUST MANAGEMENT SYS INCLUDING A/T INOP T/S PER FRM 22-03-00-815 FIG 109 TEST NR 2 FAULTED TMC, R PLA INTFC. REMOVED AND REPLACED THE TMC PER MM 22-31-01-4. OPS CHECKED NORMAL. ADDITIONALLY ACCOMPLISHED A/T SERVO TEST #10 AND AUTOLAND TESTS 30/40 WITH NORMAL RESULTS REF MM 22-00-02-2.