What was found
WHILE PERFORMING T/C 78273000 FOUND FAULT CODE 75-30401 VSV POSITION SIGNALS DISAGREE SHORT TIME FAULT DEFERRED PER T/C 78273000. GROUNDED - YES. ACCOMPLISHED T/C 78273000 FAULT MSG 75-30401 (THE VSV POSITION SIGNALS DISAGREE) IS NO LONGER ACTIVE, FAULT CODE 75-10391 IS ACTIVE (VSV POSITION SIGNAL IS OUT OF RANGE ) REF LOG PAGE 12106108. PERFORMED B737-800 FIM 75-31 TASK 804 AND FIM 75-31 TASK 803, RESISTANCE CHECKS ARE GOOD ACTUATOR TEST IS GOOD, EEC TEST IS GOOD. FAULT 75-10391 IS ACTIVE ON EVERY LEG. REMOVED AND REPLACED #1 ENGINE RIGHT HAND VSV ACTUATOR REF B737-800 AMM 75-31-01 / 801-F00. OPS AND LEAK TEST GOOD , NO FAULTS FOUND. GROUND VERIFICATION COMPLETED.