What was found
RIGHT ENGINE CONTROL. PERFORMED FIM 71-01-00, PERFORMED RT ENG VBV FEED BACK RESISTANCES CK. CLEANED CONECTORS, VBV ACT & HARNESS, CK GOOD. MSG NOT SHOW , PIMU CH A & B, NO FAULTS. PERFORMD AMM 71-00-00 TEST 12 ALT GROUND TEST, TEST GOOD, RAN RT ENG; IAW AMM 71-00-00 MANY TIMES, A+B CH, NO FAULTS FOR PRECAUTION REMOVED AND REPLACED R ENG; RIGHT VBV ACTUATOR IAW AMM 75-32-01. TEST GOOD PER AMM 71-00-00.