What was found
ATB - AFTER T/O ENG 2 CTL SYS FAULT AIR TURN BACK AVOID RAPID THR CHANGES // PERFORMED WIRE CHECKS PER TSM 75-33-00-810-808-A. WIRES CHECKS GOOD NO FAULTS FOUND 12/30/21 MECH 634066PER TSM 75-33-00-810-808A. REMOVED AND REPLACED #2 VENG VSV CONTROL UNIT PER AMM 75-33 -51 LEAK CHECK OK NO DEFECTS NOTED. PERFORMED HIGH POWER RUN PER AMM 71-00-00-700-827-A. OPS CHECK GOOD 1/1/22 MECH 1269276 CONTROL, VARIAB OFF 43-7533-9-0001 S/N 75251 ON 43-7533-9-0001 S/N 75714