What was found
(CAN) AFT TRIM TANK MESSAGE AFTER ISO VALVE STARTED TO FLASH (VALVE IN TRANSIT). MAINTENANCE REPLACED THE AFT TRIM TANK ISO VALVE I.A.W. THE AMM 28-22-54 AND AIRCRAFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) AFT TRIM TANK MESSAGE AFTER ISO VALVE STARTED TO FLASH (VALVE IN TRANSIT). MAINTENANCE REPLACED THE AFT TRIM TANK ISO VALVE I.A.W. THE AMM 28-22-54 AND AIRCRAFT RETURNED TO SERVICE.