What was found
ENGINE #1 START VALVE DO NOT OPEN, WAS CARRY OUT PROCEDURE STARTER AIR VALVE WAS REPLACED IAW AMM 80-11-02-000-801-G00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ENGINE #1 START VALVE DO NOT OPEN, WAS CARRY OUT PROCEDURE STARTER AIR VALVE WAS REPLACED IAW AMM 80-11-02-000-801-G00.