What was found
WHEN LT ENG ANTI-ICE SWITCHED ON, VALVE INTRANSIT LIGHT FAILED TO COME ON BRIEFLY. REPLACED TAI VALVE. TESTED, WORKS FINE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHEN LT ENG ANTI-ICE SWITCHED ON, VALVE INTRANSIT LIGHT FAILED TO COME ON BRIEFLY. REPLACED TAI VALVE. TESTED, WORKS FINE.