What was found
PILOT REPORTED LEFT BRAKE DEICE INOPERABLE. MAINTENANCE CHECK-OUT REVEALED SWITCH IN VALVE APPEARS INOPERATIVE AS VALVE WAS PHYSICALLY IN THE OPEN POSITION, ON COMMAND. THIS VALVE WAS INSTALLED ONLY 6 MONTHS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT REPORTED LEFT BRAKE DEICE INOPERABLE. MAINTENANCE CHECK-OUT REVEALED SWITCH IN VALVE APPEARS INOPERATIVE AS VALVE WAS PHYSICALLY IN THE OPEN POSITION, ON COMMAND. THIS VALVE WAS INSTALLED ONLY 6 MONTHS.