As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT THRUST REVERSER WOULD NOT STOW IN NORMAL OR EMERGENCY RE-STOW. FOUND NO POWER TO ISOLATION VALVE WHEN STOW WAS COMMANDED IN NORMAL OR EMERGENCY STOW. FOUND DIODE D91 OPEN ON PC BOARD 62184165. SUBMITTER RECOMMENDED MAKING THE EMERGENCY STOW A FULLY REDUNDANT CIRCUIT. (X)