As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON LANDING AT KIAD, RIGHT THRUST REVERSER ONLY DEPLOYED AN INCH AND WOULD NOT STOW. FOUND T/R ACTUATOR JAMMED. REMOVED AND REPLACED RIGHT T/R ACTUATOR. OP AND LEAK CHECK GOOD IAW GIV AMM (REV 51) 78-00-00 PAGE 401-421 PARA 2A, B AND C.