As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DTW - FLT 712 - LEFT REVERSER ACCUMULATOR LOW LIGHT CAME ON DURING CRUISE. COMPLIED WITH QRH AND LIGHT CAME BACK ON AFTER 45 MINUTES. PERFORM OPS CHECK ON THRUST REVERSER. PRE-CHANGE IS AT 1000 PSI. CLEANED CANNON PLUG ON SWITCH. OPS CHECKED GOOD, NO DEFECTS NOTED AT THIS TIME IAW MM 78-31-00. (M)