As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAIN REPORTED, DURING CLIMB "LT REVERSE ACCUMULATOR" LIGHT TURNED ON AND LT HYDRAULIC QUANTITY DOWN AT 4 QUARTERS. LT REVERSE VALVE WAS CHECKED AND LEAK ON PRESSURE LINE WAS DETECTED, NIPPLE WAS TIGHTENED AND HYDRAULIC PRESSURE WAS APPLIED AND LEAK CONTINUED. WHEN VALVE WAS REMOVED, DAMAGE WAS DETECTED IN THE HOUSING VALVE. VALVE WAS REPLACED IAW MM 78-31-04, TEST CORRECT.