As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT # 481, DCA-RSW(DIVERTED TO RIC). "LG WOW SYS FAIL" EICAS CAUTION APPEARED AFTER GEAR UP SELECTED. DISAPPEARED AFTER GEAR DOWN SELECTED ; INSPECTED NLG AND FOUND STRYT SEAL FAIL - ACTIVATED SPARE SEAL AS PER AMM 32-21-02-860-801A AND SVC AS PER AMM 12-12-09