What was found
UPON GEAR EXTENSION, THE RT MAIN GEAR INDICATION TURNED AMBER FOR A SHORT PERIOD OF TIME, THEN TURNED RED. THE RT ANTI-SKID OFF ILLUMINATED AS WELL. RECYCLED THE GEAR. EVENTUALLY GOT 3 GREEN INDICATIONS AND LANDED UNEVENTFULLY. DID NOT USE MANUAL GEAR EXTENTION. R & R RT MLG ACTUATOR IAW MM 32-10-20. MLG INBD DOOR UPLOCK ADJUSTMENT FUNCTIONAL TESTED OK REF AMM 52-10-10. LANDING GEAR EMERGENCY EXTENSION FUNCTIONAL TESTED OK IAW AMM 32-30-00. NO DISCREPANCIES NOTED. SERVICED LT AND RT HYD RESERVOIR TO FULL IAW AMM 12-30-00.