What was found
LANDING GEAR LEVER WOULD NOT COME UP AFTER TAKEOFF. NO EICAS MESSAGE ASSOCIATED. RETURNED TO FIELD. PERFORMED LANDING GEAR EXT/RET TEST IAW AMM 32-30-00, OPS CHECK GOOD. WHEN MAINTENANCED RON THAT NIGHT, REPLACED THE NR2 NLG WOFW SENSOR PER ENGINEERING INSTRUCTIONS.