What was found
ON TAKEOFF, WHEN GEAR WAS SELECTED UP THE GEAR DISAGREE WARNING LIGHT CAME ON. NOSE GEAR WAS OUTLINED IN RED. POM CALLED FOR GEAR DOWN 3 GREEN INDICATION. RETURNED TO DEPARTURE. INSPECTED GEAR, FOUND NOSE GEAR FLAT WITH NO LEAKS. NLG STRUT SERVICED . DETERMINED GEAR DISAGREE WARNING RELATED TO NOSE STRUT FLAT. MDC HISTORY SHOWED 1ST EVENT ATA 32-61 PROX SENSING NG-W OFF W NR1 SNSR PX03 UNREAD FAR. INSPECTED ACFT FOUND SAFE FOR GEAR UP FERRY. REF LP 2053588 FOR FERRY FLIGHT DETAILS. INSPECTED NLG AND PERFORMED OPS TEST OF LANDING GEAR EXTENSION/RETRACTION SYS IAW AMM 32-30-00. OPS TEST GOOD, NO DEFECTS NOTED.