What was found
ON DEPARTURE UPON SELECTING GEAR UP RECIEVED NOSE DOOR OPEN AND GEAR DISAGREE WARNING MSGS C/W QRH EXTENDED GEAR GEAR MSGS WENT AWAY AIRCRAFT REMOVED FROM SERVICE. INSTALLED NOSE AND MAIN GEAR LOCK PINS PER AMM SUP. 11-054A FOR M ACTION OF MEL 32-30-01. SEE 358568/4 FOR MEL. REF MX WORK CARDS #2 AND 3 FOR REMOVED AND REPLACED OF S23 BRACKET AND NLG RIGHT HARNESS. OPS CHECK GOOD. REMOVED PLACARD AND FROM MEL