What was found
WHEN PUTTING GEAR DOWM RECEIVED GEAR DISAGREE R. RAN QRH AND AFTER BLOWING GEAR STILL DID NOT FIX MESSAGE. LANDED UNEVENTFULLY CORRECTIVE ACTION: REMOVED SUSPECTED DEFECTIVE MLG UPLOCK SWITCH P/N 6948101-3 NSN AND INSTALLED CUSTOMER SUPPLIED NEW SWITCH P/N 6948101-3 NSN, PERFORMMED MULTIPLE OPS CHECKS (EXTENSION AND RETACTION) PER CE680A AMM 32-00-00,OPS CHECK GOOD NO DEFECTS NOTED AT THIS TIME. CHECKED AND SERVICED PNEUMATIC SYSTEMS AS REQUIRED DUE TO GEAR BLOW DOWN BEING PREFORMED PER MM 12-10-45 STEPS 1 THROUGH 2D.(1).