What was found
ON GEAR RETRACTION GOT MLG UP BUT NLG DOOR DID NOT CLOSE, HEAVY VIBRATION & HAD CAS MSG MLG SYS FAIL & GEAR DISAGREE. CHECKED ALL SOLENOIDS, VALVES, AND WIRE, NO DEFECTS. R & R MLG CONTROL LEVER. PERFORMED OPS CHECKS AND OPS-CHECKS GOOD. WORK PERFORMED IRW GL-6000 AMM 32-31-01.