What was found
GEAR DID NOT RESPOND WHEN SELECTED DOWN. PULLED AND RESET LANDING GEAR CONT CB AND GEAR CAME DOWN W/3 GREEN INDICATED. PERFORMED SEVERAL GEAR SWINGS WITH NO DISCREPANCIES NOTED. PERFORMED ELECTRICAL TROUBLESHOOTING OF LANDING GEAR SYSTEM WITH NO DISCREPANCIES NOTED. DURING TROUBLE SHOOTING FOUND MOISTURE IN LANDING GEAR CONTROL VALVE CANNON PLUG. CLEANED CONNECTOR WITH CONTACT CLEANER & RECONNECTED. PERFORMED SEVERAL MORE GEAR SWINGS OPS CHECK GOOD IAW MM 32-00-00