What was found
DURING A FLIGHT TO MGW, PILOT TRIED TO LOWER THE LANDING GEAR FOR LANDING. THE SYSTEM DID NOT RESPOND. THE PILOT DECLARED AN EMERGENCY THEN PUMPED THE GEAR DOWN MANUALLY. THE GEAR CAME DOWN AND LOCKED. THE PILOT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND THAT MICROSWITCH NR 1 IN THE LANDING GEAR CONTROL WAS BROKEN INTERNALLY. REPLACED LANDING GEAR CONTROL. OPERATED SYSTEM UP AND DOWN SEVERAL TIMES IAW BE200.2 MM. OPS CHECKED OK. (X)