What was found
(CAN) PILOT REPORTED A WOBBLY NOSE GEAR SHIMMY ON LANDING ROLL-OUT WITH LIMITED RT TURNING CAPACITY. MAINTENANCE FOUND TEETH MISSING OFF THE SECTOR GEAR JAMMING ON THE RACK FOR LIMITED TRAVEL WITH A GAP IN THE CENTER CAUSING THE SEVERE SHIMMY. THE GEAR WAS DISMANTLED, CLEANED WITH A SERVICEABLE SECTOR GEAR INSTALLED. REGREASED ASSEMBLED AIRCRAFT TO BE FERRY FLOWN TO YTH FOR PERMANENT REPAIRS. POSSIBLE CAUSE, TAXIING ONE ENGINE OR TOWING CONNECTED, HOWEVER, NOTHING REPORTED.