What was found
ON APPROACH, LANDING GEAR DID NOT EXTEND WHEN GEAR LEVER PLACED IN DOWN POSITION. RECYCLED, WORKED NORMALLY. JACKED AIRCRAFT AND PERFORMED 3 GEAR SWINGS, SEVERAL CYCLES. INSPECTED GEAR, NO DEFECTS NOTED. ALL GEAR SWINGS SUCCESSUL. COULD NOT DUPLICATE MALFUNCTION. ALL WORK IAW MM 32-30.