Servo SelectionThe servos used for the control surfaces of this Yak-54 S must have a minimumof 130 ounce-inch of servo torque. In the prototype Yak-54 S, we usedJR8411SA on all control surfaces and on throttle we used one standard JRservo. Best results can be obtained by using digital servos. Please do not riskyour plane by using low torque servos. This Yak-54 S has large control surfacesand fully capable of any maneuvers that a pilot is able to perform, therefore usingweak servos will increase chance of flutter and can cause you crash.Using the ManualThis manual is divided into sections to help make assembly easier to understandand to provide breaks between each major section. Remember to take your timeand follow the directions.WarningI am sure that for the most of you this is not your first venture into the World offlying radio controlled aircraft. For those of you that may be entering this excitingsport early on in your modeling experience and for you with vast experience, Ithink we all need to be reminded of the possible dangers that are associated witha high performance aircraft of this type. This is not a toy. This aircraft flying at atypical weight of ten pounds and up to one hundred miles per hour will inflectunbelievable damage to property, life and limb. This aircraft must be flown in asafe manner at all times. You should always do a preflight check including controlsurfaces hook-ups, radio operation, (please refer to your radio equipmentinstruction manual for range checks and other pertinent related information) andall other checks relating to the safe operation of this aircraft.Warranty InformationQuique’s Aircraft Company guarantees this kit to be free from defects in bothmaterial and workmanship at the date of purchase. This warranty does not coverany parts damaged by use or modification. In no case shall QQAC’s liabilityexceed the original cost of the purchased kit.7