diff --git a/Tank/Tank/DrawingTank.cs b/Tank/Tank/DrawingTank.cs
index 3de0709..a92ada5 100644
--- a/Tank/Tank/DrawingTank.cs
+++ b/Tank/Tank/DrawingTank.cs
@@ -58,13 +58,16 @@ namespace Tank
         additionalColor, bool bodyKit, bool trunk, bool sportLine, int width, int height)
         {
             // TODO: Продумать проверки
-
-            _pictureWidth = width;
-            _pictureHeight = height;
-            EntityTank = new EntityTank();
-            EntityTank.Init(speed, weight, bodyColor, additionalColor,
-            bodyKit, trunk, sportLine);
-            return true;
+            if (width > _tankWidth && height > _tankHeight && speed > 0 && weight > 0)
+            {
+                _pictureWidth = width;
+                _pictureHeight = height;
+                EntityTank = new EntityTank();
+                EntityTank.Init(speed, weight, bodyColor, additionalColor,
+                bodyKit, trunk, sportLine);
+                return true;
+            }
+            return false;
         }
         /// <summary>
         /// Установка позиции
@@ -73,8 +76,13 @@ namespace Tank
         /// <param name="y">Координата Y</param>
         public void SetPosition(int x, int y)
         {
-            _startPosX = x;
-            _startPosY = y;
+            // проверки
+            if (x >= 0 && x + _tankWidth <= _pictureWidth && 
+                y >= 0 && y + _tankHeight <= _pictureHeight)
+            {
+                _startPosX = x;
+                _startPosY = y;
+            }
         }
         /// <summary>
         /// Изменение направления перемещения
diff --git a/Tank/Tank/EntityTank.cs b/Tank/Tank/EntityTank.cs
index 5f56106..35be974 100644
--- a/Tank/Tank/EntityTank.cs
+++ b/Tank/Tank/EntityTank.cs
@@ -37,9 +37,9 @@ namespace Tank
         /// </summary>
         public bool SportLine { get; private set; }
         /// <summary>
-        /// Шаг перемещения автомобиля
+        /// Шаг перемещения танка
         /// </summary>
-        public double Step => (double)Speed * 100 / Weight;
+        public double Step => (double)Speed * 200 / Weight;
         /// <summary>
         /// Инициализация полей объекта-класса спортивного автомобиля
         /// </summary>