diff --git a/DrawningLocomotive.java b/DrawningLocomotive.java
index bc3cbef..ae45dbd 100644
--- a/DrawningLocomotive.java
+++ b/DrawningLocomotive.java
@@ -110,7 +110,7 @@ class DrawningLocomotive {
         g.setColor(Color.BLACK);
         g.drawRect( (int)_startPosX + 50, (int)_startPosY + 10, 10, 20);
         //колеса
-        extraWheelsDraw.DrawWheels((int)_startPosX, (int)_startPosY, g);
+        extraWheelsDraw.DrawExtra((int)_startPosX, (int)_startPosY, g);
         //движок
         g.setColor(Locomotive.getBodyColor());
         g.fillRect((int)_startPosX + 100, (int)_startPosY + 10, 10, 30);
diff --git a/DrawningWarmlyLocomotive.java b/DrawningWarmlyLocomotive.java
index bc5cc09..f7fd094 100644
--- a/DrawningWarmlyLocomotive.java
+++ b/DrawningWarmlyLocomotive.java
@@ -23,7 +23,7 @@ public class DrawningWarmlyLocomotive extends DrawningLocomotive{
 
             if (warmlyLocomotive.FuelStorage)
             {
-                g.fillRect((int)_startPosX + 110, (int)_startPosY + 10, 10, 50);
+                g.fillRect((int)_startPosX + 120, (int)_startPosY + 10, 10, 50);
                 g.fillRect((int)_startPosX + 110, (int)_startPosY + 40, 20, 20);
                 g.fillRect((int)_startPosX + 110, (int)_startPosY, 30, 10);
             }
diff --git a/ExtraWheelsDraw.java b/ExtraWheelsDraw.java
index 551b428..abe9d15 100644
--- a/ExtraWheelsDraw.java
+++ b/ExtraWheelsDraw.java
@@ -1,8 +1,8 @@
 import java.awt.*;
 
-public class ExtraWheelsDraw {
+public class ExtraWheelsDraw implements IDrawningExtra{
     private WheelsCount wheelsCount = WheelsCount.Two;
-    public void setWheelsNum(int num) {
+    public void setExtraNum(int num) {
         switch (num) {
             case 0: {
                 wheelsCount = WheelsCount.Three;
@@ -19,11 +19,11 @@ public class ExtraWheelsDraw {
     private Color color;
 
     public ExtraWheelsDraw(int num, Color color) {
-        setWheelsNum(num);
+        setExtraNum(num);
         this.color = color;
     }
 
-    public void DrawWheels(int startPosX, int startPosY, Graphics2D g) {
+    public void DrawExtra(int startPosX, int startPosY, Graphics2D g) {
         g.setColor(color);
         g.drawOval(startPosX, startPosY + 40, 10, 10);
         g.drawOval(startPosX + 90, startPosY + 40, 10, 10);
diff --git a/IDrawningExtra.java b/IDrawningExtra.java
new file mode 100644
index 0000000..725e87a
--- /dev/null
+++ b/IDrawningExtra.java
@@ -0,0 +1,6 @@
+import java.awt.*;
+
+public interface IDrawningExtra {
+    void setExtraNum(int num);
+    void DrawExtra(int startPosX, int startPosY, Graphics2D g);
+}