diff --git a/source/viewer/embeddedviewer.js b/source/viewer/embeddedviewer.js
index 4c397c8..15cff2c 100644
--- a/source/viewer/embeddedviewer.js
+++ b/source/viewer/embeddedviewer.js
@@ -41,6 +41,8 @@ OV.EmbeddedViewer = class
 
     LoadModelFromUrls (modelUrls)
     {
+        this.viewer.Clear ();
+
         if (modelUrls === null || modelUrls.length === 0) {
             return null;
         }