diff --git a/OliviaAddIn/Comun.cs b/OliviaAddIn/Comun.cs
index a7067c1..5f64c85 100644
--- a/OliviaAddIn/Comun.cs
+++ b/OliviaAddIn/Comun.cs
@@ -148,7 +148,7 @@ namespace OliviaAddIn
                                     instalacion = (IPoint)geom;
                                     x = instalacion.X;
                                     y = instalacion.Y;
-                                    text_sal = st;
+                                    text_sal = revisa_text(st);
                                 }
                             }
                         }
@@ -239,7 +239,7 @@ namespace OliviaAddIn
                                 }
                                 FunGDB.libera(fc);
                                 //Actualiza el texto de salida
-                                text_sal = text_sal + val_st[i].Replace(" ", string.Empty);
+                                text_sal = text_sal + revisa_text(val_st[i]);
                                 /*if(i<(nval-1))//si es el último no le pone '_'
                                     text_sal = text_sal + "_";*/
                             }
@@ -262,5 +262,18 @@ namespace OliviaAddIn
             }
             return true;
         }
+        string revisa_text(string text)
+        {
+            StringBuilder sb = new StringBuilder();
+            foreach (char c in text)
+            {
+                if ((c >= '0' && c <= '9') || (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || c == '_')
+                {
+                    sb.Append(c);
+                }
+            }
+            return sb.ToString();
+        }
     }
+    
 }
diff --git a/OliviaAddIn/RecogidaDlg.cs b/OliviaAddIn/RecogidaDlg.cs
index b4bb9ab..e60a676 100644
--- a/OliviaAddIn/RecogidaDlg.cs
+++ b/OliviaAddIn/RecogidaDlg.cs
@@ -778,6 +778,7 @@ namespace OliviaAddIn
 
         private void checkBox_sens_CheckedChanged(object sender, EventArgs e)
         {
+            checkBox_sens.Checked = false;
             if (checkBox_sens.Checked == true)
             {
                 btn_edit_camp_sensor.Enabled = checkBox_sens.Checked;