diff --git a/Aircraft/Instruments-3d/kt70/kt70.xml b/Aircraft/Instruments-3d/kt70/kt70.xml
index 4234068b9..895c90138 100644
--- a/Aircraft/Instruments-3d/kt70/kt70.xml
+++ b/Aircraft/Instruments-3d/kt70/kt70.xml
@@ -224,13 +224,8 @@
        <property>instrumentation/kt-70/inputs/knob-mode</property>
        <mapping>nasal</mapping>
        <script>
-         var m = arg[0];
-         if(m == 1) return 'STANBDY';
-         if(m == 3) return 'GROUND';
-         if(m == 4) return 'ON';
-         if(m == 5) return 'ALTITUDE';
-         if(m == 2) return 'TEST';
-         return 'OFF';
+         var modes = ['OFF', 'STANDBY', 'TEST', 'GROUND', 'ON', 'ALTITUDE'];
+         return modes[arg[0]];
        </script>
       </binding>
     </hovered>