diff --git a/csharp/App/SaliMax/src/SaliMaxRelays/RelaysRecordAmax.cs b/csharp/App/SaliMax/src/SaliMaxRelays/RelaysRecordAmax.cs
index b840dbeb2..d8caeb259 100644
--- a/csharp/App/SaliMax/src/SaliMaxRelays/RelaysRecordAmax.cs
+++ b/csharp/App/SaliMax/src/SaliMaxRelays/RelaysRecordAmax.cs
@@ -122,12 +122,17 @@ public class RelaysRecordAmax : IRelaysRecord
     public Boolean FiWarning => !_Regs.DigitalInput21; 
     public Boolean FiError   => !_Regs.DigitalInput23;
 
-    public Boolean K2ConnectIslandBusToGridBus
+    public Boolean K2ConnectIslandBusToGridBus // IMPORTANT: this should be changed to Relay22 for Tschirren installation
     {
         get => _Regs.Relay23; 
         set => _Regs.Relay23 = value;
     }
 
+    public Boolean OldK2ConnectIslandBusToGridBus
+    {
+        get => _Regs.Relay23; 
+        set => _Regs.Relay23 = value;
+    }
     public static implicit operator Amax5070Registers(RelaysRecordAmax d) => d._Regs;
     public static implicit operator RelaysRecordAmax(Amax5070Registers d) => new RelaysRecordAmax(d);