diff --git a/VECTO/GUI/F_MAINForm.vb b/VECTO/GUI/F_MAINForm.vb
index 4e9c4f037ea934ac95fd327be5d123af0cd4a275..dca0bc54aee30384fe9e9ed826c5d22ab35c42c5 100644
--- a/VECTO/GUI/F_MAINForm.vb
+++ b/VECTO/GUI/F_MAINForm.vb
@@ -495,7 +495,7 @@ Public Class F_MAINForm
             If Lic.TimeWarn Then GUImsg(tMsgID.Warn, "License expiring date (y/m/d): " & Lic.ExpTime)
         End If
 
-        DEV.Enabled = Lic.LicFeature(9)
+        DEV.Enabled = True ' Lic.LicFeature(9)
 
         If DEV.Enabled Then
             DEV.LoadFromFile()
diff --git a/VECTO/Input Files/cGBX.vb b/VECTO/Input Files/cGBX.vb
index ef9867a8c9f98533b8edb77d318c2cf75489ecaf..4af4a4fc920d3760d670b8d59e7285c9094a931a 100644
--- a/VECTO/Input Files/cGBX.vb	
+++ b/VECTO/Input Files/cGBX.vb	
@@ -467,7 +467,7 @@ Public Class cGBX
             nuMax = Math.Min(TCnu(TCdim), nUout / ENG.Nidle)
 
         Else
-            nuMin = Math.Max(nUout / FLD(Gear).N95h, TCnu(0))
+            nuMin = Math.Max(nUout / DEV.TClimit, TCnu(0))
             nuMax = Math.Min(TCnuMax, nUout / ENG.Nidle)
         End If
 
diff --git a/VECTO/VECTO_Global.vb b/VECTO/VECTO_Global.vb
index 677ec4f0125e6c8ec3edfbd5e0f532bea546def3..762eb3f7c69c02aa56e54725f7816c964ba3a486 100644
--- a/VECTO/VECTO_Global.vb
+++ b/VECTO/VECTO_Global.vb
@@ -12,7 +12,7 @@ Imports System.Collections.Generic
 
 Module VECTO_Global
 
-    Public Const VECTOvers As String = "2.0.4-beta4 test1"
+    Public Const VECTOvers As String = "2.0.4-beta4 Test"
     Public Const LicSigAppCode As String = "VECTO-Release-0093C61E0A2E4BFA9A7ED7E729C56AE4"
     Public MyAppPath As String
     Public MyConfPath As String
diff --git a/VECTO/cDEV.vb b/VECTO/cDEV.vb
index 9aec0bda17d2c278470780b88c1c491450b9f8c4..c480346dcbfc4b24225f559f637fb55b1c5f4f3e 100644
--- a/VECTO/cDEV.vb
+++ b/VECTO/cDEV.vb
@@ -18,8 +18,7 @@ Public Class cDEV
     Private iOptionsDim As Integer
 
     Public TCiterPrec As Single
-    Public TCnUstep As Single
-    Public TCnUstepMin As Single
+    Public TClimit As Single
 
     Public AdvFormat As Boolean
 
@@ -124,18 +123,15 @@ Public Class cDEV
         Conf0.SingleVal = 0.001
         MyOptions.Add("TCiterPrec", Conf0)
 
-        Conf0 = New cDEVoption(tDEVconfType.tSingleVal, "TC iteration: start value for nU-step [1/min]")
-        Conf0.SingleVal = 100
-        MyOptions.Add("TCnUstep", Conf0)
-
-        Conf0 = New cDEVoption(tDEVconfType.tSingleVal, "TC iteration: lowest value for nU-step [1/min]")
-        Conf0.SingleVal = 0.01
-        MyOptions.Add("TCnUstepMin", Conf0)
-
-        Conf0 = New cDEVoption(tDEVconfType.tBoolean, "Better output files format")
+        Conf0 = New cDEVoption(tDEVconfType.tBoolean, "Detailed output files format")
         Conf0.BoolVal = False
         MyOptions.Add("AdvFormat", Conf0)
 
+
+        Conf0 = New cDEVoption(tDEVconfType.tSingleVal, "Max. engine speed for torque converter operation")
+        Conf0.SingleVal = 1600
+        MyOptions.Add("TClimit", Conf0)
+
         '**************************** END: Parameters Configuration '*****************************
         '*****************************************************************************************
         '*****************************************************************************************
@@ -147,9 +143,8 @@ Public Class cDEV
     'Initialize the actual Config-Parameters from MyConfigs list
     Public Sub SetOptions()
         TCiterPrec = MyOptions("TCiterPrec").SingleVal
-        TCnUstep = MyOptions("TCnUstep").SingleVal
-        TCnUstepMin = MyOptions("TCnUstepMin").SingleVal
         AdvFormat = MyOptions("AdvFormat").BoolVal
+        TClimit = MyOptions("TClimit").SingleVal
     End Sub
 
     'Demo for Delegate Function