diff --git a/Beam/BeamData.lua b/Beam/BeamData.lua
index a885f0f..17871fb 100644
--- a/Beam/BeamData.lua
+++ b/Beam/BeamData.lua
@@ -134,9 +134,14 @@ local function GetMinNzTopHead( vtNFace, Tool)
 end
 
 ---------------------------------------------------------------------
--- con angolo limite di -11 il DownUp ha senso solo se si è sotto all'angolo limite
 local function GetMinNzDownUp( b3Raw, vtNFace, vtToolDirection, Tool)
-   return GetMinNzTopHead( vtNFace, Tool)
+   if vtNFace and abs( vtNFace:getY()) < 0.173
+      and vtToolDirection and vtToolDirection:getY() < 0.173 then
+         
+      return sin ( -10.9)
+   else
+      return -1
+   end
 end
 
 ---------------------------------------------------------------------
diff --git a/Saomad-KAIROS.mlde b/Saomad-KAIROS.mlde
index d9926dc..97895d1 100644
--- a/Saomad-KAIROS.mlde
+++ b/Saomad-KAIROS.mlde
@@ -9,7 +9,7 @@
 require( 'EmtGenerator')
 EgtEnableDebug( false)
 
-PP_VER = '2.7e5'
+PP_VER = '2.7j1'
 MIN_MACH_VER = '2.5j1'
 
 EgtOutLog ( '** Saomad-KAIROS '..PP_VER..' (MinMach '.. MIN_MACH_VER ..') **', 1)