diff --git a/LuaLibs/ProcessSimpleScarf.lua b/LuaLibs/ProcessSimpleScarf.lua
index 462f3c0..298e83d 100644
--- a/LuaLibs/ProcessSimpleScarf.lua
+++ b/LuaLibs/ProcessSimpleScarf.lua
@@ -193,7 +193,9 @@ function ProcessSimpleScarf.Make( Proc, nPhase, nRawId, nPartId, dOvmHead, dOvmT
    local bOkc, sErrC = MakeChamfer( Proc, nPhase, nRawId, nPartId, dOvmHead)
    if not bOkc then return bOkc, sErrC end
    -- se forzato utilizzo fresa richiamo la freecontour
-   local bForceSideMill = EgtGetInfo( Proc.Id, 'Q04', 'd') == 1 or EgtGetInfo( Proc.Id, 'Q04', 'd') == 2 or ( EgtGetInfo( Proc.Id, 'Q04', 'd') == 3 and vtN[vFaceOrd[3]]:getZ() < 0.1) 
+   local bForceSideMill = EgtGetInfo( Proc.Id, 'Q04', 'd') == 1 or
+                        ( EgtGetInfo( Proc.Id, 'Q04', 'd') == 2 and abs( vtN[vFaceOrd[3]]:getY())) < 0.1 or
+                        ( EgtGetInfo( Proc.Id, 'Q04', 'd') == 3 and abs( vtN[vFaceOrd[3]]:getY())) < 0.1 and vtN[vFaceOrd[3]]:getZ() < 0.1) 
    if bForceSideMill then
       bOk, sErr = FreeContour.Make( Proc, nPhase, nRawId, nPartId, dOvmHead)
       return bOk, sErr