diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/externalSolarLoad/constant/polyMesh/boundary b/tutorials/heatTransfer/chtMultiRegionFoam/externalSolarLoad/constant/polyMesh/boundary
deleted file mode 100644
index fb3f07d465..0000000000
--- a/tutorials/heatTransfer/chtMultiRegionFoam/externalSolarLoad/constant/polyMesh/boundary
+++ /dev/null
@@ -1,59 +0,0 @@
-/*--------------------------------*- C++ -*----------------------------------*\
-| =========                 |                                                 |
-| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  plus                                  |
-|   \\  /    A nd           | Web:      www.OpenFOAM.com                      |
-|    \\/     M anipulation  |                                                 |
-\*---------------------------------------------------------------------------*/
-FoamFile
-{
-    version     2.0;
-    format      ascii;
-    class       polyBoundaryMesh;
-    location    "constant/polyMesh";
-    object      boundary;
-}
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-6
-(
-    maxY
-    {
-        type            patch;
-        nFaces          1350;
-        startFace       117900;
-    }
-    minX
-    {
-        type            patch;
-        nFaces          1350;
-        startFace       119250;
-    }
-    maxX
-    {
-        type            patch;
-        nFaces          1350;
-        startFace       120600;
-    }
-    minY
-    {
-        type            patch;
-        nFaces          1350;
-        startFace       121950;
-    }
-    minZ
-    {
-        type            wall;
-        inGroups        1(wall);
-        nFaces          900;
-        startFace       123300;
-    }
-    maxZ
-    {
-        type            patch;
-        nFaces          900;
-        startFace       124200;
-    }
-)
-
-// ************************************************************************* //