diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/externalCoupledHeater/constant/topAir/g b/tutorials/heatTransfer/chtMultiRegionFoam/externalCoupledHeater/constant/g
similarity index 100%
rename from tutorials/heatTransfer/chtMultiRegionFoam/externalCoupledHeater/constant/topAir/g
rename to tutorials/heatTransfer/chtMultiRegionFoam/externalCoupledHeater/constant/g
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/externalSolarLoad/constant/air/g b/tutorials/heatTransfer/chtMultiRegionFoam/externalSolarLoad/constant/g
similarity index 100%
rename from tutorials/heatTransfer/chtMultiRegionFoam/externalSolarLoad/constant/air/g
rename to tutorials/heatTransfer/chtMultiRegionFoam/externalSolarLoad/constant/g
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/externalCoupledHeater/constant/bottomWater/g b/tutorials/heatTransfer/chtMultiRegionFoam/multiRegionHeater/constant/g
similarity index 100%
rename from tutorials/heatTransfer/chtMultiRegionFoam/externalCoupledHeater/constant/bottomWater/g
rename to tutorials/heatTransfer/chtMultiRegionFoam/multiRegionHeater/constant/g
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/multiRegionHeater/constant/topAir/g b/tutorials/heatTransfer/chtMultiRegionFoam/multiRegionHeater/constant/topAir/g
deleted file mode 120000
index fea37570067f9f5dbf14e5011717bb654a2f9899..0000000000000000000000000000000000000000
--- a/tutorials/heatTransfer/chtMultiRegionFoam/multiRegionHeater/constant/topAir/g
+++ /dev/null
@@ -1 +0,0 @@
-../bottomWater/g
\ No newline at end of file
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/reverseBurner/constant/gas/g b/tutorials/heatTransfer/chtMultiRegionFoam/reverseBurner/constant/g
similarity index 100%
rename from tutorials/heatTransfer/chtMultiRegionFoam/reverseBurner/constant/gas/g
rename to tutorials/heatTransfer/chtMultiRegionFoam/reverseBurner/constant/g
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/snappyMultiRegionHeater/constant/bottomAir/g b/tutorials/heatTransfer/chtMultiRegionFoam/snappyMultiRegionHeater/constant/bottomAir/g
deleted file mode 100644
index dda4a9c6d02f8db8fe073447f002f07e8232f265..0000000000000000000000000000000000000000
--- a/tutorials/heatTransfer/chtMultiRegionFoam/snappyMultiRegionHeater/constant/bottomAir/g
+++ /dev/null
@@ -1,20 +0,0 @@
-/*--------------------------------*- C++ -*----------------------------------*\
-| =========                 |                                                 |
-| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  v1806                                 |
-|   \\  /    A nd           | Web:      www.OpenFOAM.com                      |
-|    \\/     M anipulation  |                                                 |
-\*---------------------------------------------------------------------------*/
-FoamFile
-{
-    version     2.0;
-    format      ascii;
-    class       uniformDimensionedVectorField;
-    object      g;
-}
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-dimensions      [0 1 -2 0 0 0 0];
-value           (0 -9.81 0);
-
-// ************************************************************************* //
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/multiRegionHeater/constant/bottomWater/g b/tutorials/heatTransfer/chtMultiRegionFoam/snappyMultiRegionHeater/constant/g
similarity index 100%
rename from tutorials/heatTransfer/chtMultiRegionFoam/multiRegionHeater/constant/bottomWater/g
rename to tutorials/heatTransfer/chtMultiRegionFoam/snappyMultiRegionHeater/constant/g
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/snappyMultiRegionHeater/constant/topAir/g b/tutorials/heatTransfer/chtMultiRegionFoam/snappyMultiRegionHeater/constant/topAir/g
deleted file mode 120000
index fe0384ff08b952c55e7811f2dc2643afaf6fe706..0000000000000000000000000000000000000000
--- a/tutorials/heatTransfer/chtMultiRegionFoam/snappyMultiRegionHeater/constant/topAir/g
+++ /dev/null
@@ -1 +0,0 @@
-../bottomAir/g
\ No newline at end of file
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/windshieldCondensation/constant/cabin/g b/tutorials/heatTransfer/chtMultiRegionFoam/windshieldCondensation/constant/g
similarity index 100%
rename from tutorials/heatTransfer/chtMultiRegionFoam/windshieldCondensation/constant/cabin/g
rename to tutorials/heatTransfer/chtMultiRegionFoam/windshieldCondensation/constant/g
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/windshieldDefrost/constant/exterior/g b/tutorials/heatTransfer/chtMultiRegionFoam/windshieldDefrost/constant/exterior/g
deleted file mode 100644
index 5e1730e07ed9a5a317d5af546cb7b294595aa3c1..0000000000000000000000000000000000000000
--- a/tutorials/heatTransfer/chtMultiRegionFoam/windshieldDefrost/constant/exterior/g
+++ /dev/null
@@ -1,22 +0,0 @@
-/*--------------------------------*- C++ -*----------------------------------*\
-| =========                 |                                                 |
-| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  v1806                                 |
-|   \\  /    A nd           | Web:      www.OpenFOAM.com                      |
-|    \\/     M anipulation  |                                                 |
-\*---------------------------------------------------------------------------*/
-FoamFile
-{
-    version     2.0;
-    format      ascii;
-    class       uniformDimensionedVectorField;
-    location    "constant";
-    object      g;
-}
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-dimensions      [0 1 -2 0 0 0 0];
-value           ( 0 -9.81 0 );
-
-
-// ************************************************************************* //
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/windshieldDefrost/constant/cabin/g b/tutorials/heatTransfer/chtMultiRegionFoam/windshieldDefrost/constant/g
similarity index 100%
rename from tutorials/heatTransfer/chtMultiRegionFoam/windshieldDefrost/constant/cabin/g
rename to tutorials/heatTransfer/chtMultiRegionFoam/windshieldDefrost/constant/g
diff --git a/tutorials/heatTransfer/chtMultiRegionFoam/windshieldDefrost/constant/ice/g b/tutorials/heatTransfer/chtMultiRegionFoam/windshieldDefrost/constant/ice/g
deleted file mode 100644
index 5e1730e07ed9a5a317d5af546cb7b294595aa3c1..0000000000000000000000000000000000000000
--- a/tutorials/heatTransfer/chtMultiRegionFoam/windshieldDefrost/constant/ice/g
+++ /dev/null
@@ -1,22 +0,0 @@
-/*--------------------------------*- C++ -*----------------------------------*\
-| =========                 |                                                 |
-| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
-|  \\    /   O peration     | Version:  v1806                                 |
-|   \\  /    A nd           | Web:      www.OpenFOAM.com                      |
-|    \\/     M anipulation  |                                                 |
-\*---------------------------------------------------------------------------*/
-FoamFile
-{
-    version     2.0;
-    format      ascii;
-    class       uniformDimensionedVectorField;
-    location    "constant";
-    object      g;
-}
-// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
-
-dimensions      [0 1 -2 0 0 0 0];
-value           ( 0 -9.81 0 );
-
-
-// ************************************************************************* //