diff --git a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/U b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/U
index c9a3426fa..e716843c8 100644
Binary files a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/U and b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/U differ
diff --git a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/epsilon b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/epsilon
index f07240070..f66888d8d 100644
--- a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/epsilon
+++ b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/epsilon
@@ -8,9 +8,8 @@
 FoamFile
 {
     version     2.0;
-    format      binary;
+    format      ascii;
     class       volScalarField;
-    location    "0";
     object      epsilon;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
diff --git a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/k b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/k
index a9ae6515b..92f7853ba 100644
--- a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/k
+++ b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/k
@@ -8,9 +8,8 @@
 FoamFile
 {
     version     2.0;
-    format      binary;
+    format      ascii;
     class       volScalarField;
-    location    "0";
     object      k;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
diff --git a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/nut b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/nut
index 44d34cc13..0038ac392 100644
--- a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/nut
+++ b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/nut
@@ -8,9 +8,8 @@
 FoamFile
 {
     version     2.0;
-    format      binary;
+    format      ascii;
     class       volScalarField;
-    location    "0";
     object      nut;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
diff --git a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/p_rgh b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/p_rgh
index acb1e96de..33c04915d 100644
--- a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/p_rgh
+++ b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/0/p_rgh
@@ -8,9 +8,8 @@
 FoamFile
 {
     version     2.0;
-    format      binary;
+    format      ascii;
     class       volScalarField;
-    location    "0";
     object      p_rgh;
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
diff --git a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/controlDict b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/controlDict
index 3ff5b7846..2dca15edc 100644
--- a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/controlDict
+++ b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/controlDict
@@ -25,7 +25,7 @@ stopAt          endTime;
 
 endTime         5.0;
 
-deltaT          1e-4;
+deltaT          0.001;
 
 writeControl    adjustableRunTime;
 
diff --git a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/snappyHexMeshDict b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/snappyHexMeshDict
index 4c65e6aed..a5547f6ed 100644
--- a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/snappyHexMeshDict
+++ b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/snappyHexMeshDict
@@ -191,6 +191,30 @@ castellatedMeshControls
 
     features
     (
+        {
+           file "shaftRotating.eMesh";
+           levels ((1 1));
+        }
+        {
+           file "shaft.eMesh";
+           levels ((1 1));
+        }
+        {
+           file "sparger.eMesh";
+           levels ((1 1));
+        }
+        {
+           file "stirrer.eMesh";
+           levels ((1 1));
+        }
+        {
+           file "baffles.eMesh";
+           levels ((1 1));
+        }
+        {
+           file "rotating.eMesh";
+           levels ((1 1));
+        }
         {
            file "gasInlet.eMesh";
            levels ((1 1));
@@ -520,7 +544,7 @@ meshQualityControls
     //    <0 = inside out tet,
     //     0 = flat tet
     //     1 = regular tet
-    minTetQuality 1e-9;
+    minTetQuality -1e-30;
 
     // Minimum face area. Set to <0 to disable.
     minArea -1;
diff --git a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/surfaceFeaturesDict b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/surfaceFeaturesDict
index 0e7a99f5b..da3a13c2a 100644
--- a/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/surfaceFeaturesDict
+++ b/tutorials/multiphase/interFoam/RAS/mixerVesselAMI/system/surfaceFeaturesDict
@@ -20,6 +20,11 @@ surfaces
     "gasInlet.stl"
     "stirrer.stl"
     "outlet.stl"
+    "shaft.stl"
+    "shaftRotating.stl"
+    "rotating.stl"
+    "baffles.stl"
+    "sparger.stl"
 );
 
 // Identify a feature when angle between faces < includedAngle