diff --git a/tutorials/cfdemSolverMultiphase/tankDrainage/CFD/system/patchAverage b/tutorials/cfdemSolverMultiphase/tankDrainage/CFD/system/patchAverage
index a998bebf..99042009 100644
--- a/tutorials/cfdemSolverMultiphase/tankDrainage/CFD/system/patchAverage
+++ b/tutorials/cfdemSolverMultiphase/tankDrainage/CFD/system/patchAverage
@@ -14,6 +14,9 @@ name    outlet;
 fields  (alpha.air alpha.water alpha.oil);
 
 operation average;
+// OF4
+//#includeEtc "caseDicts/postProcessing/surfaceRegion/patch.cfg"
+// OF5,OF6
 #includeEtc "caseDicts/postProcessing/surfaceFieldValue/patch.cfg"
 
 // ************************************************************************* //
diff --git a/tutorials/cfdemSolverRhoPimpleChem/PolydisperseFluidizedBed/R2_FB/CFD/system/fvOptions b/tutorials/cfdemSolverRhoPimpleChem/PolydisperseFluidizedBed/R2_FB/CFD/system/fvOptions
index 50a3b102..a17ce7f0 100644
--- a/tutorials/cfdemSolverRhoPimpleChem/PolydisperseFluidizedBed/R2_FB/CFD/system/fvOptions
+++ b/tutorials/cfdemSolverRhoPimpleChem/PolydisperseFluidizedBed/R2_FB/CFD/system/fvOptions
@@ -22,10 +22,10 @@ limitedTemperature
     {
         active          yes;
         selectionMode   all;
-        //Tmin     1020; // OF4
-        //Tmax     1500; // OF4
-        min     1020; // OF5,OF6
-        max     1500; // OF5,OF6
+        Tmin     1020; // OF4
+        Tmax     1500; // OF4
+        min      $Tmin; // OF5,OF6
+        max      $Tmax; // OF5,OF6
     }
 }
 
diff --git a/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/30CO6H2_Hematite/CFD/system/fvOptions b/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/30CO6H2_Hematite/CFD/system/fvOptions
index 0063174e..5e5c7f12 100644
--- a/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/30CO6H2_Hematite/CFD/system/fvOptions
+++ b/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/30CO6H2_Hematite/CFD/system/fvOptions
@@ -22,10 +22,10 @@ limitedTemperature
     {
         active          yes;
         selectionMode   all;
-        //Tmin     1200; // OF4
-        //Tmax     2500; // OF4
-        min     1200; // OF5,OF6
-        max     2500; // OF5,OF6
+        Tmin     1200; // OF4
+        Tmax     2500; // OF4
+        min      $Tmin; // OF5,OF6
+        max      $Tmax; // OF5,OF6
     }
 }
 
diff --git a/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/33CO3H2_Hematite/CFD/system/fvOptions b/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/33CO3H2_Hematite/CFD/system/fvOptions
index 8291e573..a3367e08 100644
--- a/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/33CO3H2_Hematite/CFD/system/fvOptions
+++ b/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/33CO3H2_Hematite/CFD/system/fvOptions
@@ -22,10 +22,10 @@ limitedTemperature
     {
         active          yes;
         selectionMode   all;
-        //Tmin     1200; // OF4
-        //Tmax     2500; // OF4
-        min     1200; // OF5,OF6
-        max     2500; // OF5,OF6
+        Tmin     1200; // OF4
+        Tmax     2500; // OF4
+        min      $Tmin; // OF5,OF6
+        max      $Tmax; // OF5,OF6
     }
 }
 
diff --git a/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/GOD0k1_Hematite/CFD/system/fvOptions b/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/GOD0k1_Hematite/CFD/system/fvOptions
index 0063174e..5e5c7f12 100644
--- a/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/GOD0k1_Hematite/CFD/system/fvOptions
+++ b/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/GOD0k1_Hematite/CFD/system/fvOptions
@@ -22,10 +22,10 @@ limitedTemperature
     {
         active          yes;
         selectionMode   all;
-        //Tmin     1200; // OF4
-        //Tmax     2500; // OF4
-        min     1200; // OF5,OF6
-        max     2500; // OF5,OF6
+        Tmin     1200; // OF4
+        Tmax     2500; // OF4
+        min      $Tmin; // OF5,OF6
+        max      $Tmax; // OF5,OF6
     }
 }
 
diff --git a/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/ISO4695/CFD/system/fvOptions b/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/ISO4695/CFD/system/fvOptions
index 8291e573..a3367e08 100644
--- a/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/ISO4695/CFD/system/fvOptions
+++ b/tutorials/cfdemSolverRhoPimpleChem/SingleParticleCases/ISO4695/CFD/system/fvOptions
@@ -22,10 +22,10 @@ limitedTemperature
     {
         active          yes;
         selectionMode   all;
-        //Tmin     1200; // OF4
-        //Tmax     2500; // OF4
-        min     1200; // OF5,OF6
-        max     2500; // OF5,OF6
+        Tmin     1200; // OF4
+        Tmax     2500; // OF4
+        min      $Tmin; // OF5,OF6
+        max      $Tmax; // OF5,OF6
     }
 }