diff --git a/src/main/java/gregtech/common/blocks/GT_Block_Casings1.java b/src/main/java/gregtech/common/blocks/GT_Block_Casings1.java
index 7eb7cb41..26797d69 100644
--- a/src/main/java/gregtech/common/blocks/GT_Block_Casings1.java
+++ b/src/main/java/gregtech/common/blocks/GT_Block_Casings1.java
@@ -15,7 +15,7 @@ public class GT_Block_Casings1
         for (byte i = 0; i < 16; i = (byte) (i + 1)) {
             Textures.BlockIcons.CASING_BLOCKS[i] = new GT_CopiedBlockTexture(this, 6, i);
         }
-        Textures.BlockIcons.CASING_BLOCKS[120] = new GT_CopiedBlockTexture(this, 6, 0);
+        Textures.BlockIcons.CASING_BLOCKS[111] = new GT_CopiedBlockTexture(this, 6, 0);
         GT_LanguageManager.addStringLocalization(getUnlocalizedName() + ".0.name", "ULV Machine Casing");
         GT_LanguageManager.addStringLocalization(getUnlocalizedName() + ".1.name", "LV Machine Casing");
         GT_LanguageManager.addStringLocalization(getUnlocalizedName() + ".2.name", "MV Machine Casing");
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_PyrolyseOven.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_PyrolyseOven.java
index fec06b7d..26bc2acd 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_PyrolyseOven.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_PyrolyseOven.java
@@ -113,7 +113,7 @@ public class GT_MetaTileEntity_PyrolyseOven extends GT_MetaTileEntity_MultiBlock
                                 return false;
                             }
                         } else if (h == 3) {// innen decke (ulv casings + input + muffler)
-                            if ((!addInputToMachineList(tTileEntity, 120)) && (!addMufflerToMachineList(tTileEntity, 120))) {
+                            if ((!addInputToMachineList(tTileEntity, 111)) && (!addMufflerToMachineList(tTileEntity, 111))) {
                                 if (aBaseMetaTileEntity.getBlockOffset(xDir + i, h, zDir + j) != GregTech_API.sBlockCasings1) {
                                     return false;
                                 }
@@ -128,7 +128,7 @@ public class GT_MetaTileEntity_PyrolyseOven extends GT_MetaTileEntity_MultiBlock
                         }
                     } else {// Au�erer 5x5 ohne h�he
                         if (h == 0) {// au�en boden (controller, output, energy, maintainance, rest ulv casings)
-                            if ((!addMaintenanceToMachineList(tTileEntity, 120)) && (!addOutputToMachineList(tTileEntity, 120)) && (!addEnergyInputToMachineList(tTileEntity, 120))) {
+                            if ((!addMaintenanceToMachineList(tTileEntity, 111)) && (!addOutputToMachineList(tTileEntity, 111)) && (!addEnergyInputToMachineList(tTileEntity, 111))) {
                                 if ((xDir + i != 0) || (zDir + j != 0)) {//no controller
                                     if (aBaseMetaTileEntity.getBlockOffset(xDir + i, h, zDir + j) != GregTech_API.sBlockCasings1) {
                                         return false;