diff --git a/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_MultiBlockBase.java b/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_MultiBlockBase.java
index 17ebab86..41344f8d 100644
--- a/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_MultiBlockBase.java
+++ b/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_MultiBlockBase.java
@@ -48,7 +48,6 @@ public abstract class GT_MetaTileEntity_MultiBlockBase extends MetaTileEntity {
     public ArrayList<GT_MetaTileEntity_Hatch_Muffler> mMufflerHatches = new ArrayList<GT_MetaTileEntity_Hatch_Muffler>();
     public ArrayList<GT_MetaTileEntity_Hatch_Energy> mEnergyHatches = new ArrayList<GT_MetaTileEntity_Hatch_Energy>();
     public ArrayList<GT_MetaTileEntity_Hatch_Maintenance> mMaintenanceHatches = new ArrayList<GT_MetaTileEntity_Hatch_Maintenance>();
-    public ArrayList<GT_MetaTileEntity_Hatch_DataAccess> mDataAccessHatches = new ArrayList<GT_MetaTileEntity_Hatch_DataAccess>();
 
     public GT_MetaTileEntity_MultiBlockBase(int aID, String aName, String aNameRegional) {
         super(aID, aName, aNameRegional, 2);
@@ -696,36 +695,6 @@ public abstract class GT_MetaTileEntity_MultiBlockBase extends MetaTileEntity {
         return rList;
     }
 
-    /**
-     * @param state using bitmask, 1 for IntegratedCircuit, 2 for DataStick, 4 for DataOrb
-     */
-    private boolean isCorrectDataItem(ItemStack aStack, int state){
-    	if ((state & 1) != 0 && ItemList.Circuit_Integrated.isStackEqual(aStack, false, true)) return true;
-    	if ((state & 2) != 0 && ItemList.Tool_DataStick.isStackEqual(aStack, false, true)) return true;
-    	if ((state & 4) != 0 && ItemList.Tool_DataOrb.isStackEqual(aStack, false, true)) return true;
-    	return false;
-    }
-    
-    /**
-     * @param state using bitmask, 1 for IntegratedCircuit, 2 for DataStick, 4 for DataOrb
-     */
-    public ArrayList<ItemStack> getDataItems(byte state) {
-        ArrayList<ItemStack> rList = new ArrayList<ItemStack>();
-        if (GT_Utility.isStackValid(mInventory[1]) && isCorrectDataItem(mInventory[1], state)) {
-        	rList.add(mInventory[1]);
-        }
-        for (GT_MetaTileEntity_Hatch_DataAccess tHatch : mDataAccessHatches) {
-            if (isValidMetaTileEntity(tHatch)) {
-                for (int i = 0; i < tHatch.getBaseMetaTileEntity().getSizeInventory(); i++) {
-                    if (tHatch.getBaseMetaTileEntity().getStackInSlot(i) != null
-                    		&& isCorrectDataItem(tHatch.getBaseMetaTileEntity().getStackInSlot(i), state))
-                        rList.add(tHatch.getBaseMetaTileEntity().getStackInSlot(i));
-                }
-            }
-        }
-        return rList;
-    }
-
     public GT_Recipe_Map getRecipeMap() {
         return null;
     }
@@ -840,17 +809,6 @@ public abstract class GT_MetaTileEntity_MultiBlockBase extends MetaTileEntity {
         return false;
     }
 
-    public boolean addDataAccessToMachineList(IGregTechTileEntity aTileEntity, int aBaseCasingIndex) {
-        if (aTileEntity == null) return false;
-        IMetaTileEntity aMetaTileEntity = aTileEntity.getMetaTileEntity();
-        if (aMetaTileEntity == null) return false;
-        if (aMetaTileEntity instanceof GT_MetaTileEntity_Hatch_DataAccess) {
-            ((GT_MetaTileEntity_Hatch) aMetaTileEntity).mMachineBlock = (byte) aBaseCasingIndex;
-            return mDataAccessHatches.add((GT_MetaTileEntity_Hatch_DataAccess) aMetaTileEntity);
-        }
-        return false;
-    }
-
     @Override
     public String[] getInfoData() {
         return new String[]{"Progress:", (mProgresstime / 20) + "secs", (mMaxProgresstime / 20) + "secs", "Efficiency:", (mEfficiency / 100.0F) + "%", "Problems:", String.valueOf((getIdealStatus() - getRepairStatus()))};