TileEntity be = world.getTileEntity(x, y, z);
if (be instanceof IServantLogic)
{
boolean ret = ((IServantLogic) be).setPotentialMaster(this.imaster, this.world, x, y, z);
if (ret && block == TinkerSmeltery.lavaTank)
lavaTanks.add(new CoordTuple(x, y, z));
return ret;
}
return false;
}