public void updateEntity(){

            if(this.soundPlayingCount == 0 && this.furnaceTemperature > 0){
                if(this.furnaceTemperature > 5000){
                    if (this.furnaceTemperature < 6000)
                        this.sound = 1;
                    else if(this.furnaceTemperature < 7000)
                        this.sound = 2;
                    else if(this.furnaceTemperature < 8000)
                        this.sound = 3;
                    else if(this.furnaceTemperature < 9000)
                        this.sound = 4;
                }
                else
                    this.sound = 0;

                this.worldObj.playSound(this.xCoord, this.yCoord, this.zCoord,  "realitycube:metalfurnace"+String.valueOf(this.sound), 2F, 1, false);
                soundPlayingCount++;
            }
            else if(this.soundPlayingCount == 50)
                soundPlayingCount = 0;
            else
                soundPlayingCount++;