Pg. 35-02 Step 3: Split the Nose Wheel Assembly. Step 4: Removed the nut and washers from the valve stem of the U 5:00X5-6IT Tube. Dusted the Tube and the inside of the U 5:00X5-6 Tire with talcum powder. Aligned the valve stem with the notch on the wheel half and the red dot on the tire. Bolted the wheel halves together taking care not ot pinch the tube.