Wheel Unit Component Installation Note

Insert the valve into the wheel unit in the order shown in the figure.

Fig 1: Inserting Valve Into Wheel Unit
Verify that the valve is installed into the wheel unit completely as shown in the figure.

Fig 2: Properly Installed Valve
Install the washer and new seal (type A) or the seal (type B).
If the wheel unit is equipped with the seal and washer (type A), verify that the washer is Installed to the valve as shown in the figure.

Fig 3: Installing Wheel Unit With Seal And Washer (Type A)
Insert the wheel unit valve into the valve hole so that the polyurethane foam side faces the wheel.
Temporarily tighten the valve nut by hand.
Completely tighten the valve nut using a torque wrench.
Tightening torque
- 7.5-8.5 N.m {77-86 kgf.cm, 67-75 in.lbf}
CAUTION:
- Do not retighten the valve nut after the initial operation.
NOTE:
- Hold the end of the wheel unit (POINTs A and B) with your thumb and middle fingers so that the wheel unit does not rotate, and then hold the valve (POINT C) with your index finger so that the valve does not detach from the wheel unit.
Fig 4: Holding End Of Wheel Unit (Points A And B)
Verify that the wheel unit component is correctly installed.
- Both ends or one end of the wheel unit contacts the wheel as shown in the figure.
  
  Fig 5: Locating Both Ends And One End Of Wheel Unit Contacts Wheel
- The wheel unit does not exceed the rim height as shown in the figure.
  
  Fig 6: Identifying Wheel Unit Rim Height
- If the wheel unit is equipped with the seal and washer (type A), verify that the washer does not contact the curvature of the wheel as shown in the figure.
  
  Fig 7: Identifying Curvature Of Wheel