36 10 715 Checking Rim For Face And Radial RUNOUT

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove wheel.
Checking front and rear wheel for face and radial runout . See WHEEL AND TIRES - TECHNICAL DATA .
Pull tire off rim
Remove fitted balance weights
Remove dirt from rim well and rim flange

IMPORTANT: Disk wheels must not be repaired!

Mount disk wheel in balancing machine.

Fig 1: Mounting Disk Wheel In Balancing Machine

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Use suitable wheel centering element supplied with corresponding balancing machine.

Also refer to section on WORKSHOP EQUIPMENT .

Fig 2: Identifying Basic Flange, Wheel Centering Element, Type Flange And Clamping Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Place dial gauge sensor on rim shoulder.

Turn wheel by hand and measure max. radial runout . See WHEEL AND TIRES - TECHNICAL DATA .

Carry out measurement on both rim shoulder sides.

NOTE: Dial gauge must be vertical to rim shoulder.

Fig 3: Measuring Radial Runout

Courtesy of BMW OF NORTH AMERICA, INC.

Position sensor on rim flange.

Turn wheel by hand and measure max. lateral runout . See WHEEL AND TIRES - TECHNICAL DATA .

Carry out measurement on both rim flanges.

NOTE: Dial gauge must be vertical to rim flange.

Fig 4: Measuring Lateral Runout

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Avoid transformation errors during subsequent installation tasks.