36 10 508 Stationary Wheel Balancing

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Special tools required:

Necessary preliminary tasks:

Remove WHEEL

IMPORTANT:

Use only BMW-approved balance weights.

Remove any fitted balancing weights, stones in tread pattern and larger contaminants.

Check tyre pressure, check tyre for condition, damage, flat spots (out-of-round caused by e.g. stopping the car with hot tyres); if necessary, check wheel and tyre for RADIAL AND LATERAL RUNOUT .

Fig 1: Mounting Wheel In Balancing Machine

Courtesy of BMW OF NORTH AMERICA, INC.

Use BMW-approved centring elements of relevant balancing machine manufacturers.

Basic flange
Wheel centring element
Type flange
Clamping nut

Also refer to section on WORKSHOP EQUIPMENT .

Fig 2: Identifying Basic Flange, Wheel Centring Element And Tyre Flange

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT:

To avoid retooling errors, it will be necessary to fit the wheel on the balancing machine in the same way (e.g. valve facing down) as it is then fitted on the car.

Balance wheel in accordance with operating instructions of relevant balancing machine.

On light-alloy rims with distinctive J-shape rim flange, proceed as follows:

Gently force off tyre side wall with special tool 36 1 020 at appropriate point from rim flange.
Install retaining clip (1).
Remove special tool 36 1 020 .

Fig 3: Identifying Special Tool (36 1 020)

Courtesy of BMW OF NORTH AMERICA, INC.

Raise retaining clip with special tool 36 1 010 . Slide balance weight underneath and allow it to snap into place.

Fig 4: Identifying Special Tool (36 1 010)

Courtesy of BMW OF NORTH AMERICA, INC.

Arrangement of balance weights for light-alloy rims with distinctive J-shape rim flanges.

Spring retainer
Balance weight

Adhesive weights must be used on all other light-alloy rims.

MAX. IMBALANCE PER WHEEL .

Fig 5: Identifying Spring Retainer And Balance Weight

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE:

When using adhesive weights, proceed as follows:

Carefully remove any adhesive weights. Do not damage rim when doing so.
Select suitable location for fitting.
Clean adhesive area thoroughly.

IMPORTANT:

On the E87 with 16" tyres, do not use stick-on weights; use only clamp-on weights instead.