Necessary preliminary tasks

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Remove AUTOMATIC TRANSMISSION

Screw special tool 24 4 000 into torque converter.

Remove torque converter.

NOTE: When torque converter is removed, transmission oil flows out.

Fig 1: Identifying Special Tools (24 4 000)

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

When installing, do not damage shaft seal and bearing.

If the torque converter is not correctly installed, the driver of the pump impeller may be damaged when the transmission is flanged to the engine.

Remove torque converter and set down vertically.

Fig 2: Removing Torque Converter

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Push torque converter through shaft seal onto transmission shaft as far as it will go.

Press torque converter by hand into converter housing and turn in the process. Converter hub opening must snap into place in driver of pump impeller. Torque converter must be felt to slip inwards.

Determine distance between contact surface and surface (1) of threaded hole in torque converter with special tool 00 2 550 .

Fig 3: Identifying Distance Between Contact Surfaces Of Threaded Hole Using Special Tools (00 2 550)

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Measured value must be greater than 25 mm.