Removal and Replacement

17 22 010 - Removing and installing/replacing heat exchanger for automatic transmission (BMW ALPINA B7)





Special tools required:
- 17 0 030 17 0 030 Pliers





Warning!
Danger of scalding!

Only perform this work after engine has cooled down.





Important!
Wear protective gloves and goggles.





Recycling
Catch and dispose of escaping transmission fluid.

Observe country-specific waste-disposal regulations.





Necessary preliminary tasks:
- Remove design cover Service and Repair
- Remove underbody protection Removing and Installing/Replacing Front Underbody Protection





Special tools required:

- 17 0 030 17 0 030 Pliers





Release screw.

Unlock hydraulic lines (1) with special tool 17 0 030 17 0 030 Pliers and detach.





Installation Note:
- Connect hydraulic line (1) with TOP marking to upper pipe of heat exchanger.
- Moisten pipes with a thin coating of transmission fluid.
- Couplings must be heard and felt to snap into place.





Illustrations show E65/N62:

Unfasten screws.

Remove front panel (1).





Note:
Texts refer to and illustrations show the left side.

The procedure is identical for the right filter side.

Unfasten screws.

Remove heat exchanger (1) together with cover (2).





Note:
For purposes of clarity, the following work steps are shown on the heat exchanger after it has been removed.

Release screw.

Remove hydraulic lines (1) from heat exchanger.

Installation Note:
- Tightening torque: 21 Nm.
- Replace sealing rings.





Unlock and remove retainers.

Remove cover (1) from heat exchanger.





Installation Note:
Pay attention to spacer buffers during installation.

(Illustration shows right side. Left spacer buffer is located at top left on A/C system condenser)





Important!
Check fluid level in automatic transmission, refer to Maintenance and General Information HG00.