64 11 532 Replacing Heat Exchanger (Heating Unit Removed)

64 11 532 Replacing Heat Exchanger (Heating Unit Removed)

Special tools required:







Unclip deflection arm (1) from angle positioning lever (2).

Installation:
Deflection arm (1) must snap audibly into place.







Release screws (1).
Unlock and disconnect plug connections on upper distributor housing (2).
Remove upper distributor housing (2).

Installation:
Make sure filter housing guide lugs (3) are correctly seated in associated guide tabs on upper distributor housing (2).







Release screws (1).
Remove heat exchanger (2) in direction of arrow from filter housing (3).

Installation:
Heat exchanger must be pushed correctly into designated guides on filter housing (3).







Replacement:
Open pipe clamps (1) with a suitable tool in direction of arrow.
Remove pipes (2).

Installation:
Replace sealing rings.
Use special tool 00 9 030 to mount sealing rings without damaging them.