64 11 532 Replacing heat exchanger (heating and air-conditioning unit removed)

WARNING: This page is about a different variant/trim than selected.

Special tools required:

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

Installation note:

Deflection arm (1) must snap audibly into place!

Fig 1: Identifying Deflection Arm And Angle Positioning Lever

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Release screws (1).

Unlock and disconnect plug connections on upper distributor housing (2).

Remove upper distributor housing (2).

Installation note:

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

Fig 2: Identifying Upper Distributor Housing, Filter Housing Guide Lugs And Screws

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Release screws (1).

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

Installation note:

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

Fig 3: Removing Heat Exchanger

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Replacement:

Open pipe clamps (1) with a suitable tool in direction of arrow.

Remove pipes (2).

Installation note:

Replace sealing rings.

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

Fig 4: Opening Pipe Clamps Using Suitable Tool

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