64 51 592 Removing and installing/replacing evaporator (A/C control)

WARNING: This page is about a different car, the 2003 BMW X5, 2002 BMW X5, and 2001 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Heater - A/C is removed.

Unclip retainers (1).

Remove defroster nozzle, center (2).

Fig 1: Removing Defroster Nozzle

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Unlock plug connection (1) and disconnect.

Unlock limit switch for blower (2) and pull in direction of arrow out of guide (3).

Fig 2: Unlocking Limit Switch For Blower

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Release screws (1).

Unscrew holder (2).

Detach expansion valve (3) in direction of arrow from flange (5) and feed out of housing (4).

Fig 3: Detaching Expansion Valve

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Installation:

Replace sealing rings.

Make sure flange (5) is correctly seated.

Unclip retainers (1).

Release screws (2) and remove blower housing completely (3) in direction of arrow.

Fig 4: Removing Blower Housing

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Release screws (1) and remove housing base (2).

Fig 5: Removing Housing Base

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Unclip retainers (1).

Fig 6: Locating Retainers

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Release screw (1).

Unclip retainers (2).

Pull both housing sections (4) apart and press flange (6) in direction of arrow out of housing opening.

Unclip temperature sensor holder (5) in direction of arrow from evaporator (3).

Pull evaporator (3) in direction of arrow out of housing.

Fig 7: Removing Evaporator Out Of Housing

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Installation:

Make sure all moving parts are correctly seated (linkage, flaps).

Make sure both housing sections (4) are correctly seated.

Make sure temperature sensor cable outside housing is of sufficient length.

CAUTION: Do not bend radiator fins. If necessary, clean or align radiator fins with fin comb.