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

WARNING: This page is about a different car, the 2006 BMW X5, 2005 BMW X5, and 2004 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: Locating Defroster Nozzle, Center

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug connection (1) and disconnect.

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

Fig 2: Removing Limit Switch For Blower

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Unscrew holder (2).

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

Installation:

Replace sealing rings.

Make sure flange (5) is correctly seated.

Fig 3: Detaching Expansion Valve

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip retainers (1).

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

Fig 4: Identifying Blower Housing Retainers

Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 5: Locating Housing Base Retaining Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip retainers (1).

Fig 6: View Of Housing Retainers

Courtesy of BMW OF NORTH AMERICA, INC.

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.

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.

Fig 7: Pulling Evaporator

Courtesy of BMW OF NORTH AMERICA, INC.