Removing and installing/replacing evaporator

Special tools required:

00 9 030

Necessary preliminary work:

Remove HEATER/AIR CONDITIONER .

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Carefully pull rubber grommet (1) and foam seal below it over pipes (2) and (3).

NOTE: If necessary, replace damaged rubber grommet (1) and/or foam seal.

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Release screws (1).

Unlock plug connection (4) and disconnect.

Remove actuator drive (2).

Installation note:

Make sure actuator drive (2) is correctly seated in guide (3).

Release screws (1) and remove holder (2) for controller drive.

Installation note:

Make sure flap mechanism is correctly seated (see arrows in illustration).

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Release screw (1).

Open holder (2).

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Loosen clasp (1).

Remove double-pipe (2).

Installation note:

Replace clasps (1) and sealing rings.

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

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Release plug connections - actuator drives at the marked points and disconnect.

Unfasten plug connection - control unit (1) and disconnect.

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Unfasten plug connection - actuator drive (1) and disconnect.

Disconnect the plug connection - temperature sensor (2) and remove the temperature sensor out of the heating and air-conditioning unit.

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Release screws (1).

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Release screws (1).

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Release screws (1).

Unlock the distributor housing (2) at the marked points.

Remove distributor housing (2).

Installation note:

Ensure that the distributor housing (2) is correctly seated and locked.

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Release screws (1).

Unlock latch mechanisms using a slotted screwdriver.

Remove housing (2).

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Loosen screws in marked area.

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Unlock the latch mechanisms (3) in the marked areas with a slotted screwdriver (2) (approx. 3 mm blade).

Remove upper housing section (1).

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Installation note:

Retaining lugs (2) and guide pins (3) must not be damaged.

In the event of damage, replace the complete empty housing (1).

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Pull evaporator (1) in direction of arrow out of lower housing section (2) of heating and air-conditioning unit.

Installation note:

Ensure evaporator (1) is correctly seated in lower housing section (2) of heating and air-conditioning unit.

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Attention!

Do not bend the evaporator fins.

If necessary, clean or straighten evaporator fins with slat comb.