B

No.

Designation

Special tool

Order number

Explanation

Puller assembly

9512

000.721.951.20

3 parts

85 30 19 Removing and installing heater fresh air blower motors

Removing and installing heater fresh air blower motors with the heater/ A/C unit

1. Take off battery ground cable.

2. Remove cover of heater/ A/C unit (2 screws with washers).

3. Unbolt Central Electrical System.

5. Disconnect electrical connector from blower housing cover and place Central Electrical System on fender (use fender protectors).

6. Pull connector off the blower final stage.

7. Remove firewall.

Right-hand blower

240-85

4. Remove wiring harness cover.

8. Separate connector and wire from housing cover. Unscrew knurled nut and use a screwdriver to detach retaining clamp from housing cover. Take off housing cover from above.

9. Take particle filter out of housing duct from above. Detach both mounting screws (Torx T 20) of blower motor.

241-85

10. Place part A of Special Tool 9512 onto shaft and turn right.

Make sure the cutouts in the blower wheel line up with the cutouts in the blower housing.

265-85

Note

Note the installation position for part A of special tool 9512. The hole for the fan wheel shaft is out of center (2 mm).

11. Push part B into the cutouts.

13. Pull off connecting wire.

Left-hand blower

14. Detach reservoir from tank.

15. Pull wire off the housing cover. Screw out knurled nut and use a screwdriver to detach retaining clamp from housing cover. Take off housing cover from above.

16. For further steps, proceed as per items 9 to 13 above.

Note

When installing the motor, make sure the blower motor engages correctly and the connection wires are not squeezed.

Check if the blower wheel rotates freely.

266-85

12. Tighten wing screw (part C) until the blower motor disengages.

85 30 19 Removing and installing heater fresh air blower motors

87 Pressure and temperature specifications

Refrigerant R 134 a

General test requirements:

- V-belt tensioned correctly.

- Solenoid clutch is energized

- Condenser is clean.

- Sunroof, doors and windows closed.

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