Blower Motor: Service and Repair

Removing and Installing the Fresh Air Blower Motor

Removal






1. Remove fresh air well cover. This is done by disconnecting and pulling off windshield wiper arms. Pull off rubber seal from above and loosen cement of cover underneath the windshield. When performed carefully, the cover can be folded up to the windshield. It is then not necessary to remove the wiper arms.






2. Unscrew fresh air blower mounting screws.






3. Disconnect plugs.






4. Lift fresh air blower slightly. Pull off inner vacuum line.
5. Check sealing cord of fresh air blower, replacing if necessary.

Removal Of Motor From Housing

1. Remove the fresh air blower.






2. Unlatch the plug connector in the holder.
3. Undo cable straps.






4. Pull off the vacuum hose.






5. Undo the fastening screws.
6. Lay the blower housing on the upper part and lift the lower part.
7. Take out the blower with fan wheels.






8. Undo the nut.
Tightening torque: 300 Ncm
9. Take off the fan wheel.






10. Remove the disk.
11. Remove the second fan wheel

Note: When assembling, ensure that:
1. The air circulation flaps are seated correctly.






2. The engine ventilation hose is correctly fitted between the upper and lower parts of the housing.
3. Carry out a functional check on the air circulation flaps before installing in the vehicle.