The electric motor does not require maintenance during operation and is not repairable; in case of failure, it must be replaced with a new one.
Data for checking the electric motor:
- Nominal speed of the motor shaft when the electric motor is loaded with an impeller, min⁻¹…..2500–2800
- Current consumption at the specified load and rotation speed, A, no more than…..14.
To replace the electric motor you will need: a 10 mm socket head, a ratchet, 8 mm and 10 mm wrenches, and a screwdriver.
1. Disconnect the wire from the negative terminal of the battery.
2. Disconnect the wiring harness connector from the mass air flow sensor (see "Removal and installation the mass air flow sensor").
3. Disconnect the air filter mounting supports (see "Removal and installation the air filter") and take it aside.
4. Remove the two upper mounting bolts…
5. …and unscrew the two nuts of the lower fastening of the electric fan casing to the radiator.
6. Disconnect the electric fan wiring harness connector.
7. Unscrew the two nuts of the upper radiator mount cushion pressure plate and remove the plate.
The original can be seen on the website [VAZBOOK.RU]
8. Remove the mounting bolt of the bracket not used on this vehicle…
9. …and remove the bracket, as it interferes with removing the electric fan casing.
10. Carefully, so as not to damage the radiator, remove the casing together with the electric fan.
11. To replace the fan motor, unscrew the nut…
12. …and remove the fan impeller from the electric motor shaft.
13. Remove the pin from the motor shaft.
14. Unscrew the three nuts securing the electric motor to the casing and remove it.
15. If the rubber bushings for mounting the fan motor have lost elasticity or are damaged, replace them.
16. Install the fan motor in the reverse order of removal.