Drain the refrigerant circuit from the filling station.
Disconnect the battery.
Remove:
- windshield wiper arms;
- air intake grille;
- a box under the grille of the air intake niche;
- windshield wiper mechanism.
Turn away bolts (3) fixing the flange of the reducer pipelines.
Attention. To avoid refrigerant leakage, do not damage (do not deform, bend, etc.) pipeline.
Disconnect the connecting pipes from the reducer.
Remove the connecting pipe seals.
Plug the holes with plugs.
Install pliers (Ms. 583) to the heater core hoses.
Disconnect the heater core hoses,
Remove:
- dashboard;
- front side air distribution duct;
- dashboard crossbar.
Disconnect the power connector (8) and heater wiring. Remove the heater assembly. Remove the following items from the heater (see picture «heater block»):
- the electric motor of the air mixing damper drive in the left side of the passenger compartment;
- the electric motor for the drive of the air mixing damper in the right side of the passenger compartment;
- air flow distribution damper drive motor;
- cabin ventilation system filter;
- reducer;
- air recirculation damper drive motor;
- air recirculation damper cable;
- electric fan of the engine cooling system;
- electric fan control unit;
- evaporator temperature sensor;
- heater radiator;
- relay of heating elements for interior heating;
- interior heating elements.
Replace the refrigeration line seal.
Attention. To eliminate the possibility of leakage, before installing new gaskets, check the condition of the mating surface of the pipelines. The surface must be clean and free of scratches.
For ease of installation, lubricate the gaskets with A/C compressor oil.
Install new gaskets on the refrigeration connection pipes.
Install the parts in reverse order.