Before starting work, it is necessary to discharge the air conditioning system. The air conditioning system must be discharged or charged with refrigerant at specialized air conditioning services.
Drain the liquid from the engine cooling system (see Coolant replacement).
Removing the instrument panel (see Removing the instrument panel).
With a "10" head, we unscrew the bolt securing the heater to the front panel (hoses from the fuel line and canister tubes are disconnected for clarity).
Using the "10" head, unscrew the bolt securing the air conditioner tube bracket.
With a 10 spanner wrench, unscrew the two nuts
and disconnect the two tubes of the air conditioning system from the gearbox.
Remove the sealing rings from the tubes.
With a "10" head, unscrew the two heater mounting bolts.
Use pliers to compress the ends of the clamp and slide the clamp along the hose.
Disconnect the hose from the heater radiator pipe.
Similarly, disconnect the second hose from the heater radiator.
With a "10" head, unscrew the three heater mounting bolts.
Heater mounting points on the front panel.
Remove the air duct connector to the passenger's feet in the rear seat.
Similarly, remove the connector of the other duct.
We remove the heater.
Install the heater in reverse order. We replace torn or loose sealing rings with new ones.
We charge the air conditioning system at a specialized station.