Removal and installation
Attention: on cars with SRS system, when removing and installing the heater unit, do not allow it to hit the SRS control unit and other elements of the SRS system.
− Before starting to remove parts, carry out the following operations:
- A) Extract the refrigerant from the air conditioning system.
- b) Drain the coolant.
- V) Remove the instrument panel.
- G) Remove the front seat assembly.
- d) Remove the center console.
- e) Remove the floor mat.
− Removal of parts is carried out in the order of numbers indicated in the figure "Removal of the block of a heater and the electrofan of a heater in gathering".
Removal of the block of a heater and the electrofan of a heater in gathering. 1 - instrument panel cross member, 2 - heater hoses, 3 - low pressure hose connection (leading to the compressor), 4 - tube connection "IN" high pressure, 5 - central air duct, 6 - heater unit, 7 - intake air duct, 8 - heater blower assembly.
− When removing parts, pay attention to the operation of removing the low pressure hose connection (leading to the compressor) and tubes "IN" high pressure.
Cover the disconnected evaporator tubes and fittings to prevent moisture, dust and other contaminants from entering.
Attention: the hoses must be tight, otherwise the compressor oil and the dryer receiver may be saturated with water vapor from the atmosphere. Do not use porous material to cover pipes and fittings.
− Installation of parts is carried out in the reverse order of removal.
− After completing the installation of the parts, perform the following operations:
- A) Install the floor mat.
- b) Install the center console.
- V) Install the front seat assemblies.
- G) Install the instrument panel.
- d) Fill with coolant.
- e) Charge the air conditioning system with refrigerant.
Disassembly and assembly of the heater unit
− Removal of parts is carried out in the order of numbers indicated in the figure "Dismantling the heater block".
Dismantling the heater block (manual air conditioner). 1 - air supply duct to the leg area (right), 2 - air duct for air supply to the leg area (left), 3 - additional air duct for air supply to the leg area (left), 4 - additional rear air duct, 5 - evaporator cover, 6 - heater core, 7 - expansion valve, 8 - evaporator, 9 - evaporator air temperature sensor retainer, 10 - evaporator air temperature sensor, 11 - drain hose, 12 - heater block.
− Installation of parts is carried out in the reverse order of removal.
Disassembly and assembly of the block of the electrofan of a heater assy
− Removal of parts is carried out in the order of numbers indicated in the figure "Dismantling of the block of the electrofan of a heater assy ".
Dismantling of the block of the electrofan of a heater assy (except sedan models from 10.2001). 1 - cabin filter assembly, 2 - heater fan unit cover, 3 - resistor, 4 - air intake mode selection damper servo drive, 5 - hose, 6 - fan motor, 7 - heater fan unit.
Dismantling of the block of the electrofan of a heater assy (sedan models from 10.2001). 1 - intake air duct, 2 - hose, 3 - fan motor, 4 - air intake mode selection damper servo drive, 5 - heater electric fan unit.
− Installation of parts is carried out in the reverse order of removal.