Audi A4: Refrigerant Circuit Components Allocation, High and Low Pressure Sides
Audi A4 (B9) 2016-2025 Service Manual / Heating, Ventilation & Air Conditioning / Refrigerant Circuit General Information / Refrigerant Circuit Components Allocation, High and Low Pressure Sides
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General Information
High pressure side are the condenser, receiver/dryer and
restrictor or expansion valve to separate the high and low
pressure liquid ends.
High pressure results from the restrictor or expansion valve
Condenser
The condenser conducts heat from compressed refrigerant gas
to the ambient air.
This condenses the refrigerant gas to fluid.
Note
Depending on the version of the refrigerant circuit, the
r
Reservoir
The reservoir collects the vaporized and gaseous mixture
coming from the evaporator to ensure the compressor only
receives gaseous refrigerant. Gaseous refrigerant is formed from
the vapor.
The ref
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Repair a wiring 0.35 mm 2 or greater with
intermediate wire section
Note
For the repair use repair wires with a cross section of 0.35
mm2 through 6.0-mm2.
Procedure
- Free up the wire to be repaired at two places approximately
20 cm on both sides of the repair point.
Caution
Risk of damaging the electrical wires.
Expose wrapped wiring harness
Radiator Grille/Front Trim
Overview - Radiator Grille
1 -
Emblem
Overview. Refer to
→ Chapter "Overview - Name Badges and Emblems".
2 -
Cover
For the front camera
3 -
Radiator Grille
Removing and installing. Refer to
→ Chapter "Radiator Grille, Removing and Installing".
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