Audi Q3: Refrigerant Circuit General Information
Audi Q3 (8U) 2011-2018 Service Manual / Heating, Ventilation & Air Conditioning / Refrigerant R134a Servicing / Refrigerant Circuit General Information
- Vehicles with a High Voltage System (Hybrid Vehicles)
- Refrigerant Circuit Components
- Refrigerant Cut-Off Valve
- Refrigerant Circuit
- Connections for Quick-Release Coupling on Refrigerant Circuit
- Switches and Sensors on Refrigerant Circuit and Connections
- Refrigerant Circuit Pressures and Temperatures
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Vehicles with a High Voltage System (Hybrid Vehicles)
Extremely Dangerous Due to High-Voltage
The high-voltage system is under high-voltage. Death or serious
bodily injury by electric shock.
- Individuals with electronic/medical life- and health
Refrigerant Circuit Components
Caution
Non-approved tools or materials such as leak sealing
additives can cause damage or malfunctions in the
system.
Only use tools and materials approved by the
manufacturer.
The
Refrigerant Cut-Off Valve
Note
There are different versions of the shut-off valve with
different functions and with different names. The following
illustrated Hybrid Battery Refrigerant Shut-Off Valve 1 -N516-
SEE MORE:
Bench Seat/Single Seat, Removing and Installing
Removing
- Move the front seats all the way forward.
- Unclip the child seat anchor guides (quantity: four)
-1- from anchorages. Refer to
→ Chapter "Child Seat Anchor Guide, Removing and Installing,
Rear".
- With both hands, grasp the rear bench seat under the seat
f
Connections for Quick-Release Coupling on Refrigerant Circuit
General Information
Only valves and connections that are resistant to
refrigerant R134a and refrigerant oil must be installed.
Different connections (outer diameter) for high pressure and
low pressure side.
Discharge the refrigerant circuit before removing valves or
valve inserts.
Al
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