Q7 Quattro V6-3.6L (BHK) (2007)
20
Connection of refrigerant line to evaporator in rear heating & A/C unit
‹› Only present on vehicles with a rear heating & A/C unit (optional equipment)
‹› High pressure side
CAUTION!
‹› Bolts of the connection points must only be loosened when refrigerant circuit has been discharged.
‹› Loosening connection points of refrigerant lines => [ Refrigerant Line Connection Points ] See: Service and Repair/Overhaul/Refrigerant Line
Connection Points
21
Connection in refrigerant line to evaporator in rear heating & A/C unit
‹› Only present on vehicles with a rear heating & A/C unit (optional equipment)
CAUTION!
‹› Bolts of the connection points must only be loosened when refrigerant circuit has been discharged.
‹› Loosening connection points of refrigerant lines => [ Refrigerant Line Connection Points ] See: Service and Repair/Overhaul/Refrigerant Line
Connection Points
22
Expansion valve at evaporator in rear heating & A/C unit
‹› For evaporator in rear heating & A/C unit (installed under left side luggage compartment lining)
‹› Only present on vehicles with a rear heating & A/C unit (optional equipment)
‹› Removing and installing => [ Rear Expansion Valve ] See: Expansion Valve/Service and Repair/Rear Expansion Valve
‹› Observe the correct assignment
‹› Checking function => [ Front A/C System Performance, Checking ] See: Testing and Inspection/Component Tests and General
Diagnostics/Front A/C System Performance, Checking
23
Evaporator in rear heating & A/C unit
‹› Only present on vehicles with a rear heating & A/C unit (optional equipment)
‹› Removing and installing with rear heating & A/C unit installed => [ Rear Evaporator - HVAC Unit Installed ] See: Evaporator Core/Service
and Repair/Removal and Replacement/Rear Evaporator - HVAC Unit Installed
24
Connection of refrigerant line to evaporator in rear heating & A/C unit
‹› Only present on vehicles with a rear heating & A/C unit (optional equipment)
‹› Low pressure side
CAUTION!
‹› Bolts of the connection points must only be loosened when refrigerant circuit has been discharged.
‹› Loosening connection points of refrigerant lines => [ Refrigerant Line Connection Points ] See: Service and Repair/Overhaul/Refrigerant Line
Connection Points