Q5 Quattro V6-3.2L (CALB) (2009)
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Check the connections in the expansion valve - B - and on the refrigerant line - D - for damage.
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Replace the quick acting coupling connectors on the refrigerant line with inner heat exchanger. Refer to => [ Refrigerant Line Quick Release
Couplings, Disconnecting and Connecting ] See: Heating and Air Conditioning/Coupler HVAC/Service and Repair/Refrigerant Line Quick
Release Couplings, Disconnecting and Connecting.
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Replace the O-ring seals - A - and - C -.
‹› Note the installation instructions for O-ring seals. Refer to => [ Refrigerant Circuit O-ring Seals ] See: Heating and Air Conditioning/Service and
Repair/Removal and Replacement/Refrigerant Circuit O-ring Seals.
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Coat O-ring seals lightly with refrigerant oil before installing. Refer to => [ Refrigerant Circuit O-ring Seals ] See: Heating and Air
Conditioning/Service and Repair/Removal and Replacement/Refrigerant Circuit O-ring Seals.
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Make sure the O-ring seals fit properly in the refrigerant line connection grooves and on the refrigerant line - D -.
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Tighten the bolts - E - for the refrigerant line - D - with inner heat exchanger.
‹› Tightening specification for the bolts - E -: 10 Nm.
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Tighten the nut - C - for the refrigerant line - B -.