A8L Quattro Sedan V8-4.2L (AKB) (2002)
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Hose/Line HVAC: Service and Repair
A/C refrigerant lines from Nippondenso compressor, removing and installing
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Discharge A/C refrigerant system.
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Remove bolts -A- and -B-.
Tightening torque: 25 Nm (18 ft lb)
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Replace O-rings.
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-C- (23.8 x 2.4 mm) and -D- (11.1 x 1.8 mm)
CAUTION!
Immediately plug open connections on A/C components and lines to prevent dirt and moisture contamination
NOTE: O-rings may not be used again.
