A4 Quattro Sedan V6-2.8L (ACK) (1997)
Hose/Line HVAC: Service and Repair
Evaporator Refrigerant Lines, Remove and Install
A/C Refrigerant System (R-134a) Major Components, Servicing
Evaporator Refrigerant Lines, Removing and Installing
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Discharge refrigerant system.
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Remove bolt -A-.
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Loosen refrigerant line clamp and remove lines from evaporator.
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Plug all open connections to prevent moisture and dirt contamination.
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Install in reverse order of removal.
CAUTION!
Immediately plug open connections on A/C components and lines to prevent dirt and moisture contamination.
NOTE:
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Replace O-rings -A- and -B-.
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O-ring -A-: 17.2 mm inside diameter, 1.8 mm thickness
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O-ring -B-: 10.8 mm inside diameter, 1.8 mm thickness
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Ensure lines fit into evaporator without binding.
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Torque retaining bolt -A- (illustration A87-0054) to 15 Nm (11.0 ft lb).