A4 Sedan V6-3.0L (AVK) (2002)
Accumulator HVAC: Service and Repair
Accumulator, Removing And Installing
Removing
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Discharge A/C refrigerant system
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Remove complete front bumper:
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Move the lock carrier into service position:
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Remove charge air cooler or the secondary air injection pump.
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Remove bolts -A- and remove refrigerant lines -B-and -C-.
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Unscrew bolts -A-.
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Loosen notch on bracket for accumulator -B-from body
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Remove accumulator with bracket.
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Loosen screw -C-and remove accumulator from bracket -D-.
NOTE:
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Seal all open connections.
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The connection of the refrigerant lines differs, depending on engine type:
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Keep accumulator closed as long as possible; do not remove caps until just before installing. The accumulator contains a desiccant which will
become saturated with moisture in a short time if accumulator is left open. This makes the accumulator unusable.
Installing
Installation is reverse of removal, noting the following:
NOTE: