audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Heating and A/C Unit Heat Exchangers, Removing and Installing|Page 6818 > < Heating and A/C Unit Heat Exchangers, Removing and Installing|Page 6816
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Heater Core: Service and Repair
Left Heat Exchanger (Driver's Side), Removing and Installing

Left Heat Exchanger (Driver's Side), Removing And Installing

Removing

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Removing right heat exchanger (front passenger's side)

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Remove driver's storage compartment.

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Remove entire accelerator pedal module.

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Remove left footwell vent.

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Cover carpet under heat exchanger with impermeable sheeting and absorbent paper.

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Remove clamp -A- and -B-.

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Detach coolant pipes -C- and -D- from heat exchanger -E-.

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Push heat exchanger -E- towards front passenger's side (sideways through heating and A/C unit).

Installing

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Check attached foam seal before fitting heat exchanger.

NOTE:

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Seal may curl up on insertion if not correctly bonded on.

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Cold air may flow past heat exchanger if seal is damaged or not properly fitted.

Install in reverse order, paying attention to the following:

NOTE:

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Sealing rings must always be replaced.

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To stop heat exchanger slipping back into heating and A/C unit, it is advisable to insert heat exchanger for front passenger's side into heating and
A/C unit and secure holder with bolt -C-.

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Push heat exchanger from front passenger's side sideways through heating and A/C unit.

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Fit O-ring seals, coolant pipes and fasteners in same manner as that described for right heat exchanger.

Heating and A/C Unit Heat Exchangers, Removing and Installing|Page 6818 > < Heating and A/C Unit Heat Exchangers, Removing and Installing|Page 6816