audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Heater Core- Front Heating A/C Unit Removed, Removing and Installing|Page 6002 > < Heater Core- Front Heating A/C Unit Removed, Removing and Installing|Page 6000
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Clamp off both coolant hoses - A - and -  B - to rear heater core - C - (e.g. using hose clamps up to 25 mm dia. (3094)).

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Pull heater core - C - out of heating & A/C unit. 

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Cover the area below heating & A/C unit, where any coolant flowing out may reach, with absorbent paper (so that any coolant flowing out will not
flow on and into heating & A/C unit or on to floor mat).

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Place a container under both connections to heater core -  C - and disconnect both coolant hoses.

Installing

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Clean rear heating & A/C unit (e.g. of coolant residue).

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Check foam seals at heater core - A -, they must be glued on without gaps and must not be damaged.

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Insert heater core - C - into heating & A/C unit. 

Heater Core- Front Heating A/C Unit Removed, Removing and Installing|Page 6002 > < Heater Core- Front Heating A/C Unit Removed, Removing and Installing|Page 6000