Audi Workshop Service and Repair Manuals > A4 Mk2 > Heating, ventilation, air conditioning system | Auxiliary heater | Aux. heater/heater booster | Dismantling and assembling auxiliary heater | Removing and installing circulation pump V55 (vertical auxiliary heater installation)

Removing and installing circulation pumpV55 (vertical auxiliary heater installation)

Removing and installing circulation pump -V55- (vertical auxiliary heater installation)

–	Remove auxiliary heater → Chapter.

–	Detach coolant hose -A- from circulation pump.

–	Unplug connector -C- from circulation pump -V55-.

–	Remove hexagon nut -B-.

–	Remove circulation pump -V55--D- downwards from holder -E-.

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