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Audi Workshop Service and Repair Manuals

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Removing and installing supplementary air heater elementZ35 > < Removing/installing and checking fresh air blower series resistor with overheating fuseN24 - heater, manually controlled air co

A1

Removing and installing fresh air blowerV2 - heater, manually controlled air conditioner
Removing and installing fresh air blower -V2- - heater, manually controlled air conditioner
There are different versions of the fresh air blower. Pay attention to assignment → Electronic parts catalogue.
Operation of the fresh air blower -V2- is not monitored by the self-diagnosis. Check operation for example by actuating the rotary fresh air blower switch at the heater/air conditioner controls → Current flow diagrams, Electrical fault finding and Fitting locations.
   
Removing
–  Remove the glove compartment → Rep. gr.68.
–  If applicable, remove the headlight range control unit → Rep. gr.94.
–  If applicable, remove the entry and start authorisation control unit → Rep. gr.96.
–  Unplug the connector -2-.
–  Remove the connector -1- from the holder by pressing the holder -3- in -arrow direction A- and unplugging the connector in -arrow direction B-.
  A87-10915
–  Unplug the connector -6-.
–  Sever the cable tie -5- and lay bare the wiring harness.
  Caution
Risk of irreparable damage to the fresh air blower.
t  If the cable tie holders are detached from the mounting pins at the fresh air blower, the pins may break off.
t  If the mounting pins are broken off, the fresh air blower must be replaced.
–  Screw out the bolts -arrows-.
–  Screw out the bolt -4- through the opening in the central tube -2- with extension piece -3- and joint.
–  Pull the fresh air blower -1- to the rear in the direction of travel out of the heater, air conditioning unit.
  Caution
Fan impeller imbalance.
Do not grasp hold of the impeller of the fresh air blower -V2-. Applying force to the impeller or moving the balancing weights attached to the impeller could cause imbalance and thus operating problems.
Installing
l  Tightening torque → Chapter.
Install in reverse order, paying attention to the following:
–  Check operation of the fresh air blower.
–  Fit the headlight range control unit → Electrical system; Rep. gr.94.
–  Fit the entry and start authorisation control unit → Electrical system; Rep. gr.96.
–  Fit the glove compartment → Rep. gr.68.
  A87-10916

Removing and installing supplementary air heater elementZ35 > < Removing/installing and checking fresh air blower series resistor with overheating fuseN24 - heater, manually controlled air co