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Home >> Porsche >> 2003 >> 911 Carrera 4S, Standard >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Ventilation - 911 CARRERA (996) >> Installing and adjusting bowden cables of the heating/fresh-air control >> Adjusting footwell/defrost valve

Adjusting footwell/defrost valve

  1. Turn rotary knob for air distribution to the symbol for the footwell. Defroster outlet closed; no passage to the windscreen.
    Fig 1: Identifying Rotary Knob For Air Distribution
    G03092914Courtesy of PORSCHE OF NORTH AMERICA, INC.
  2. Engage bowden cable in the adjusting lever.
  3. Push adjusting lever of the footwell/defrost valve up to its stop and use the retaining clip to fasten the sleeve of the bowden cable to the fastening point.
Fig 2: Pushing Adjusting Lever Of Footwell/Defrost Valve
G03092915Courtesy of PORSCHE OF NORTH AMERICA, INC.