download DESCRIPTION & OPERATION Heating and ventilation system is a blend
type system. A heater control valve is not used. Coolant flows
unrestricted through heater core. Interior temperature is regulated by a
blend door which controls amount of air flowing through heater core.
Blend door is operated by a cable connected to temperature control knob.
Three knobs are used to control blower speed, air temperature, and air
distribution. Fresh air blower has 4 speeds. Blower motor resistor is
located on blower motor housing. ADJUSTMENTS MAIN SHUTOFF FLAP CABLE
Install heater control panel. Adjust blower control knob to stop at
position “0″. Connect main shutoff flap cable (Black sleeve) to main
shutoff flap lever. Push lever in direction of arrow until it stops. See
Fig. 1.
Hold lever in this position, and install cable retaining clip.
TEMPERATURE FLAP CABLE Install heater control panel. Adjust temperature
control knob to full cold. Connect temperature flap cable (Blue sleeve)
to temperature flap lever. Push lever in direction of arrow until it
stops. See Fig. 2. Hold lever in this position, and install cable
retaining clip. Fig. 2: Adjusting Temperature Flap Cable Courtesy of
Volkswagen United States, Inc. FOOTWELL/DEFROST FLAP CABLE Install
heater control panel. Adjust airflow distribution knob to defrost
position (against stop). Connect footwell/defrost flap cable (Black
sleeve) to footwell/defrost flap lever. Push lever in direction of arrow
until it stops. See Fig. 3. Hold lever in this position, and install
cable retaining clip. Fig. 3: Adjusting Footwell/Defrost Flap Cable