Volkswagen Air-Cooled 1970-1981 Repair Guide

Air Flap and Thermostat

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ADJUSTMENT Types 1 and 2/1600



  1. Loosen the thermostat bracket securing nut and disconnect the thermostat from the bracket.
  2.  
  3. Push the thermostat upwards to fully open the air flaps.
  4.  
  5. Reposition the thermostat bracket so that the thermostat contacts the bracket at the upper stop, and then tighten the bracket nut.
  6.  
  7. Reconnect the thermostat to the bracket.
  8.  

Type 3

  1. Loosen the clamp screw on the relay lever.
  2.  
  3. Place the air flaps in the closed position. Make sure that the flaps close evenly. To adjust a flap, loosen its securing screw and turn it on its shaft.
  4.  
  5. With the flaps closed, tighten the clamp screw on the relay lever.
  6.  

Types 4, 2/1700, 2/1800 and 2/2000

  1. Loosen the cable control.
  2.  
  3. Push the air flaps completely closed.
  4.  
  5. Tighten the cable control.
  6.  

 
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