Volkswagen Front Wheel Drive 1974-1989 Repair Guide

Voltage Regulator

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REMOVAL & INSTALLATION



See Figures 1 and 2

The voltage regulator is attached to the rear of the alternator and includes the brushes. Since no adjustment can be performed on the regulator, it is serviced by replacement only.

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the mounting screws, then remove the regulator.
  4.  



Click image to see an enlarged view

Fig. Fig. 1: Loosen and remove the screws securing the voltage regulator



Click image to see an enlarged view

Fig. Fig. 2: After the screws are removed, pull the regulator out of the alternator

  1. Measure the free length of the brushes. If they are less than 7 / 32 in. (5mm) in length, the regulator must be replaced.
  2.  

To install:
  1. Position the regulator on the alternator, then tighten the screws.
  2.  
  3. Connect the negative battery cable.
  4.  

 
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