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Home›Repair guides›VR21 REPLACEMENT

Ford ES — VR21 REPLACEMENT

For the Ford ES.

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Procedure

  1. 1. Stop engine.
  2. 2. Disconnect and if necessary, label the following
  3. 3. Remove four screws at corners.
  4. 4. Remove used PC board.
  5. 5. Install new PC board; secure with four screws.
  6. 6. Reconnect wires removed in step 2 at the proper
  7. 7. Place jumper W10 at proper terminals for your
  8. 8. Perform Voltage Calibration and Stability Ad-

Specs & torque values

  • Use the following procedure for replacing the voltage
  • particular voltage code and voltage connection.
  • correct generator output voltage and stability

Source: manual:0900-0335_Service Manual Ford Engine Detector I1_198207.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.