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High Pressure Switch: Removal

  1. Recover the refrigerant the system. See RECOVERY/EVACUATION & RECHARGING in GENERAL SERVICING PROCEDURES article in GENERAL SERVICING.
  2. Clean the control A/C high pressure switch area before removing the snap ring. See Figure.
  3. Disconnect the electrical connector from the A/C high pressure switch.
  4. Remove the A/C high pressure switch snap ring using a pair of 90 degree angle pliers or Snap Ring Pliers.
  5. Remove the A/C high pressure switch from the compressor. See Figure.
  6. Remove the old O-ring seal from the A/C high pressure switch cavity using the O-ring remover.
  7. Inspect the A/C high pressure switch cavity and the O-ring groove in the rear head for dirt or foreign material. Clean the components as necessary.
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