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Home >> Dodge and Ram >> 2018 >> Charger Pursuit, 5.7L Eng VIN T, 4WD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> General Servicing >> Heating & Air Conditioning (Service Information) >> Plumbing >> Line, A/C Liquid >> Removal >> Internal Heat EXCHANGER

Internal Heat EXCHANGER

GC0158228Courtesy of CHRYSLER GROUP, LLC
  1. Disconnect and isolate the negative battery cable. If equipped with an Intelligent Battery Sensor (IBS), disconnect the IBS connector first before disconnecting the negative battery cable.
  2. Recover the refrigerant from the refrigerant system. Refer to PLUMBING, STANDARD PROCEDURE .
  3. Remove the air cleaner housing. Refer to BODY, AIR CLEANER, REMOVAL .
  4. Remove the nuts (2 and 3) that secure the suction and liquid lines to the Internal Heat Exchanger (IHX) (1).
  5. Disconnect the suction and liquid lines from the IHX and remove and discard the dual plane seal.
  6. Install plugs in, or tape over the opened line fittings.
    GC0158231Courtesy of CHRYSLER GROUP, LLC
  7. Disconnect the wire harness (3) from the A/C pressure transducer (2).
    GC0158219Courtesy of CHRYSLER GROUP, LLC
  8. Remove the nut (2) that secures the refrigerant line mounting bracket (1) to the left front shock tower.
    GC0158232Courtesy of CHRYSLER GROUP, LLC
  9. Remove the nut (3) that secures the IHX (1) to the A/C expansion valve (2).
  10. Disconnect the IHX from the A/C expansion valve.
  11. Remove the dual plane seal from the suction and liquid line fittings and discard.
  12. Install plugs in, or tape over the opened line fittings and the expansion valve ports.
  13. Remove the IHX from the engine compartment.
  14. If required, remove the A/C pressure transducer from the IHX. Refer to TRANSDUCER, A/C PRESSURE, REMOVAL .
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