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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1175 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Accumulator Tube Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the cap or tape from the accumulator hose, the rear evaporator tube, and the evaporator.
  2. Install a new O-ring to the accumulator hose. Refer to O-RING REPLACEMENT  .
  3. Position the accumulator hose with the rear evaporator tube and connect the assembly to the evaporator.
    Fig 1: Installing Accumulator Hose To Rear Evaporator Tube
    G01418570Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE .
  4. Install the bolt which retains the accumulator hose to the evaporator.

    Tighten 

    Tighten the bolt to 16 N.m (12 lb ft).

    Fig 2: Installing Accumulator Hose To Evaporator
    G01418571Courtesy of GENERAL MOTORS CORP.
  5. Remove the cap or tape from the accumulator.
  6. Install a new O-ring to the accumulator hose. Refer to O-RING REPLACEMENT  .
  7. Connect the accumulator hose to the accumulator.
    Fig 3: Installing New O-Ring To Accumulator Hose
    G01418572Courtesy of GENERAL MOTORS CORP.
  8. Using a back-up wrench on the accumulator fitting (2), secure the accumulator hose fitting (1) to the accumulator.

    Tighten 

    Tighten the fitting to 41 N.m (30 lb ft).

  9. Remove the cap or tape from the compressor hose.
  10. Install a new O-ring to the compressor hose assembly. Refer to O-RING REPLACEMENT  .
    Fig 4: Tightening Accumulator Hose Fitting
    G01418573Courtesy of GENERAL MOTORS CORP.
  11. Install the bolt which retains the compressor hose to the accumulator.

    Tighten 

    Tighten the bolt to 20 N.m (15 lb ft).

  12. Remove the cap or tape from the front evaporator tube and the rear evaporator tube.
  13. Install new O-rings to the evaporator tube. Refer to O-RING REPLACEMENT  .
    Fig 5: Installing Compressor Hose To Accumulator
    G01418574Courtesy of GENERAL MOTORS CORP.
  14. Install the front evaporator tube to the rear evaporator tube with the retaining bolt.

    Tighten 

    Tighten the bolt to 25 N.m (18 lb ft).

    Fig 6: Installing Front Evaporator Tube To Rear Evaporator Tube
    G01418575Courtesy of GENERAL MOTORS CORP.
  15. Install the heater pipe bracket to the cowl stud.
    16. Fig 7: Installing Heater Pipe Bracket Retaining Nut
    G01418576Courtesy of GENERAL MOTORS CORP.
  16. Install the nut which retains the heater pipe bracket.

    Tighten 

    Tighten the nut to 10 N.m (89 lb in).

  17. Install the intake manifold. Refer to INTAKE MANIFOLD REPLACEMENT in Engine Mechanical.
  18. Install the battery heat shield. Refer to BATTERY HEAT SHIELD REPLACEMENT in Engine Electrical.
  19. Install the battery. Refer to BATTERY REPLACEMENT in Engine Electrical.
  20. Evacuate and recharge the A/C system. Refer to REFRIGERANT RECOVERY AND RECHARGING  .
  21. Leak test the fittings of the component using J 39400-A  .
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