C 2500 Truck 2WD V8-5.7L VIN R (1997)
Accumulator HVAC: Service and Repair
Accumulator
Tool Required:
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J 38042 Dual ORing Tube Separator
Remove or Disconnect
1. Negative battery cable.
2. Recover refrigerant.
3. Electrical connectors, as necessary.
4. Pressure cycling switch.
5. Refrigerant hose from accumulator using J 38042.
6. Accumulator from the evaporator using J 38042.
7. O-ring seals from accumulator.
Important
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Cap or plug all open connections.
8. Accumulator bracket screw.
9. Accumulator.
10. Upper and lower accumulator insulators.
Install or Connect
1. Upper and lower accumulator insulators.
2. Accumulator. Refer to Specifications / Capacities / Refrigerant Oil Distribution.
3. Accumulator bracket screw.
Tighten
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Screw to 6 Nm (53 lb in).
4. New O-ring seals.
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Coat O-ring seals with 525 viscosity refrigerant oil.
5. Accumulator to the evaporator.
Tighten
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Accumulator to 41 Nm (30 lb ft).