Accumulator HVAC: Service and Repair

Evaporator And Blower Assembly Component View:

Accumulator Replacement:

Evaporator And Blower Case Replacement:

The accumulator assembly has a service replacement kit which includes two seals (O-rings) for the inlet and outlet connections. The desiccant is NOT serviced separately-it is part of the sealed accumulator assembly. Refer to A/C System Oil Charge Replenishing / "Refrigerant Oil Distribution" for presence of refrigerant oil and service conditions when removing the accumulator from the vehicle to measure the oil. Service and Repair

Replace the accumulator when:

1. A physical perforation produces a leak.

2. The (orifice) screen experiences continued or repeated plugging.


REMOVE OR DISCONNECT


1. Discharge and recover refrigerant from the system.

2. Evaporator (10) from accumulator (6) (figure 36).

3. Compressor hose assembly (3) from accumulator (6).

4. O-rings.

- Cap or plug the open lines.

5. Electrical connections, as necessary.

6. Screw (38) and bracket (40).

7. Accumulator (6).

- Install sealing caps if accumulator is not being replaced.


INSTALL OR CONNECT


1. Accumulator (6). Refer to A/C System Oil Charge Replenishing / "Refrigerant Oil Distribution" if replacing accumulator. Service and Repair


NOTICE: Refer to "Fasteners" under "Vehicle Damage Warnings."


2. Bracket (40) and screw (38) (figure 36).

3. Electrical connections, as necessary.

4. New O-rings.

5. Compressor hose assembly (3) to accumulator (6).

6. Evaporator (10) to accumulator (6).

Tighten

- Evaporator connection to 41 Nm (30 ft. lb.).

- Compressor hose connection to 41 Nm (30 ft. lb.).

7. Refrigerant to the system.

- Check the system for leaks.