Accumulator HVAC: Service and Repair

SUCTION ACCUMULATOR

Removal and Installation

NOTE: Installation of a new suction accumulator is not required when repairing the air conditioning system except when there is physical evidence of contamination from a failed A/C compressor or damage to the suction accumulator.

All vehicles
1. Recover the refrigerant.
2. Disconnect the battery.
3. Remove the battery.







4. Remove the battery tray.
1 Remove the bolts.
2 Remove the battery tray.
- To install, tighten to 28 Nm (21 lb-ft).







5. Position the washer reservoir filler tube aside.
1 Remove the screws.
2 Position the washer reservoir filler tube aside.







6. CAUTION: Use a wrench on each side of the fitting to prevent twisting of the refrigerant line.

Disconnect the evaporator outlet fitting.
- Discard the O-ring seal.
- To install, tighten to 39 Nm (29 lb-ft).

Vehicles without auxiliary A/C







7. Disconnect the compressor manifold and tube suction fitting.
1 Remove the screw.
2 Disconnect the fitting.
- Discard the O-ring seal.
- To install, tighten the fitting to 47 Nm (35 lb-ft).
- To install, tighten the screw to 2 Nm (18 lb-in).

Vehicles with auxiliary A/C







8. Remove the screw.
- To install, tighten to 2 Nm (18 lb-in).







9. Disconnect the spring lock coupling.
- Discard the O-ring seals.

All vehicles







10. Disconnect the A/C cycling switch electrical connector.







11. Remove the suction accumulator.
1 Remove the bolts.
2 Remove the suction accumulator.
- To install, tighten to 14 Nm (10 lb-ft).

12. To install, reverse the removal procedure.
- Install new O-ring seals.
- Lubricate the refrigerant system with the correct amount of clean PAG oil.

13. Evacuate, leak test and charge the refrigerant system.