Kia Optima: Air Conditioning System / Receiver-Drier

Kia Optima DL3 2019-2025 Service and Repair Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Receiver-Drier

Repair procedures

Replacement

1.	Remove the condenser.

Remove the cap (A) on the bottom of the condenser with a L wrench.

Tightening torque :

9.81 - 14.71 N.m (1.0 - 1.5 kgf.m, 7.2 - 10.8 lb-ft)

3.	Remove the receiver-drier (A) from condenser using a long nose plier. Check for crumbled receiver-drier and clogged bottom cap filter.

4.	Apply air conditioning compressor oil along the O-rings and threads of the new bottom cap.

5.	Insert a new receiver-drier into the receiver drier tank. The receiver-drier must be sealed in vacuum before it is exposed to air for use.

Install a new bottom cap to the condenser.

•	Always replace the receiver-drier and bottom cap at the same time.

•	Be careful not to damage the radiator and condenser fins when installing the condenser.

•	Charge the system, and test its performance.

•	Replace the O-rings (A) with new ones at each fitting, and apply a thin coat of refrigerant oil before installing them. Be sure to use the right O-rings for R-134a or R-1234yf to avoid leakage.

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