Kia Niro: Air Conditioning System / Receiver-Drier Repair procedures

Replacement
1.

Remove the condenser.

2.

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

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 long nose pliers. 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.

6.

Install a new bottom cap to the condenser.

  

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

Replace the O-rings 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 to avoid leakage.

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

Charge the system, and test its performance.

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