Kia Optima Hybrid: Air Conditioning System / Refrigerant line Repair procedures

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Heating,Ventilation, Air Conditioning / Air Conditioning System / Refrigerant line Repair procedures

Replacement

1.	Discharge refrigerant from refrigeration system.

Replace faulty tube or hose.

Cap the open fittings immediately to keep moisture or dirt out of the system.

Tighten joint of bolt or nut to specified torque.

Connections should not be torque tighter than the specified torque.

Part tightened	N.m	kgf.m	lb-ft
Condenser - Discharge hose	3.9~5.9	0.4~0.6	2.9~4.3
Condenser - Liquid tube
Compressor - Discharge hose	3.9~5.9	0.4~0.6	2.9~4.3
Compressor - Suction hose
Expansion valve - Evaporator	7.8~11.7	0.8~1.2	5.7~8.6

Evacuate air in refrigeration system and charge system with refrigerant.

Specified amount 550 ± 25g (19.4 ± 0.88 oz.)

5.	Inspect for leakage of refrigerant. Using a gas leak detector, check for leakage of refrigerant.

6.	Inspect A/C operation.

Refrigerant line Components and Components Location

Component Location ...

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