Kia Optima: Heater / Evaporator Core

Kia Optima DL3 2019-2025 Service and Repair Manual / Heating, Ventilation and Air Conditioning / Heater / Evaporator Core

Repair procedures

Replacement

1.	Disconnect the negative (-) battery terminal.

2.	Remove the heater and blower assembly. (Refer to Heater - "Heater Unit")

3.	Loosen the mounting screws, lock pin and remove the evaporator core cover (A).

Remove the evaporator cover (A) from heater unit.

•	Be careful that the inlet and outlet pipe are not bent during heater core and evaporator core removal/installation.

5.	Separate the evaporator temperature sensor (A) from the evaporator core.

6.	To install, reverse the removal procedure.

Heater Core

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