Kia Sorento: Heater Core Replacement
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1. |
Disconnect the negative (-) battery terminal.
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2. |
Remove the heater and blower assembly.
(Refer to Heater -"Heater Unit")
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3. |
Remove the heater core cover (A) after loosening the mounting
screws.
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4. |
Pull out the heater core (A) from the heater unit.
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5. |
Install in the reverse order of removal.
| A. |
If you're installing a new heater core, add refrigerant
oil (PAG OIL).
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| B. |
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.
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| C. |
Immediately after using the oil, replace the cap on the
container, and seal it to avoid moisture absorption.
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| D. |
Do not spill the refrigerant oil on the vehicle; it may
damage the paint; if the refrigerant oil contacts the paint,
wash it off immediately.
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| E. |
Apply sealant to the grommets.
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| F. |
Make sure that there is no air leakage.
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| G. |
Charge the system and test its performance.
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| H. |
Do not interchange the inlet and outlet heater hoses and
install the hose clamps securely.
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| I. |
Refill the cooling system with engine coolant.
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1.
Disconnect the negative (-) battery terminal.
2.
Recover the refrigerant with a recovery/recycling/charging station.
3.
...
1.
Disconnect the negative (-) battery terminal.
2.
Remove the heater and blower assembly.
(Refer to Heater -"Heater Unit")
...
Heater Unit Replacement
Evaporator Core Replacement