4. |
Install in the reverse order of removal.
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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, R-1234yf to avoid leakage.
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• |
Immediately after using the oil, replace the cap on the container,
and seal it to avoid moisture absorption.
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• |
Do not spill refrigerant oil on the vehicle as it may damage
the paint. If refrigerant oil comes in contact with the paint, wash
it off immediately.
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• |
Apply sealant to the grommets.
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• |
Make sure that there is no air leakage.
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• |
Charge the system and test its performance.
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• |
Do not interchange the inlet and outlet heater hoses and install
the hose clamps securely.
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• |
Refill the cooling system with engine coolant.
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