| Important repair instructions for air conditioning systems |
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| Never mix different refrigerants. |
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| The refrigerant oils R134a and R12, specially developed for the refrigerant circuits, must not be mixed. |
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| A/C service stations, which come in contact with the refrigerant, must only be used for the provided refrigerant. |
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| The components of the refrigerant circuit for refrigerant R134a are marked with green stickers or are arranged in such a way that they cannot be switched with components for refrigerant R12 (e.g. other threads). |
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| A sign is affixed in the engine compartment at the lock carrier or in the plenum chamber which is intended to draw the attention to the refrigerant used. |
Note | Observe the information contained in the chapters „safety instructions“ → Chapter and „basics for working on the refrigerant circuit“ → Chapter when working on the refrigerant circuit. |
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