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Old Yesterday | 02:57 PM
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Default orifice tube
replacing my whole a/c system. in the middle of installation and noticed the new old air evaporator for my 1980 has a blue orifice in it?

im running a r4 compressor and don’t know if its correct?

called old air an left a message.

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Old Yesterday | 04:45 PM
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heard back from old air. blue is for r134a.
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Old Today | 01:09 AM
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White is for R12. I have a few NOS ones if needed.
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Old Today | 06:45 AM
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no converting to r134a. thanks anyway
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