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Oil used In Automotive Air Conditioners - E38.org


It has worked well for years and would be the recommended lubricant for all R12 applications. ... Mineral oil does not mix with R134a and there for not usable. ... you use the same oil that's already in the system when you are just adding oil.

How do I Add AC Compressor Oil? - BlueDevil Products


Sep 28, 2013 ... My two question are: 1)Does losing R134a also mean the lubricant is lost ... Can I add oil now that the Compressor is already on my car?

Compressor oil: all you need to know - Denso


The purpose of compressor oil is to lubricate and cool the moving parts of the compressor. ... mix well with PAG-oils and with refrigerant R134a or R1234yf, leading to poor ... add oil directly into the compressor, always add it to the condenser ...

Compatibility of Refrigerant R134a and PAG Oil in the Presence of ...


... b) stability of. R134a with PAG lubricant in presence of NOCOLOK® Cs Flux [ this paper]. ... All experiments were realized in a test rig that was previously used for the above ... was intentionally added to the system than normally accepted.

A/C Compressor PAG Oil Application Chart


Automotive air conditioning compressors require specific types of lubricants. Most 1996 and newer A/C systems use R134a refrigerant and require some type of PAG .... The total amount of oil added to compensate for parts that have been ...

High Pressure Investigation of Refrigerants HFC245fa, R134a and ...


to run the compressors without any lubricant added to the refrigerant. ... Key Words: High pressure, Refrigerants, HFC245fa, R134a, R123, ... separating film of pure refrigerant R123 in a ball bearing already at rolling speeds of 3 to 4 m/s.

Tech 101 – Refrigerant: what you can use, what you should use ...


May 16, 2014 ... Computer air has fewer lubricants in it than the conventional R134A. ..... If you just dump it in to a system that already has mineral oil in it, it won't mix ..... I have to keep adding freon to it just to stay cool, if you want to call it that.

RS-24 (R426A): Q & A - Refrigerant Solutions


11 Q: Can RS-24 be used to top up a system containing R134a and POE or PAG oil? A: Yes. ... originally charged with R134a and a synthetic lubricant, which type of lubricant should be added? .... previously charged with R12.In general ...

Lubricant Effect on Performance of R134a MAC Microchannel ...


Apr 1, 2014 ... Li, H. and Hrnjak, P., "Lubricant Effect on Performance of R134a MAC Microchannel Evaporators," ... You may already have access. Access SAE MOBILUS. Buy. Select. Price. List. Add. Download. $26.00. Add. Mail. $26.00 ...

Lubricant Impact on R134a Distribution and Microchannel Heat ...


Apr 1, 2014 ... Lubricant Impact on R134a Distribution and Microchannel Heat Exchanger Performance. Paper #: ... You may already have access. Access SAE MOBILUS. Buy. Select. Price. List. Add. Download. $26.00. Add. Mail. $26.00 ...

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R1234yf and Lubricants: An update about recent ... - Energy Learning


Review of lubricant specifications-properties affected by the refrigerant change to R1234yf ... lubricant and refrigerant and then heated at 175°C for 14 days with added ... types and between PAG and POE, more than previously seen with R134a. ... In general R1234yf shows lower solubility than R134a in the same lubricant, ...

Refrigerant Lubricant (R12/R134a) - RepairPal


Auto Systems and Repair: Refrigerant Lubricant (R12/R134a) ... the manufacturer's recommendations for adding refrigerant oil should always be followed when ...



There are significant differences between R12 and R134a, which ... A. Pressure/ temperature plot of R134a vs. ... lubricant to the compressor in a refrigeration.