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Charge as follows: R134A = 1.8 lbs R12= 2.0 lbs No additional oil is ...

www.vintageair.com/DownloadsSection/Documents/Troubleshooting Guide.pdf

A. R134A TYPE. 1. HIGH-SIDE ... Charge as follows: R134A = 1.8 lbs R12= 2.0 lbs. No additional ... System must be evacuated and re-charged to exact weight.

R-12 to R-134A Refrigerant Retrofit - Auto Diagnosis Repair Help


That's why many people simply recharge their older R-12 air conditioning system with ... Converting to R-134a typically reduces cooling performance somewhat, and may require some ... After the modifications are made, the system is recharged to about 85 to 90% of its original capacity with R-134a. .... R134a Retrofit ...

A/C R134 conversion - Car Forums and Automotive Chat - Automotive ...


We need to convert a '91 Pontiac TS 3.1 TBI A / C system from R12 to R134 ... to charge the system (same as the original R12 quantity or less)?

www.ask.com/youtube?q=R12 to R134a Amount Conversion&v=__alchrw7CE
Jul 6, 2012 ... The A/C system in many older vehicles needs to be converted from R12 refrigerant to R134a refrigerant. This video shows you how to convert ...

Automotive Air Conditioning Conversion to R134a - Team Chicago!


They would appear to be unfamiliar with the overbuilt, high capacity nature of the AC ... I am sure all of you have heard when you convert from R12 to R134a that ...

The use of R134a in mobile A/C systems designed for R-1 2 - Sanden


Sanden Procedure for Conversion from R-12 to R134a. 1. ... on high speed for five (5) minutes to optimize the amount of oil in the compressor. Recover all R-12  ...

RETROFITTING TO R134a - Polar Bear, Inc.


When the idea of retrofitting vehicles with R12 systems to R134a. was first ... Calculate 70% of the correct R12 charge and start by putting in that amount.

R12 to R134A Conversion on 1988 Mustang LX 5.O - The Corral


May 23, 2007 ... R12 to R134A Conversion on 1988 Mustang LX 5.O. Written by ..... With R134A, you should charge to 85% of the R12 capacity. 36 ounces of ...

Converting Air Conditioning to R-134 - Miata.net


Jun 12, 2005 ... I have a 1990 Miata which I wanted to convert to R-134a from R-12. ... lousy 10 bucks), a conversion kit from AutoZone that contained 3 cans of freon/oil, high and .... If my memory serves me right, Miata has a 1lb 8oz. capacity.

Z32 Wiki - R134A Conversion

z32.wikispaces.com/R134A Conversion

This article explains how to convert an R12 system to R134A. Credit to Piranha of ... Replace the same amount with PAG or Ester oil. I chose not to on mine ...

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What is a R12 to R134a conversion chart? | Reference.com


An R12 to R134a refrigerant conversion chart is a tool used to properly recharge or convert a vehicle air conditioning system based on the refrigerant type and ...

General Motors Retrofit Procedures - E38.org


GM recommends that vehicles with A/C systems designed for R12 be reserviced ... Once the vehicle has been retrofitted, it would cost a lot to convert it back. ... that minimal changes will have to be made R12 systems to retrofit them to R134a.

Converting A/C System from Freon to R134a - The Corvette ...


Apr 14, 2013 ... In this update we focus on converting our old freon based R12 air conditioning system to a ... R134a refrigerant (amount varies by model year).