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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

www.aa1car.com/library/retrofit.htm

There is NO reason to retrofit a vehicle to R-134a as long as the R-12 system is cooling properly and contains a normal charge of refrigerant. ... Converting to R- 134a typically reduces cooling performance somewhat, and may ... both types of refrigerant), and recharging to 85 to 90% capacity with R-134a. .... R134a Retrofit  ...

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

www.reference.com/vehicles/r12-r134a-conversion-chart-dc290f2db01fa8ae

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 ...

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

www.corvette-restoration.com/restoration/body_and_interior/130414_ac_conversion.htm

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).

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

www.automotiveforums.com/t1067881-a_c_r134_conversion.html

You will need to buy a conversion kit. Remove the schader valves from the R-12 fittings and screw on the R134 fittings. Add the proper amount ...

General Motors Retrofit Procedures - E38.org

www.e38.org/pparish/gm-rp.htm

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.

RETROFITTING TO R134a - Polar Bear, Inc.

www.polarbearinc.com/Trouble10_retrofit.htm

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.

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!

www.teamchicago.com/Imperial/imp-ac.htm

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 ...

DMCNews Tech R134 - DMC-News The DeLorean Mailing List

www.dmcnews.com/Techsection/r134.html

Feb 13, 2003 ... R134A Conversion Procedures ... is operational, run it at idle with the A/C blower on high speed for five (5) minutes to optimize the amount of oil in the compressor. 2) Recover all R-12 refrigerant from the vehicle's A/C system.