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Has anyone done a R12 to R134a AC retrofit ?

Posted:
Wed Apr 20, 2011 6:52 pm
by jmoshe
I am looking to 'upgrade' my Air Condition system from the R12 to the R134a system in the 92 civic... would be eager to know if anyone has attempted to do it and was successful.. any links to doing it would be appreciative... Thanks

Posted:
Wed Apr 20, 2011 9:50 pm
by hatchie
Flush out put new valves on. And fill up all done

Posted:
Thu Apr 21, 2011 12:14 am
by Eg6H2D
hatchie wrote:Flush out put new valves on. And fill up all done


Posted:
Thu Apr 21, 2011 3:03 pm
by jmoshe
hatchie wrote:Flush out put new valves on. And fill up all done
Thanks... what about vaccuming the system... I can rent a vaccum ... which is better... flushing or vaccuming it out ?
installing refrigerant oil in installed components...

Posted:
Fri Apr 22, 2011 4:35 pm
by jmoshe
EG6b20R wrote:hatchie wrote:Flush out put new valves on. And fill up all done

Question... when you install a drier it tells you to add 1/3 oz. of refrigerant oil... My question is.. where do you add this oil ? Do you just add it directly into the drier ?

Posted:
Sun Apr 24, 2011 2:33 pm
by oregon_civic
or you could just take it to a radiator shop, and have them recharge the r12.

Posted:
Sun Apr 24, 2011 2:48 pm
by hatchie
Vacuum it out and before you fill it put dye inside for future leaks and you can rent one from only autozone I think and r12 is no longer available publicly ....if u want r12 expect to pay $30 an oz.

Posted:
Sun Apr 24, 2011 2:49 pm
by hatchie
Yes just pour right into drier if u got new compressor pour in there too!!

Posted:
Mon Mar 11, 2013 9:31 pm
by MG6
Sorry to bring this thread back to life, but is there any different between the two?
Trying to see if my dad's VX 92 is a R12 or did Honda already change it to R134A.
All sticker under the hood is missing as my uncle respray the hood or removed the sticker.


Posted:
Tue Mar 12, 2013 12:49 am
by bigJOE671
MG6 wrote:Sorry to bring this thread back to life, but is there any different between the two?
Trying to see if my dad's VX 92 is a R12 or did Honda already change it to R134A.
All sticker under the hood is missing as my uncle respray the hood or removed the sticker.

year 92-93 are R12
year 94-95 are R134a

Posted:
Tue Mar 12, 2013 3:22 am
by MG6
Thank you!!! Now i gotta find a shop that carries R12