Search found 4 matches

by harryjames001
Wed Jul 21, 2021 2:21 pm
Forum: Automotive Air Conditioning Procedures, Tips and FAQ.
Topic: 1990 Buick Riviera changing from R12 to R134A
Replies: 7
Views: 402

Re: 1990 Buick Riviera changing from R12 to R134A

Hello John I finally managed to get the system charged up and running and the inside vent temperature is close to 50 degrees F. My concern is that the gauges, are giving me wrong and conflicting readings. The high side is close to 75 PSI and the low side has been as high as 300 PSI. The gauges are f...
by harryjames001
Thu Jul 15, 2021 12:08 pm
Forum: Automotive Air Conditioning Procedures, Tips and FAQ.
Topic: 1990 Buick Riviera changing from R12 to R134A
Replies: 7
Views: 402

Re: 1990 Buick Riviera changing from R12 to R134A

Hello John I have finally got all the necessary parts and materials to change the system to R134A and as you suggested I have brought a set of scales and a temperature "gun". I found the Double Ended Capped PAG46 on EBay. I will get into doing the job today and fit the new condenser, flush...
by harryjames001
Wed Jul 07, 2021 7:08 pm
Forum: Automotive Air Conditioning Procedures, Tips and FAQ.
Topic: 1990 Buick Riviera changing from R12 to R134A
Replies: 7
Views: 402

Re: 1990 Buick Riviera changing from R12 to R134A

Hello John Thank you for taking the time to reply to me. After I posted my message yesterday, I went online and found a new condenser for $67 plus shipping and taxes, (at Rock Auto). I figured that even though the original condenser was in good condition, it would still take about 3 quarts of solven...
by harryjames001
Tue Jul 06, 2021 7:21 pm
Forum: Automotive Air Conditioning Procedures, Tips and FAQ.
Topic: 1990 Buick Riviera changing from R12 to R134A
Replies: 7
Views: 402

1990 Buick Riviera changing from R12 to R134A

Hello Everyone I am new to this site and looking for some advice. I recently purchased the above car and I would like to get the A/C to work. I dismantled the system with the intentions of fitting a new compressor, (old H6 was covered in compressor oil), accumulator and orifice. The system had been ...