Can you convert a R12 gauge to a R134a?
A/C gauge conversion kits from R12 to R134A. It’s important to get good ac readings on high and low side to properly diagnose problems with a vehicle’s air conditioning system. We sell AC manifold gauge sets and also the conversion kits so you can make use of an old R12 (R22) gauge set that is just sitting around.
Do you need PT chart for R134 coupler?
If you are using R134 gauges, you will need a PT chart or a PT chart app for your phone so you can determine the temperatures. You can also replace the gauges on your manifold with gauges that have both temperature scales. The couplers are solidly built and can be fully disassembled (no riveted knobs) in case the inner seals need to be replaced.
Which is more efficient, a R12 or a R134a?
R12 can blow 6 to 7 degrees cooler than R134a and is 15% more efficient. R134a systems require larger condensers and higher operating pressures than R12 systems because R134a doesn’t have as high of a heat transfer rate as R12 (which has a heavier molecular size than R134a).
Can you use R134 hoses with 14mm threads?
These couplers do exactly what they are advertised to do: They will let you use the R134 Hoses with 14mm threads (and gauge manifold) with R1234yf automotive ports. True R1234yf Hoses will have 12mm threads instead.
Is there an R12 to R134 AC adapter?
. R134A AC Recharge Hose with Gauge and BPV31 Bullet Piercing Tap Valve Kit, 1/4″ to 1/4″ Adapter with valve core, R134a Can Tap, 1/4’’ SAE Hose for R12 R22 Port, for Air Conditioning Refrigerant System . . Only 4 left in stock – order soon.
What is a lowside service coupler 134a tank adapter?
Lowside Service Coupler 134a. Field service couplers connect to hoses to allow access to service ports on automotive R-134a A/C systems. 023-80147-00 RTI Tank Adapter 1/2″ Acme Female X Low Side R134A
What’s the wrong fitting for Acme AC R134a brass adapter?
Wrong fitting. Order from another seller. The fitting I recieved was 1/4 flare to 1/4 flare. It threads onto a commercial can of 407c but does not thread onto a 30lb can of a r134a. Not even close. I’m an auto tech bu trade, bought a set of yellow jacket gauges (everyone else has mastercools which all have issues).
What kind of fittings do I need for a R-12 car?
These top quality adapters have been combined into a kit that’s ideal for accessing R-12 vehicle A/C systems, as well as other types of systems. Five different adapters are included to fit most vehicles with R-12 systems & 1/4″ fittings. 10250 Robinair Quick Coupler 90° Brass Adapter 1/4″ MFL X 1/4″ FFL