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Troubleshooting with Gauges FAQ


We use a manifold gauge set to get more information about what's happening .... R134a low side pressure will be be slightly lower (27 PSI) at this temperature.

www.ask.com/youtube?q=R134a Manifold Pressures&v=wOIR-5tunTM
Jan 18, 2014 ... How to connect and read AC manifold gauges ... your compressors internals are weak and that's also why the pressures equalized so quickly.

What Are Typical 134A Manifold Gauge Pressures? | eHow


The 134A refrigerant, and its resulting manifold pressure, provide a way to maintain the coolest air for ... R134a Pressure Gauge; Thin screwdriver; Show More.

Car AC Diagnostics | Car Repair Information From MasterTechMark


Feb 10, 2010 ... When you're basing your diagnostics off of system pressure it is very important ... the manifold gauge set to the respective high and low pressure fittings again ... We are now on our fifth generation of AC Condensers for R134a ...

Instructions - Mastercool


PROFESSIONAL R134a MANIFOLD GAUGE SET ... R134a TEMPERATURE PRESSURE CHART ... Low side pressure is low and high side pressure is high.

Topping up a car's r134a air conditioning system. - Instructables


Manifold gauge ... ... Manifold gauge set for r134a refrigerant. 1. Can 12oz of r134a. 1. ... Now open the piercing head a bit to allow some pressure into the line .

Amazon.com: CZFCGA 500 PSI A/C Manifold Gauge Set by CAL ...


A/C Manifold Brass Gauge Set R134A R12 R22 R502 · 4.3 out of ... The cans only fit the short hose that adds 134-A directly into the low pressure fitting. Cans are ...

How to Recharge the Air Conditioner in a Car: 12 Steps


Dec 14, 2015 ... What pressure should I read on the manifold gauges when the system ... This is part 1 of a 2-part video on how to charge a R134a AC system.

Denlors Auto Blog » Blog Archive » Adding Freon to Car AC ...


Apr 17, 2009 ... Below are normal car AC pressure readings with 134A. * Normal ... 134A AC Refrigerant Manifold Gauge Set – Air Conditioning Tools 134A AC ... I thought that the leak was not fixed, and that I needed more R134a. I hooked ...

A/C R134A Manifold Gauge Set - Harbor Freight Tools


Amazing deals on this A/C R134A Manifold Gauge Set at Harbor Freight. ... ( using R134A refrigerant only) by comparing the "high side" and "low side" pressure ...

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How To Use An A/C Manifold Gauge Set - CARiD.com


Oct 2, 2014 ... An air conditioning manifold gauge set is a must-have tool for anyone ... The blue hoses, gauge, and valve knob represents the low pressure side of .... If you are using, let's say, a 30-lb. can of R134a, there are scales which ...

How To Use HVAC Gauges


The blue hoses are used to connect the manifold to the low pressure side ... R410A Manifold gauge set; R22 Manifold gauge set; R134a manifold gauge set.

a/c pressures on manifold gauge set - Dodge Diesel - Diesel Truck ...


Jul 13, 2010 ... a/c pressures on manifold gauge set .... was put a huge shop fan in front of the condenser while adding R134a and it worked great. my theory is ...